diff --git a/icu4j/main/classes/collate/src/com/ibm/icu/text/Collator.java b/icu4j/main/classes/collate/src/com/ibm/icu/text/Collator.java
index f2e6d11afc8..6c8dc49dde9 100644
--- a/icu4j/main/classes/collate/src/com/ibm/icu/text/Collator.java
+++ b/icu4j/main/classes/collate/src/com/ibm/icu/text/Collator.java
@@ -994,7 +994,7 @@ public abstract class Collator implements Comparator<Object>, Freezable<Collator
                         // Keep the default
                         defcoll = collations.getString("default");
                     }
-                } else if (!values.contains(collkey)) {
+                } else if (!collkey.startsWith("private-") && !values.contains(collkey)) {
                     values.add(collkey);
                 }
             }
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/ICUResourceBundle.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/ICUResourceBundle.java
index b011d321f19..63394d76070 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/ICUResourceBundle.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/ICUResourceBundle.java
@@ -323,8 +323,8 @@ public  class ICUResourceBundle extends UResourceBundle {
                 Enumeration<String> e = irb.getKeys();
                 while (e.hasMoreElements()) {
                     String s = e.nextElement();
-                    if (!DEFAULT_TAG.equals(s)) {
-                        // don't add 'default' items
+                    if (!DEFAULT_TAG.equals(s) && !s.startsWith("private-")) {
+                        // don't add 'default' items, nor unlisted types
                         keywords.add(s);
                     }
                 }
diff --git a/icu4j/main/shared/data/icudata.jar b/icu4j/main/shared/data/icudata.jar
index 6aaef2103cb..3dfc24b5c57 100755
--- a/icu4j/main/shared/data/icudata.jar
+++ b/icu4j/main/shared/data/icudata.jar
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:ba61a15f14acdc6a323524db85c2e5990dc15b20c04fcb170bbb9a5517864099
-size 10503185
+oid sha256:df42e127c7c6127bce3a0a44577d33d8457fc073f5fa131f6916c039b374932c
+size 10503267
diff --git a/icu4j/main/tests/collate/src/com/ibm/icu/dev/test/collator/CollationMiscTest.java b/icu4j/main/tests/collate/src/com/ibm/icu/dev/test/collator/CollationMiscTest.java
index b30ebbd67d1..ad4c70406d2 100644
--- a/icu4j/main/tests/collate/src/com/ibm/icu/dev/test/collator/CollationMiscTest.java
+++ b/icu4j/main/tests/collate/src/com/ibm/icu/dev/test/collator/CollationMiscTest.java
@@ -2194,7 +2194,12 @@ public class CollationMiscTest extends TestFmwk {
             log(values[i]+", ");
         }
         logln("");
-        logln("Number of collator values returned : " + values.length);
+        logln("Number of collation keyword values returned : " + values.length);
+        for(int i=0; i<values.length;i++){
+            if (values[i].startsWith("private-")) {
+                errln("Collator.getKeywordValues() returns private collation keyword: " + values[i]);
+            }
+        }
 
         Set foundValues = new TreeSet(Arrays.asList(values));
 
diff --git a/icu4j/main/tests/collate/src/com/ibm/icu/dev/test/collator/CollationTest.java b/icu4j/main/tests/collate/src/com/ibm/icu/dev/test/collator/CollationTest.java
index 5557888b7b1..764bbff0cec 100644
--- a/icu4j/main/tests/collate/src/com/ibm/icu/dev/test/collator/CollationTest.java
+++ b/icu4j/main/tests/collate/src/com/ibm/icu/dev/test/collator/CollationTest.java
@@ -950,13 +950,13 @@ public class CollationTest extends TestFmwk {
         for (; locIdx < locales.length; localeID = locales[locIdx++].getName()) {
             ULocale locale = new ULocale(localeID);
             String[] types = Collator.getKeywordValuesForLocale("collation", locale, false);
-            String type = null; // default type
-            int typeIdx = 0;
-            for (; typeIdx < types.length; type = types[typeIdx++]) {
-                ULocale localeWithType = locale;
-                if (type != null) {
-                    localeWithType = localeWithType.setKeywordValue("collation", type);
+            for (int typeIdx = 0; typeIdx < types.length; ++typeIdx) {
+                String type = types[typeIdx];  // first: default type
+                if (type.startsWith("private-")) {
+                    errln("Collator.getKeywordValuesForLocale(" + localeID +
+                            ") returns private collation keyword: " + type);
                 }
+                ULocale localeWithType = locale.setKeywordValue("collation", type);
                 Collator coll = Collator.getInstance(localeWithType);
                 ULocale actual = coll.getLocale(ULocale.ACTUAL_LOCALE);
                 if (prevLocales.contains(actual.getName())) {