diff --git a/icu4c/source/test/intltest/itspoof.cpp b/icu4c/source/test/intltest/itspoof.cpp
index 7e317374b27..d4c6f50b8a2 100644
--- a/icu4c/source/test/intltest/itspoof.cpp
+++ b/icu4c/source/test/intltest/itspoof.cpp
@@ -639,7 +639,7 @@ void IntlTestSpoof::testMixedNumbers() {
             TEST_ASSERT_MSG((expectedSet.size() > 1) == mixedNumberFailure, msgBuf);
             const UnicodeSet* actualSet = UnicodeSet::fromUSet(uspoof_getCheckResultNumerics(checkResult, &status));
             TEST_ASSERT_MSG(expectedSet == *actualSet, msgBuf);
-        TEST_TEARDOWN
+        TEST_TEARDOWN;
     }
 }
 
diff --git a/icu4c/source/test/intltest/msfmrgts.cpp b/icu4c/source/test/intltest/msfmrgts.cpp
index c35e85d4816..1b83b10876d 100644
--- a/icu4c/source/test/intltest/msfmrgts.cpp
+++ b/icu4c/source/test/intltest/msfmrgts.cpp
@@ -32,29 +32,29 @@ void
 MessageFormatRegressionTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
 {
     TESTCASE_AUTO_BEGIN;
-    TESTCASE_AUTO(Test4074764)
+    TESTCASE_AUTO(Test4074764);
     //TESTCASE_AUTO(Test4058973)  -- disabled/obsolete in ICU 4.8
-    TESTCASE_AUTO(Test4031438)
-    TESTCASE_AUTO(Test4052223)
-    TESTCASE_AUTO(Test4104976)
-    TESTCASE_AUTO(Test4106659)
-    TESTCASE_AUTO(Test4106660)
-    TESTCASE_AUTO(Test4111739)
-    TESTCASE_AUTO(Test4114743)
-    TESTCASE_AUTO(Test4116444)
-    TESTCASE_AUTO(Test4114739)
-    TESTCASE_AUTO(Test4113018)
-    TESTCASE_AUTO(Test4106661)
-    TESTCASE_AUTO(Test4094906)
-    TESTCASE_AUTO(Test4118592)
-    TESTCASE_AUTO(Test4118594)
-    TESTCASE_AUTO(Test4105380)
-    TESTCASE_AUTO(Test4120552)
-    TESTCASE_AUTO(Test4142938)
-    TESTCASE_AUTO(TestChoicePatternQuote)
-    TESTCASE_AUTO(Test4112104)
-    TESTCASE_AUTO(TestICU12584)
-    TESTCASE_AUTO(TestAPI)
+    TESTCASE_AUTO(Test4031438);
+    TESTCASE_AUTO(Test4052223);
+    TESTCASE_AUTO(Test4104976);
+    TESTCASE_AUTO(Test4106659);
+    TESTCASE_AUTO(Test4106660);
+    TESTCASE_AUTO(Test4111739);
+    TESTCASE_AUTO(Test4114743);
+    TESTCASE_AUTO(Test4116444);
+    TESTCASE_AUTO(Test4114739);
+    TESTCASE_AUTO(Test4113018);
+    TESTCASE_AUTO(Test4106661);
+    TESTCASE_AUTO(Test4094906);
+    TESTCASE_AUTO(Test4118592);
+    TESTCASE_AUTO(Test4118594);
+    TESTCASE_AUTO(Test4105380);
+    TESTCASE_AUTO(Test4120552);
+    TESTCASE_AUTO(Test4142938);
+    TESTCASE_AUTO(TestChoicePatternQuote);
+    TESTCASE_AUTO(Test4112104);
+    TESTCASE_AUTO(TestICU12584);
+    TESTCASE_AUTO(TestAPI);
     TESTCASE_AUTO_END;
 }
 
diff --git a/icu4c/source/test/intltest/numfmtst.cpp b/icu4c/source/test/intltest/numfmtst.cpp
index 9c6e0840a7d..5ae7c3de80e 100644
--- a/icu4c/source/test/intltest/numfmtst.cpp
+++ b/icu4c/source/test/intltest/numfmtst.cpp
@@ -7004,7 +7004,7 @@ void NumberFormatTest::TestExplicitParents() {
 void NumberFormatTest::TestAvailableNumberingSystems() {
     IcuTestErrorCode status(*this, "TestAvailableNumberingSystems");
     StringEnumeration *availableNumberingSystems = NumberingSystem::getAvailableNames(status);
-    CHECK_DATA(status, "NumberingSystem::getAvailableNames()")
+    CHECK_DATA(status, "NumberingSystem::getAvailableNames()");
 
     int32_t nsCount = availableNumberingSystems->count(status);
     if ( nsCount < 74 ) {
@@ -7474,7 +7474,7 @@ void NumberFormatTest::TestSignificantDigits(void) {
     Locale locale("en_US");
     LocalPointer<DecimalFormat> numberFormat(static_cast<DecimalFormat*>(
             NumberFormat::createInstance(locale, status)));
-    CHECK_DATA(status,"NumberFormat::createInstance")
+    CHECK_DATA(status,"NumberFormat::createInstance");
 
     numberFormat->setSignificantDigitsUsed(TRUE);
     numberFormat->setMinimumSignificantDigits(3);
@@ -7527,7 +7527,7 @@ void NumberFormatTest::TestShowZero() {
     Locale locale("en_US");
     LocalPointer<DecimalFormat> numberFormat(static_cast<DecimalFormat*>(
             NumberFormat::createInstance(locale, status)));
-    CHECK_DATA(status, "NumberFormat::createInstance")
+    CHECK_DATA(status, "NumberFormat::createInstance");
 
     numberFormat->setSignificantDigitsUsed(TRUE);
     numberFormat->setMaximumSignificantDigits(3);
@@ -7578,7 +7578,7 @@ void NumberFormatTest::TestBug9936() {
 void NumberFormatTest::TestParseNegativeWithFaLocale() {
     UErrorCode status = U_ZERO_ERROR;
     DecimalFormat *test = (DecimalFormat *) NumberFormat::createInstance("fa", status);
-    CHECK_DATA(status, "NumberFormat::createInstance")
+    CHECK_DATA(status, "NumberFormat::createInstance");
     test->setLenient(TRUE);
     Formattable af;
     ParsePosition ppos;
@@ -7594,7 +7594,7 @@ void NumberFormatTest::TestParseNegativeWithFaLocale() {
 void NumberFormatTest::TestParseNegativeWithAlternateMinusSign() {
     UErrorCode status = U_ZERO_ERROR;
     DecimalFormat *test = (DecimalFormat *) NumberFormat::createInstance("en", status);
-    CHECK_DATA(status, "NumberFormat::createInstance")
+    CHECK_DATA(status, "NumberFormat::createInstance");
     test->setLenient(TRUE);
     Formattable af;
     ParsePosition ppos;
diff --git a/icu4c/source/test/intltest/ssearch.cpp b/icu4c/source/test/intltest/ssearch.cpp
index 7cdea8a7ccf..8b5ecd6f8ec 100644
--- a/icu4c/source/test/intltest/ssearch.cpp
+++ b/icu4c/source/test/intltest/ssearch.cpp
@@ -173,7 +173,7 @@ void SSearchTest::searchTest()
             //  This assert is a little deceiving in that strength can be
             //   any of the allowed values, not just TERTIARY, but it will
             //   do the job of getting the error output.
-            TEST_ASSERT(*strength=="TERTIARY")
+            TEST_ASSERT(*strength=="TERTIARY");
         }
 
         //
diff --git a/icu4c/source/test/intltest/tsmthred.cpp b/icu4c/source/test/intltest/tsmthred.cpp
index 0f4145b1d36..98e04869d85 100644
--- a/icu4c/source/test/intltest/tsmthred.cpp
+++ b/icu4c/source/test/intltest/tsmthred.cpp
@@ -79,7 +79,7 @@ void MultithreadTest::runIndexedTest( int32_t index, UBool exec,
     TESTCASE_AUTO(Test20104);
 #endif /* #if !UCONFIG_NO_FORMATTING */
 #endif /* #if !UCONFIG_NO_TRANSLITERATION */
-    TESTCASE_AUTO_END
+    TESTCASE_AUTO_END;
 }