diff --git a/icu4c/source/test/cintltst/usrchdat.c b/icu4c/source/test/cintltst/usrchdat.c
index 3e22ee49ef2..b7e51204778 100644
--- a/icu4c/source/test/cintltst/usrchdat.c
+++ b/icu4c/source/test/cintltst/usrchdat.c
@@ -485,6 +485,10 @@ static const SearchData CONTRACTIONCANONICAL[] = {
     {NULL, NULL, NULL, UCOL_TERTIARY, NULL, {-1}, {0}}
 };
 
+static const SearchData DIACTRICMATCH[] = {
+		{"\\u0061\\u0061\\u00E1", "\\u0061\\u00E1", NULL, UCOL_SECONDARY, NULL, {1, -1}, {2}}
+};
+
 #endif /* #if !UCONFIG_NO_COLLATION */
 
 #endif
diff --git a/icu4c/source/test/cintltst/usrchtst.c b/icu4c/source/test/cintltst/usrchtst.c
index 5fba87f31cd..b9fce7f2a9a 100644
--- a/icu4c/source/test/cintltst/usrchtst.c
+++ b/icu4c/source/test/cintltst/usrchtst.c
@@ -1537,6 +1537,38 @@ static void TestIgnorable(void)
     ucol_close(collator);
 }
 
+static void TestDiactricMatch(void) 
+{
+    UChar          pattern[128];
+    UChar          text[128];
+    UErrorCode     status = U_ZERO_ERROR;
+    UStringSearch *strsrch;
+    uint32_t       count = 0;
+
+    memset(pattern, 0, 128*sizeof(UChar));
+    memset(text, 0, 128*sizeof(UChar));
+
+    strsrch = usearch_open(pattern, 1, text, 1, uloc_getDefault(), NULL, 
+                                       &status);
+    if (U_FAILURE(status)) {
+        log_err("Error opening string search %s\n", u_errorName(status));
+    }   
+    
+    ucol_setStrength(usearch_getCollator(strsrch), DIACTRICMATCH[count].strength);
+    
+    while (DIACTRICMATCH[count].text != NULL) {
+        u_unescape(DIACTRICMATCH[count].text, text, 128);
+        u_unescape(DIACTRICMATCH[count].pattern, pattern, 128);
+        usearch_setText(strsrch, text, -1, &status);
+        usearch_setPattern(strsrch, pattern, -1, &status);
+        if (!assertEqualWithUStringSearch(strsrch, DIACTRICMATCH[count])) {
+            log_err("Error at test number %d\n", count);
+        }
+        count ++;
+    }
+    usearch_close(strsrch);
+}
+
 static void TestCanonical(void)
 {
     int count = 0;
@@ -2191,6 +2223,7 @@ void addSearchTest(TestNode** root)
                                  "tscoll/usrchtst/TestContractionCanonical");
     addTest(root, &TestEnd, "tscoll/usrchtst/TestEnd");
     addTest(root, &TestNumeric, "tscoll/usrchtst/TestNumeric");
+    addTest(root, &TestDiactricMatch, "tscoll/usrchtst/TestDiactricMatch");
 }
 
 #endif /* #if !UCONFIG_NO_COLLATION */
diff --git a/icu4c/source/test/intltest/srchtest.cpp b/icu4c/source/test/intltest/srchtest.cpp
index f768c0d2f8e..cdec4db7363 100644
--- a/icu4c/source/test/intltest/srchtest.cpp
+++ b/icu4c/source/test/intltest/srchtest.cpp
@@ -154,6 +154,7 @@ void StringSearchTest::runIndexedTest(int32_t index, UBool exec,
         CASE(33, TestUClassID)
         CASE(34, TestSubclass)
         CASE(35, TestCoverage)
+        CASE(36, TestDiactricMatch)
         default: name = ""; break;
     }
 }
@@ -1544,6 +1545,38 @@ void StringSearchTest::TestIgnorable()
     delete strsrch;
     delete collator;
 }
+
+void StringSearchTest::TestDiactricMatch()
+{
+	UChar temp[128];
+    UErrorCode status = U_ZERO_ERROR;
+    int        count  = 0;
+
+    UnicodeString pattern("pattern");
+    UnicodeString text("text");
+    StringSearch *strsrch = new StringSearch(pattern, text, Locale::getDefault(), NULL, 
+                                             status);
+    if (U_FAILURE(status)) {
+        errln("Error opening string search %s", u_errorName(status));
+        return;
+    }   
+    
+    strsrch->getCollator()->setStrength(getECollationStrength(DIACTRICMATCH[count].strength));
+    
+    while (DIACTRICMATCH[count].text != NULL) {
+        u_unescape(DIACTRICMATCH[count].text, temp, 128);
+        text.setTo(temp, u_strlen(temp));
+        u_unescape(DIACTRICMATCH[count].pattern, temp, 128);
+        pattern.setTo(temp, u_strlen(temp));
+        strsrch->setText(text, status);
+        strsrch->setPattern(pattern, status);
+        if (!assertEqualWithStringSearch(strsrch, &DIACTRICMATCH[count])) {
+            errln("Error at test number %d", count);
+        }
+        count ++;
+    }
+    delete strsrch;
+}
  
 void StringSearchTest::TestCanonical()
 {
diff --git a/icu4c/source/test/intltest/srchtest.h b/icu4c/source/test/intltest/srchtest.h
index 37fafdc3b88..e27ec620bb0 100644
--- a/icu4c/source/test/intltest/srchtest.h
+++ b/icu4c/source/test/intltest/srchtest.h
@@ -88,6 +88,7 @@ private:
     void TestUClassID();
     void TestSubclass();
     void TestCoverage();
+    void TestDiactricMatch();
 };
 
 #endif /* #if !UCONFIG_NO_COLLATION */