diff --git a/java/res/values/donottranslate.xml b/java/res/values/donottranslate.xml
index b25a208..d4d6385 100644
--- a/java/res/values/donottranslate.xml
+++ b/java/res/values/donottranslate.xml
@@ -37,6 +37,12 @@
         <item>en_US</item>
         <item>en_GB</item>
         <item>es_US</item>
+        <item>hi_ZZ</item>
+    </string-array>
+
+    <!-- Subtype locale whose name should be displayed in Locale.ROOT. -->
+    <string-array name="subtype_locale_displayed_in_root_locale">
+        <item>hi_ZZ</item>
     </string-array>
 
     <!-- Generic subtype label -->
diff --git a/java/res/values/strings.xml b/java/res/values/strings.xml
index cb03260..c3f5cf4 100644
--- a/java/res/values/strings.xml
+++ b/java/res/values/strings.xml
@@ -184,6 +184,8 @@
     <!-- Description for Spanish (US) keyboard subtype [CHAR LIMIT=25]
          (US) should be an abbreviation of United States to fit in the CHAR LIMIT. -->
     <string name="subtype_es_US">Spanish (US)</string>
+    <!-- Description for Hinglish (https://en.wikipedia.org/wiki/Hinglish) keyboard subtype [CHAR LIMIT=25] -->
+    <string name="subtype_hi_ZZ">Hinglish</string>
     <!-- Description for English (UK) keyboard subtype with explicit keyboard layout [CHAR LIMIT=25]
          (UK) should be an abbreviation of United Kingdom to fit in the CHAR LIMIT.
          This should be identical to subtype_en_GB aside from the trailing (%s). -->
@@ -196,6 +198,9 @@
          (US) should be an abbreviation of United Statesn to fit in the CHAR LIMIT.
          This should be identical to subtype_es_US aside from the trailing (%s). -->
     <string name="subtype_with_layout_es_US">Spanish (US) (<xliff:g id="KEYBOARD_LAYOUT" example="QWERTY">%s</xliff:g>)</string>
+    <!-- Description for Hinglish (https://en.wikipedia.org/wiki/Hinglish) keyboard subtype with explicit keyboard layout [CHAR LIMIT=25]
+         This should be identical to subtype_hi_ZZ aside from the trailing (%s). -->
+    <string name="subtype_with_layout_hi_ZZ">Hinglish (<xliff:g id="KEYBOARD_LAYOUT" example="QWERTY">%s</xliff:g>)</string>
     <!-- Description for "LANGUAGE_NAME" (Traditional) keyboard subtype [CHAR LIMIT=25]
          (Traditional) can be an abbreviation to fit in the CHAR LIMIT. -->
     <string name="subtype_generic_traditional"><xliff:g id="LANGUAGE_NAME" example="Nepali">%s</xliff:g> (Traditional)</string>
diff --git a/java/res/xml/key_styles_currency.xml b/java/res/xml/key_styles_currency.xml
index cfe9a90..2ce6318 100644
--- a/java/res/xml/key_styles_currency.xml
+++ b/java/res/xml/key_styles_currency.xml
@@ -80,6 +80,7 @@
         </case>
         <!-- fa: Persian (Rial and Afgahni)
              hi: Hindi (Indian Rupee)
+             hi_ZZ: Hinglish (Indian Rupee)
              iw: Hebrew (New Sheqel)
              lo: Lao (Kip)
              mn: Mongolian (Tugrik)
diff --git a/java/res/xml/method.xml b/java/res/xml/method.xml
index d71e88b..74ac79f 100644
--- a/java/res/xml/method.xml
+++ b/java/res/xml/method.xml
@@ -52,6 +52,7 @@
     gl_ES: Galician (Spain)/spanish
     hi: Hindi/hindi
     hi: Hindi/hindi_compact
+    (hi_ZZ: Hinglish/qwerty)  # This is a preliminary keyboard layout.
     hr: Croatian/qwertz
     hu: Hungarian/qwertz
     hy_AM: Armenian (Armenia) Phonetic/armenian_phonetic
@@ -354,6 +355,16 @@
             android:imeSubtypeExtraValue="KeyboardLayoutSet=hindi_compact,EmojiCapable"
             android:isAsciiCapable="false"
     />
+    <!-- TODO: This Hinglish keyboard is a preliminary layout.
+               This isn't based on the final specification. -->
+    <subtype android:icon="@drawable/ic_ime_switcher_dark"
+            android:label="@string/subtype_hi_ZZ"
+            android:subtypeId="0x352eb37c"
+            android:imeSubtypeLocale="hi_ZZ"
+            android:imeSubtypeMode="keyboard"
+            android:imeSubtypeExtraValue="AsciiCapable,KeyboardLayoutSet=qwerty,EmojiCapable"
+            android:isAsciiCapable="true"
+    />
     <subtype android:icon="@drawable/ic_ime_switcher_dark"
             android:label="@string/subtype_generic"
             android:subtypeId="0x35b7526a"
diff --git a/java/src/com/android/inputmethod/keyboard/internal/KeyboardTextsTable.java b/java/src/com/android/inputmethod/keyboard/internal/KeyboardTextsTable.java
index 31bc549..0e3acff 100644
--- a/java/src/com/android/inputmethod/keyboard/internal/KeyboardTextsTable.java
+++ b/java/src/com/android/inputmethod/keyboard/internal/KeyboardTextsTable.java
@@ -94,7 +94,7 @@
         /*   8:22 */ "morekeys_n",
         /*   9:22 */ "single_quotes",
         /*  10:20 */ "morekeys_s",
-        /*  11:17 */ "keyspec_currency",
+        /*  11:18 */ "keyspec_currency",
         /*  12:14 */ "morekeys_y",
         /*  13:13 */ "morekeys_d",
         /*  14:12 */ "morekeys_z",
@@ -1874,6 +1874,15 @@
         /* additional_morekeys_symbols_0 */ "0",
     };
 
+    /* Locale hi_ZZ: Hindi (ZZ) */
+    private static final String[] TEXTS_hi_ZZ = {
+        /* morekeys_a ~ */
+        null, null, null, null, null, null, null, null, null, null, null,
+        /* ~ morekeys_s */
+        // U+20B9: "₹" INDIAN RUPEE SIGN
+        /* keyspec_currency */ "\u20B9",
+    };
+
     /* Locale hr: Croatian */
     private static final String[] TEXTS_hr = {
         /* morekeys_a ~ */
@@ -3957,6 +3966,7 @@
         "fr"     , TEXTS_fr,    /*  13/ 62 French */
         "gl_ES"  , TEXTS_gl_ES, /*   7/  9 Gallegan (Spain) */
         "hi"     , TEXTS_hi,    /*  23/ 53 Hindi */
+        "hi_ZZ"  , TEXTS_hi_ZZ, /*   1/ 12 Hindi (ZZ) */
         "hr"     , TEXTS_hr,    /*   9/ 20 Croatian */
         "hu"     , TEXTS_hu,    /*   9/ 20 Hungarian */
         "hy_AM"  , TEXTS_hy_AM, /*   9/126 Armenian (Armenia) */
diff --git a/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java b/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
index 351d014..0db4106 100644
--- a/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtils.java
@@ -30,6 +30,7 @@
 
 import java.util.Arrays;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Locale;
 
 public final class SubtypeLocaleUtils {
@@ -52,6 +53,8 @@
     private static final HashMap<String, String> sKeyboardLayoutToDisplayNameMap = new HashMap<>();
     // Keyboard layout to subtype name resource id map.
     private static final HashMap<String, Integer> sKeyboardLayoutToNameIdsMap = new HashMap<>();
+    // Exceptional locale whose name should be displayed in Locale.ROOT.
+    static final HashSet<String> sExceptionalLocaleDisplayedInRootLocale = new HashSet<>();
     // Exceptional locale to subtype name resource id map.
     private static final HashMap<String, Integer> sExceptionalLocaleToNameIdsMap = new HashMap<>();
     // Exceptional locale to subtype name with layout resource id map.
@@ -106,6 +109,12 @@
             sKeyboardLayoutToNameIdsMap.put(key, noLanguageResId);
         }
 
+        final String[] excetionalLocaleInRootLocale = res.getStringArray(
+                R.array.subtype_locale_displayed_in_root_locale);
+        for (int i = 0; i < excetionalLocaleInRootLocale.length; i++) {
+            sExceptionalLocaleDisplayedInRootLocale.add(excetionalLocaleInRootLocale[i]);
+        }
+
         final String[] exceptionalLocales = res.getStringArray(
                 R.array.subtype_locale_exception_keys);
         for (int i = 0; i < exceptionalLocales.length; i++) {
@@ -157,6 +166,9 @@
         if (NO_LANGUAGE.equals(localeString)) {
             return sResources.getConfiguration().locale;
         }
+        if (sExceptionalLocaleDisplayedInRootLocale.contains(localeString)) {
+            return Locale.ROOT;
+        }
         return LocaleUtils.constructLocaleFromString(localeString);
     }
 
@@ -171,9 +183,15 @@
     }
 
     public static String getSubtypeLanguageDisplayName(final String localeString) {
-        final Locale locale = LocaleUtils.constructLocaleFromString(localeString);
         final Locale displayLocale = getDisplayLocaleOfSubtypeLocale(localeString);
-        return getSubtypeLocaleDisplayNameInternal(locale.getLanguage(), displayLocale);
+        final String languageString;
+        if (sExceptionalLocaleDisplayedInRootLocale.contains(localeString)) {
+            languageString = localeString;
+        } else {
+            final Locale locale = LocaleUtils.constructLocaleFromString(localeString);
+            languageString = locale.getLanguage();
+        }
+        return getSubtypeLocaleDisplayNameInternal(languageString, displayLocale);
     }
 
     private static String getSubtypeLocaleDisplayNameInternal(final String localeString,
diff --git a/tests/src/com/android/inputmethod/keyboard/KeyboardLayoutSetSubtypesCountTests.java b/tests/src/com/android/inputmethod/keyboard/KeyboardLayoutSetSubtypesCountTests.java
index eb67bc1..302f3b9 100644
--- a/tests/src/com/android/inputmethod/keyboard/KeyboardLayoutSetSubtypesCountTests.java
+++ b/tests/src/com/android/inputmethod/keyboard/KeyboardLayoutSetSubtypesCountTests.java
@@ -25,8 +25,8 @@
 
 @SmallTest
 public class KeyboardLayoutSetSubtypesCountTests extends KeyboardLayoutSetTestsBase {
-    private static final int NUMBER_OF_SUBTYPES = 77;
-    private static final int NUMBER_OF_ASCII_CAPABLE_SUBTYPES = 45;
+    private static final int NUMBER_OF_SUBTYPES = 78;
+    private static final int NUMBER_OF_ASCII_CAPABLE_SUBTYPES = 46;
     private static final int NUMBER_OF_PREDEFINED_ADDITIONAL_SUBTYPES = 2;
 
     @Override
diff --git a/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsHinglish.java b/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsHinglish.java
new file mode 100644
index 0000000..2a6e46f
--- /dev/null
+++ b/tests/src/com/android/inputmethod/keyboard/layout/tests/TestsHinglish.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.inputmethod.keyboard.layout.tests;
+
+import android.test.suitebuilder.annotation.SmallTest;
+
+import com.android.inputmethod.keyboard.layout.LayoutBase;
+import com.android.inputmethod.keyboard.layout.LayoutBase.LayoutCustomizer;
+import com.android.inputmethod.keyboard.layout.Qwerty;
+import com.android.inputmethod.keyboard.layout.Symbols;
+import com.android.inputmethod.keyboard.layout.SymbolsShifted;
+import com.android.inputmethod.keyboard.layout.expected.ExpectedKey;
+
+import java.util.Locale;
+
+/*
+ * hi_ZZ: Hinglish/qwerty
+ */
+@SmallTest
+public final class TestsHinglish extends LayoutTestsBase {
+    private static final Locale LOCALE = new Locale("hi", "ZZ");
+    private static final LayoutBase LAYOUT = new Qwerty(new HinglishCustomizer(LOCALE));
+
+    @Override
+    LayoutBase getLayout() { return LAYOUT; }
+
+    private static class HinglishCustomizer extends LayoutCustomizer {
+        public HinglishCustomizer(final Locale locale) { super(locale); }
+
+        @Override
+        public ExpectedKey getCurrencyKey() { return CURRENCY_RUPEE; }
+
+        @Override
+        public ExpectedKey[] getOtherCurrencyKeys() {
+            return SymbolsShifted.CURRENCIES_OTHER_GENERIC;
+        }
+
+        // U+20B9: "₹" INDIAN RUPEE SIGN
+        private static final ExpectedKey CURRENCY_RUPEE = key("\u20B9",
+                Symbols.CURRENCY_GENERIC_MORE_KEYS);
+    }
+}
diff --git a/tests/src/com/android/inputmethod/latin/utils/SpacebarLanguageUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/SpacebarLanguageUtilsTests.java
index 17247e7..aef517c 100644
--- a/tests/src/com/android/inputmethod/latin/utils/SpacebarLanguageUtilsTests.java
+++ b/tests/src/com/android/inputmethod/latin/utils/SpacebarLanguageUtilsTests.java
@@ -44,6 +44,7 @@
     InputMethodSubtype FR_CH;
     InputMethodSubtype DE;
     InputMethodSubtype DE_CH;
+    InputMethodSubtype HI_ZZ;
     InputMethodSubtype ZZ;
     InputMethodSubtype DE_QWERTY;
     InputMethodSubtype FR_QWERTZ;
@@ -85,6 +86,8 @@
                 Locale.GERMAN.toString(), "qwertz");
         DE_CH = mRichImm.findSubtypeByLocaleAndKeyboardLayoutSet(
                 "de_CH", "swiss");
+        HI_ZZ = mRichImm.findSubtypeByLocaleAndKeyboardLayoutSet(
+                "hi_ZZ", "qwerty");
         ZZ = mRichImm.findSubtypeByLocaleAndKeyboardLayoutSet(
                 SubtypeLocaleUtils.NO_LANGUAGE, "qwerty");
         DE_QWERTY = AdditionalSubtypeUtils.createAsciiEmojiCapableAdditionalSubtype(
@@ -122,6 +125,12 @@
         for (final InputMethodSubtype subtype : mSubtypesList) {
             final String subtypeName = SubtypeLocaleUtils
                     .getSubtypeDisplayNameInSystemLocale(subtype);
+            if (SubtypeLocaleUtils.sExceptionalLocaleDisplayedInRootLocale.contains(
+                    subtype.getLocale())) {
+                // Skip test because the language part of this locale string doesn't represent
+                // the locale to be displayed on the spacebar (for example hi_ZZ and Hinglish).
+                continue;
+            }
             final String spacebarText = SpacebarLanguageUtils.getMiddleDisplayName(subtype);
             if (SubtypeLocaleUtils.isNoLanguage(subtype)) {
                 assertEquals(subtypeName,
@@ -147,6 +156,7 @@
     //  fr_CH swiss   F  Français  Français (Suisse)
     //  de    qwertz  F  Deutsch   Deutsch
     //  de_CH swiss   F  Deutsch   Deutsch (Schweiz)
+    //  hi_ZZ qwerty  F  Hinglish  Hinglish
     //  zz    qwerty  F  QWERTY    QWERTY
     //  fr    qwertz  T  Français  Français
     //  de    qwerty  T  Deutsch   Deutsch
@@ -172,6 +182,8 @@
                     SpacebarLanguageUtils.getFullDisplayName(DE));
             assertEquals("de_CH", "Deutsch (Schweiz)",
                     SpacebarLanguageUtils.getFullDisplayName(DE_CH));
+            assertEquals("hi_ZZ", "Hinglish",
+                    SpacebarLanguageUtils.getFullDisplayName(HI_ZZ));
             assertEquals("zz", "QWERTY",
                     SpacebarLanguageUtils.getFullDisplayName(ZZ));
 
@@ -191,6 +203,8 @@
                     SpacebarLanguageUtils.getMiddleDisplayName(DE));
             assertEquals("de_CH", "Deutsch",
                     SpacebarLanguageUtils.getMiddleDisplayName(DE_CH));
+            assertEquals("hi_ZZ", "Hinglish",
+                    SpacebarLanguageUtils.getMiddleDisplayName(HI_ZZ));
             assertEquals("zz", "QWERTY",
                     SpacebarLanguageUtils.getMiddleDisplayName(ZZ));
             return null;
diff --git a/tests/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtilsTests.java
index ce3df7d..4f0b3cc 100644
--- a/tests/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtilsTests.java
+++ b/tests/src/com/android/inputmethod/latin/utils/SubtypeLocaleUtilsTests.java
@@ -44,6 +44,7 @@
     InputMethodSubtype FR_CH;
     InputMethodSubtype DE;
     InputMethodSubtype DE_CH;
+    InputMethodSubtype HI_ZZ;
     InputMethodSubtype ZZ;
     InputMethodSubtype DE_QWERTY;
     InputMethodSubtype FR_QWERTZ;
@@ -85,6 +86,8 @@
                 Locale.GERMAN.toString(), "qwertz");
         DE_CH = mRichImm.findSubtypeByLocaleAndKeyboardLayoutSet(
                 "de_CH", "swiss");
+        HI_ZZ = mRichImm.findSubtypeByLocaleAndKeyboardLayoutSet(
+                "hi_ZZ", "qwerty");
         ZZ = mRichImm.findSubtypeByLocaleAndKeyboardLayoutSet(
                 SubtypeLocaleUtils.NO_LANGUAGE, "qwerty");
         DE_QWERTY = AdditionalSubtypeUtils.createAsciiEmojiCapableAdditionalSubtype(
@@ -128,6 +131,7 @@
         assertEquals("fr_CH", "swiss", SubtypeLocaleUtils.getKeyboardLayoutSetName(FR_CH));
         assertEquals("de", "qwertz", SubtypeLocaleUtils.getKeyboardLayoutSetName(DE));
         assertEquals("de_CH", "swiss", SubtypeLocaleUtils.getKeyboardLayoutSetName(DE_CH));
+        assertEquals("hi_ZZ", "qwerty", SubtypeLocaleUtils.getKeyboardLayoutSetName(HI_ZZ));
         assertEquals("zz", "qwerty", SubtypeLocaleUtils.getKeyboardLayoutSetName(ZZ));
 
         assertEquals("de qwerty", "qwerty", SubtypeLocaleUtils.getKeyboardLayoutSetName(DE_QWERTY));
@@ -154,6 +158,7 @@
     //  fr_CH swiss   F  French (Switzerland)
     //  de    qwertz  F  German
     //  de_CH swiss   F  German (Switzerland)
+    //  hi_ZZ qwerty  F  Hinglish
     //  zz    qwerty  F  Alphabet (QWERTY)
     //  fr    qwertz  T  French (QWERTZ)
     //  de    qwerty  T  German (QWERTY)
@@ -182,6 +187,8 @@
                         SubtypeLocaleUtils.getSubtypeDisplayNameInSystemLocale(DE));
                 assertEquals("de_CH", "German (Switzerland)",
                         SubtypeLocaleUtils.getSubtypeDisplayNameInSystemLocale(DE_CH));
+                assertEquals("hi_ZZ", "Hinglish",
+                        SubtypeLocaleUtils.getSubtypeDisplayNameInSystemLocale(HI_ZZ));
                 assertEquals("zz", "Alphabet (QWERTY)",
                         SubtypeLocaleUtils.getSubtypeDisplayNameInSystemLocale(ZZ));
                 return null;
@@ -226,6 +233,7 @@
     //  fr_CH swiss   F  Français (Suisse)
     //  de    qwertz  F  Allemand
     //  de_CH swiss   F  Allemand (Suisse)
+    //  hi_ZZ qwerty  F  Hinglish
     //  zz    qwerty  F  Alphabet latin (QWERTY)
     //  fr    qwertz  T  Français (QWERTZ)
     //  de    qwerty  T  Allemand (QWERTY)
@@ -254,6 +262,8 @@
                         SubtypeLocaleUtils.getSubtypeDisplayNameInSystemLocale(DE));
                 assertEquals("de_CH", "Allemand (Suisse)",
                         SubtypeLocaleUtils.getSubtypeDisplayNameInSystemLocale(DE_CH));
+                assertEquals("hi_ZZ", "Hinglish",
+                        SubtypeLocaleUtils.getSubtypeDisplayNameInSystemLocale(HI_ZZ));
                 assertEquals("zz", "Alphabet latin (QWERTY)",
                         SubtypeLocaleUtils.getSubtypeDisplayNameInSystemLocale(ZZ));
                 return null;
diff --git a/tools/make-keyboard-text/res/values-hi-rZZ/donottranslate-more-keys.xml b/tools/make-keyboard-text/res/values-hi-rZZ/donottranslate-more-keys.xml
new file mode 100644
index 0000000..068639d
--- /dev/null
+++ b/tools/make-keyboard-text/res/values-hi-rZZ/donottranslate-more-keys.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+**
+** Copyright 2014, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <!-- U+20B9: "₹" INDIAN RUPEE SIGN -->
+    <string name="keyspec_currency">&#x20B9;</string>
+</resources>