diff --git a/icu4j/main/collate/src/test/java/com/ibm/icu/dev/test/util/LocaleAliasCollationTest.java b/icu4j/main/collate/src/test/java/com/ibm/icu/dev/test/util/LocaleAliasCollationTest.java
deleted file mode 100644
index b9428743a32..00000000000
--- a/icu4j/main/collate/src/test/java/com/ibm/icu/dev/test/util/LocaleAliasCollationTest.java
+++ /dev/null
@@ -1,78 +0,0 @@
-// © 2016 and later: Unicode, Inc. and others.
-// License & terms of use: http://www.unicode.org/copyright.html
-/*
- *******************************************************************************
- * Copyright (C) 2009, International Business Machines Corporation and         *
- * others. All Rights Reserved.                                                *
- *******************************************************************************
- */
-
-package com.ibm.icu.dev.test.util;
-
-import java.util.HashMap;
-
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.junit.runners.JUnit4;
-
-import com.ibm.icu.text.Collator;
-import com.ibm.icu.util.ULocale;
-
-@RunWith(JUnit4.class)
-public class LocaleAliasCollationTest extends com.ibm.icu.dev.test.TestFmwk {
-    private static final ULocale[][] _LOCALES = {
-            {new ULocale("en", "RH"), new ULocale("en", "ZW")},
-            {new ULocale("in"), new ULocale("id")},
-            {new ULocale("in", "ID"), new ULocale("id", "ID")},
-            {new ULocale("iw"), new ULocale("he")},
-            {new ULocale("iw", "IL"), new ULocale("he", "IL")},
-            {new ULocale("ji"), new ULocale("yi")},
-
-            {new ULocale("en", "BU"), new ULocale("en", "MM")},
-            {new ULocale("en", "DY"), new ULocale("en", "BJ")},
-            {new ULocale("en", "HV"), new ULocale("en", "BF")},
-            {new ULocale("en", "NH"), new ULocale("en", "VU")},
-            {new ULocale("en", "TP"), new ULocale("en", "TL")},
-            {new ULocale("en", "ZR"), new ULocale("en", "CD")}
-    };
-
-    private static final int _LOCALE_NUMBER = _LOCALES.length;
-    private ULocale[] available = null;
-    private HashMap<String, String> availableMap = new HashMap<>();
-    private static final ULocale _DEFAULT_LOCALE = ULocale.US;
-
-    public LocaleAliasCollationTest() {
-    }
-
-    @Before
-    public void init() {
-        available = ULocale.getAvailableLocales();
-        for(int i=0; i<available.length;i++){
-            availableMap.put(available[i].toString(),"");
-        }
-    }
-
-    @Test
-    public void TestCollation() {
-        ULocale defLoc = ULocale.getDefault();
-        ULocale.setDefault(_DEFAULT_LOCALE);
-        for (int i=0; i<_LOCALE_NUMBER; i++) {
-            ULocale oldLoc = _LOCALES[i][0];
-            ULocale newLoc = _LOCALES[i][1];
-            if(availableMap.get(_LOCALES[i][1])==null){
-                logln(_LOCALES[i][1]+" is not available. Skipping!");
-                continue;
-            }
-            Collator c1 = Collator.getInstance(oldLoc);
-            Collator c2 = Collator.getInstance(newLoc);
-
-            if (!c1.equals(c2)) {
-                errln("CollationTest: c1!=c2: newLoc= "+newLoc +" oldLoc= "+oldLoc);
-            }
-
-            logln("Collation old:"+oldLoc+"   new:"+newLoc);
-        }
-        ULocale.setDefault(defLoc);
-    }
-}
diff --git a/icu4j/main/core/src/test/java/com/ibm/icu/dev/test/util/LocaleAliasTest.java b/icu4j/main/core/src/test/java/com/ibm/icu/dev/test/util/LocaleAliasTest.java
deleted file mode 100644
index a8ce3c0acfc..00000000000
--- a/icu4j/main/core/src/test/java/com/ibm/icu/dev/test/util/LocaleAliasTest.java
+++ /dev/null
@@ -1,230 +0,0 @@
-// © 2016 and later: Unicode, Inc. and others.
-// License & terms of use: http://www.unicode.org/copyright.html
-/*
- *******************************************************************************
- * Copyright (C) 2005-2016, International Business Machines Corporation and
- * others. All Rights Reserved.
- *******************************************************************************
- */
-
-/*
- * New added, 2005-5-10 [Terry/SGL]
- * Major modification by Ram
- */
-
-package com.ibm.icu.dev.test.util;
-
-import java.util.HashMap;
-
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.junit.runners.JUnit4;
-
-import com.ibm.icu.dev.test.CoreTestFmwk;
-import com.ibm.icu.dev.test.TestFmwk;
-import com.ibm.icu.impl.ICUData;
-import com.ibm.icu.text.DateFormat;
-import com.ibm.icu.util.Calendar;
-import com.ibm.icu.util.ULocale;
-import com.ibm.icu.util.UResourceBundle;
-
-@RunWith(JUnit4.class)
-public class LocaleAliasTest extends CoreTestFmwk {
-    private static final ULocale[][] _LOCALES = {
-
-            {new ULocale("en", "RH"), new ULocale("en", "ZW")},
-            {new ULocale("in"), new ULocale("id")},
-            {new ULocale("in", "ID"), new ULocale("id", "ID")},
-            {new ULocale("iw"), new ULocale("he")},
-            {new ULocale("iw", "IL"), new ULocale("he", "IL")},
-            {new ULocale("ji"), new ULocale("yi")},
-
-            {new ULocale("en", "BU"), new ULocale("en", "MM")},
-            {new ULocale("en", "DY"), new ULocale("en", "BJ")},
-            {new ULocale("en", "HV"), new ULocale("en", "BF")},
-            {new ULocale("en", "NH"), new ULocale("en", "VU")},
-            {new ULocale("en", "TP"), new ULocale("en", "TL")},
-            {new ULocale("en", "ZR"), new ULocale("en", "CD")}
-    };
-
-    private static final int _LOCALE_NUMBER = _LOCALES.length;
-    private static ULocale[] available = null;
-    private HashMap availableMap = new HashMap();
-    private static final ULocale _DEFAULT_LOCALE = ULocale.US;
-
-    public LocaleAliasTest() {
-    }
-
-    @Before
-    public void init() {
-        available = ULocale.getAvailableLocales();
-        for(int i=0; i<available.length;i++){
-            availableMap.put(available[i].toString(),"");
-        }
-    }
-
-    @Test
-    public void TestCalendar() {
-        ULocale defLoc = ULocale.getDefault();
-        ULocale.setDefault(_DEFAULT_LOCALE);
-        for (int i=0; i<_LOCALE_NUMBER; i++) {
-            ULocale oldLoc = _LOCALES[i][0];
-            ULocale newLoc = _LOCALES[i][1];
-            if(availableMap.get(_LOCALES[i][1])==null){
-                logln(_LOCALES[i][1]+" is not available. Skipping!");
-                continue;
-            }
-            Calendar c1 = Calendar.getInstance(oldLoc);
-            Calendar c2 = Calendar.getInstance(newLoc);
-            c1.setTime(c2.getTime());
-            //Test function "getFirstDayOfWeek"
-    //        int firstDayOfWeek1 = c1.getFirstDayOfWeek();
-    //        int firstDayOfWeek2 = c2.getFirstDayOfWeek();
-    //        if (firstDayOfWeek1 != firstDayOfWeek2) {
-    //            this.logln("Calendar(getFirstDayOfWeek) old:"
-    //                    +firstDayOfWeek1+"   new:"+firstDayOfWeek2);
-    //            pass = false;
-    //        }
-
-            //Test function "getLocale(ULocale.VALID_LOCALE)"
-            ULocale l1 = c1.getLocale(ULocale.VALID_LOCALE);
-            ULocale l2 = c2.getLocale(ULocale.VALID_LOCALE);
-            if (!newLoc.equals(l1)) {
-                errln("CalendarTest: newLoc!=l1: newLoc= "+newLoc +" l1= "+l1);
-            }
-            if (!l1.equals(l2)) {
-                errln("CalendarTest: l1!=l2: l1= "+l1 +" l2= "+l2);
-            }
-            if(!c1.equals(c2)){
-                errln("CalendarTest: c1!=c2.  newLoc= "+newLoc +" oldLoc= "+oldLoc);
-            }
-            logln("Calendar(getLocale) old:"+l1+"   new:"+l2);
-        }
-        ULocale.setDefault(defLoc);
-    }
-
-    @Test
-    public void  TestDateFormat() {
-        ULocale defLoc = ULocale.getDefault();
-        ULocale.setDefault(_DEFAULT_LOCALE);
-        for (int i=0; i<_LOCALE_NUMBER; i++) {
-            ULocale oldLoc = _LOCALES[i][0];
-            ULocale newLoc = _LOCALES[i][1];
-            if(availableMap.get(_LOCALES[i][1])==null){
-                logln(_LOCALES[i][1]+" is not available. Skipping!");
-                continue;
-            }
-            DateFormat df1 = DateFormat.getDateInstance(DateFormat.FULL, oldLoc);
-            DateFormat df2 = DateFormat.getDateInstance(DateFormat.FULL, newLoc);
-
-            //Test function "getLocale"
-            ULocale l1 = df1.getLocale(ULocale.VALID_LOCALE);
-            ULocale l2 = df2.getLocale(ULocale.VALID_LOCALE);
-            if (!newLoc.equals(l1)) {
-                errln("DateFormatTest: newLoc!=l1: newLoc= "+newLoc +" l1= "+l1);
-            }
-            if (!l1.equals(l2)) {
-                errln("DateFormatTest: l1!=l2: l1= "+l1 +" l2= "+l2);
-            }
-            if (!df1.equals(df2)) {
-                errln("DateFormatTest: df1!=df2: newLoc= "+newLoc +" oldLoc= "+oldLoc);
-            }
-            TestFmwk.logln("DateFormat(getLocale) old:"+l1+"   new:"+l2);
-
-            //Test function "format"
-    //        Date d = new Date();
-    //        String d1 = df1.format(d);
-    //        String d2 = df2.format(d);
-    //        if (!d1.equals(d2)) {
-    //            pass = false;
-    //        }
-    //        this.logln("DateFormat(format) old:"+d1+"   new:"+d2);
-        }
-        ULocale.setDefault(defLoc);
-    }
-
-    @Test
-    public void TestULocale() {
-        ULocale defLoc = ULocale.getDefault();
-        ULocale.setDefault(_DEFAULT_LOCALE);
-        for (int i=0; i<_LOCALE_NUMBER; i++) {
-            ULocale oldLoc = _LOCALES[i][0];
-            ULocale newLoc = _LOCALES[i][1];
-            if(availableMap.get(_LOCALES[i][1])==null){
-                logln(_LOCALES[i][1]+" is not available. Skipping!");
-                continue;
-            }
-            ULocale ul1 = new ULocale(oldLoc.toString());
-            ULocale ul2 = new ULocale(newLoc.toString());
-
-            String name1 = ul1.getDisplayName();
-            String name2 = ul2.getDisplayName();
-            if (!name1.equals(name2)) {
-                errln("name1!=name2. name1 = " + name1 +" name2 = " +name2);
-            }
-            logln("ULocale(getDisplayName) old:"+name1+"   new:"+name2);
-        }
-        ULocale.setDefault(defLoc);
-    }
-
-    @Test
-    public void TestDisplayName() {
-        ULocale defLoc = ULocale.getDefault();
-        ULocale.setDefault(_DEFAULT_LOCALE);
-        for (int i=0; i<_LOCALE_NUMBER; i++) {
-            ULocale oldLoc = _LOCALES[i][0];
-            ULocale newLoc = _LOCALES[i][1];
-
-            for(int j=0; j<available.length; j++){
-               String oldCountry = oldLoc.getDisplayCountry(available[j]);
-               String newCountry = newLoc.getDisplayCountry(available[j]);
-               String oldLang = oldLoc.getDisplayLanguage(available[j]);
-               String newLang = newLoc.getDisplayLanguage(available[j]);
-
-               // is  there  display name for the current country ID
-               if(!newCountry.equals(newLoc.getCountry())){
-                   if(!oldCountry.equals(newCountry)){
-                       errln("getCountry() failed for "+ oldLoc +" oldCountry= "+ prettify(oldCountry) +" newCountry = "+prettify(newCountry)+ " in display locale "+ available[j].toString());
-                   }
-               }
-               //there is a display name for the current lang ID
-               if(!newLang.equals(newLoc.getLanguage())){
-                   if(!oldLang.equals(newLang)){
-                       errln("getLanguage() failed for " + oldLoc + " oldLang = "+ prettify(oldLang) +" newLang = "+prettify(newLang)+ " in display locale "+ available[j].toString());
-                   }
-               }
-            }
-        }
-        ULocale.setDefault(defLoc);
-    }
-
-    @Test
-    public void TestUResourceBundle() {
-        ULocale defLoc = ULocale.getDefault();
-        ULocale.setDefault(_DEFAULT_LOCALE);
-        for (int i=0; i<_LOCALE_NUMBER; i++) {
-            if(availableMap.get(_LOCALES[i][1])==null){
-                logln(_LOCALES[i][1]+" is not available. Skipping!");
-                continue;
-            }
-            ULocale oldLoc = _LOCALES[i][0];
-            ULocale newLoc = _LOCALES[i][1];
-            UResourceBundle urb1 = null;
-            UResourceBundle urb2 = null;
-
-            urb1 = UResourceBundle.getBundleInstance(ICUData.ICU_BASE_NAME, oldLoc);
-            urb2 = UResourceBundle.getBundleInstance(ICUData.ICU_BASE_NAME, newLoc);
-            ULocale l1 = urb1.getULocale();
-            ULocale l2 = urb2.getULocale();
-            if (!newLoc.equals(l1)) {
-                errln("ResourceBundleTest: newLoc!=l1: newLoc= "+newLoc +" l1= "+l1);
-            }
-            if (!l1.equals(l2)) {
-                errln("ResourceBundleTest: l1!=l2: l1= "+l1 +" l2= "+l2);
-            }
-            TestFmwk.logln("UResourceBundle old:"+l1+"   new:"+l2);
-        }
-        ULocale.setDefault(defLoc);
-    }
-}