diff --git a/icu4c/source/test/cintltst/cloctst.c b/icu4c/source/test/cintltst/cloctst.c
index 409676a8fc..c93400e68b 100644
--- a/icu4c/source/test/cintltst/cloctst.c
+++ b/icu4c/source/test/cintltst/cloctst.c
@@ -216,6 +216,7 @@ void addLocaleTest(TestNode** root)
     TESTCASE(TestGetLocale);
     TESTCASE(TestDisplayNameWarning);
     TESTCASE(TestNonexistentLanguageExemplars);
+    TESTCASE(TestAcceptLanguage);
 }
 
 
@@ -2262,3 +2263,53 @@ static void TestNonexistentLanguageExemplars(void) {
             u_errorName(ec));
     }
 }
+
+static void TestAcceptLanguage(void) {
+  UErrorCode status = U_ZERO_ERROR;
+  UAcceptResult outResult;
+  UEnumeration *available;
+  char tmp[200];
+  int i;
+  int32_t rc = 0;
+
+  struct { 
+    int32_t httpSet; 
+    const char *icuSet;
+    const char *expect;
+    UAcceptResult res;
+  } tests[] = { 
+    /*0*/{ 0, NULL, "mt_MT", ULOC_ACCEPT_VALID },
+    /*1*/{ 1, NULL, "en", ULOC_ACCEPT_VALID },
+    /*2*/{ 2, NULL, "en", ULOC_ACCEPT_FALLBACK },
+    /*3*/{ 3, NULL, "", ULOC_ACCEPT_FAILED },
+  };
+  const int32_t numTests = sizeof(tests)/sizeof(tests[0]);
+  const char *http[] = { /*0*/ "mt-mt, ja;q=0.76, en-us;q=0.95, en;q=0.92, en-gb;q=0.89, fr;q=0.87, iu-ca;q=0.84, iu;q=0.82, ja-jp;q=0.79, mt;q=0.97, de-de;q=0.74, de;q=0.71, es;q=0.68, it-it;q=0.66, it;q=0.63, vi-vn;q=0.61, vi;q=0.58, nl-nl;q=0.55, nl;q=0.53, th-th-traditional;q=.01",
+                         /*1*/ "ja;q=0.5, en;q=0.8, tlh",
+                         /*2*/ "en-wf, de-lx;q=0.8",
+                         /*3*/ "mga-ie;q=0.9, tlh",
+  };
+        
+  for(i=0;i<numTests;i++) {
+    outResult = -3;
+    status=U_ZERO_ERROR;
+    log_verbose("test #%d: http[%s], ICU[%s], expect %s, %d\n", 
+                i, http[tests[i].httpSet], tests[i].icuSet, tests[i].expect, tests[i].res);
+
+    available = ures_openAvailableLocales(tests[i].icuSet, &status);
+    tmp[0]=0;
+    rc = uloc_acceptLanguageFromHTTP(tmp, 199, &outResult, http[tests[i].httpSet], available, &status);
+    uenum_close(available);
+    log_verbose(" got %s, %d [%s]\n", tmp[0]?tmp:"(EMPTY)", outResult, u_errorName(status));
+    if(outResult != tests[i].res) {
+      log_err("FAIL: #%d: expected outResult of %d but got %d\n", i, tests[i].res, outResult);
+      log_info("test #%d: http[%s], ICU[%s], expect %s, %d\n", 
+               i, http[tests[i].httpSet], tests[i].icuSet, tests[i].expect, tests[i].res);
+    }
+    if((outResult>0)&&uprv_strcmp(tmp, tests[i].expect)) {
+      log_err("FAIL: #%d: expected %s but got %s\n", i, tests[i].expect, tmp);
+      log_info("test #%d: http[%s], ICU[%s], expect %s, %d\n", 
+               i, http[tests[i].httpSet], tests[i].icuSet, tests[i].expect, tests[i].res);
+    }
+  }
+}
diff --git a/icu4c/source/test/cintltst/cloctst.h b/icu4c/source/test/cintltst/cloctst.h
index 2f069bc1af..b419119804 100644
--- a/icu4c/source/test/cintltst/cloctst.h
+++ b/icu4c/source/test/cintltst/cloctst.h
@@ -97,5 +97,6 @@ static void TestGetLocale(void);
 static void setUpDataTable(void);
 static void cleanUpDataTable(void);
 /*static void displayDataTable(void);*/
+static void TestAcceptLanguage(void);
 
 #endif