Index: include/clang/ASTMatchers/ASTMatchers.h
===================================================================
--- include/clang/ASTMatchers/ASTMatchers.h
+++ include/clang/ASTMatchers/ASTMatchers.h
@@ -3466,7 +3466,7 @@
   return Node.requiresZeroInitialization();
 }
 
-/// \brief Matches the n'th parameter of a function declaration.
+/// \brief Matches the n'th parameter of a function or ObjC method declaration.
 ///
 /// Given
 /// \code
@@ -3476,9 +3476,11 @@
 ///   matches f(int x) {}
 /// with hasParameter(...)
 ///   matching int x
-AST_MATCHER_P2(FunctionDecl, hasParameter,
-               unsigned, N, internal::Matcher<ParmVarDecl>,
-               InnerMatcher) {
+AST_POLYMORPHIC_MATCHER_P2(hasParameter,
+                           AST_POLYMORPHIC_SUPPORTED_TYPES(FunctionDecl,
+                                                           ObjCMethodDecl),
+                           unsigned, N, internal::Matcher<ParmVarDecl>,
+                           InnerMatcher) {
   return (N < Node.getNumParams() &&
           InnerMatcher.matches(
               *Node.getParamDecl(N), Finder, Builder));
@@ -3538,7 +3540,7 @@
   return Matched;
 }
 
-/// \brief Matches any parameter of a function declaration.
+/// \brief Matches any parameter of a function or ObjC method declaration.
 ///
 /// Does not match the 'this' parameter of a method.
 ///
@@ -3550,8 +3552,11 @@
 ///   matches f(int x, int y, int z) {}
 /// with hasAnyParameter(...)
 ///   matching int y
-AST_MATCHER_P(FunctionDecl, hasAnyParameter,
-              internal::Matcher<ParmVarDecl>, InnerMatcher) {
+AST_POLYMORPHIC_MATCHER_P(hasAnyParameter,
+                          AST_POLYMORPHIC_SUPPORTED_TYPES(FunctionDecl,
+                                                          ObjCMethodDecl),
+                          internal::Matcher<ParmVarDecl>,
+                          InnerMatcher) {
   return matchesFirstInPointerRange(InnerMatcher, Node.param_begin(),
                                     Node.param_end(), Finder, Builder);
 }
Index: unittests/ASTMatchers/ASTMatchersTraversalTest.cpp
===================================================================
--- unittests/ASTMatchers/ASTMatchersTraversalTest.cpp
+++ unittests/ASTMatchers/ASTMatchersTraversalTest.cpp
@@ -539,6 +539,8 @@
                       cxxMethodDecl(hasParameter(0, varDecl()))));
   EXPECT_TRUE(notMatches("class X { void x(int) {} };",
                          cxxMethodDecl(hasParameter(0, hasName("x")))));
+  EXPECT_TRUE(matches("@interface I -(void)f:(int) x; @end",
+                      objcMethodDecl(hasParameter(0, hasName("x")))));
 }
 
 TEST(HasParameter, DoesNotMatchIfIndexOutOfBounds) {
@@ -568,6 +570,8 @@
   EXPECT_TRUE(matches(
     "class Y {}; class X { void x(Y y, X x) {} };",
     cxxMethodDecl(hasAnyParameter(hasType(recordDecl(hasName("X")))))));
+  EXPECT_TRUE(matches("@interface I -(void)f:(int) x; @end",
+                      objcMethodDecl(hasAnyParameter(hasName("x")))));
 }
 
 TEST(Returns, MatchesReturnTypes) {