diff --git a/icu4c/source/test/intltest/callimts.cpp b/icu4c/source/test/intltest/callimts.cpp
index cb9058799d4..7766d30ccc2 100644
--- a/icu4c/source/test/intltest/callimts.cpp
+++ b/icu4c/source/test/intltest/callimts.cpp
@@ -10,7 +10,6 @@
 #include "unicode/datefmt.h"
 #include "unicode/smpdtfmt.h"
 #include <float.h>
-#include <math.h>
 
 void CalendarLimitTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
 {
diff --git a/icu4c/source/test/intltest/caltest.cpp b/icu4c/source/test/intltest/caltest.cpp
index 0b57a7e92e3..667a2158d70 100644
--- a/icu4c/source/test/intltest/caltest.cpp
+++ b/icu4c/source/test/intltest/caltest.cpp
@@ -9,7 +9,6 @@
 #include "unicode/gregocal.h"
 #include "unicode/smpdtfmt.h"
 #include "unicode/simpletz.h"
-#include <math.h>
  
 // *****************************************************************************
 // class CalendarTest
diff --git a/icu4c/source/test/intltest/tsdate.cpp b/icu4c/source/test/intltest/tsdate.cpp
index 5857b78e65d..d0186db524c 100644
--- a/icu4c/source/test/intltest/tsdate.cpp
+++ b/icu4c/source/test/intltest/tsdate.cpp
@@ -11,7 +11,6 @@
 #include "unicode/smpdtfmt.h"
 
 #include <stdlib.h>
-#include <math.h>
 
 const double IntlTestDateFormat::ONEYEAR = 365.25 * ONEDAY; // Approximate
 
diff --git a/icu4c/source/test/intltest/tzbdtest.cpp b/icu4c/source/test/intltest/tzbdtest.cpp
index acfc884b7f2..381d09b41df 100644
--- a/icu4c/source/test/intltest/tzbdtest.cpp
+++ b/icu4c/source/test/intltest/tzbdtest.cpp
@@ -5,7 +5,6 @@
  ********************************************************************/
 
 #include "tzbdtest.h"
-#include <math.h>
 #include "unicode/timezone.h"
 #include "unicode/simpletz.h"
 #include "unicode/gregocal.h"
diff --git a/icu4c/source/test/intltest/tztest.cpp b/icu4c/source/test/intltest/tztest.cpp
index 8e364364bbc..e15507fae6f 100644
--- a/icu4c/source/test/intltest/tztest.cpp
+++ b/icu4c/source/test/intltest/tztest.cpp
@@ -4,7 +4,6 @@
  * others. All Rights Reserved.
  ********************************************************************/
 
-#include <math.h>
 #include "tztest.h"
 #include "unicode/timezone.h"
 #include "unicode/simpletz.h"