diff --git a/clang-tools-extra/clang-tidy/utils/IncludeSorter.h b/clang-tools-extra/clang-tidy/utils/IncludeSorter.h
--- a/clang-tools-extra/clang-tidy/utils/IncludeSorter.h
+++ b/clang-tools-extra/clang-tidy/utils/IncludeSorter.h
@@ -31,7 +31,8 @@
     IK_CSystemInclude = 1,   ///< e.g. ``#include <stdio.h>``
     IK_CXXSystemInclude = 2, ///< e.g. ``#include <vector>``
     IK_NonSystemInclude = 3, ///< e.g. ``#include "bar.h"``
-    IK_InvalidInclude = 4    ///< total number of valid ``IncludeKind``s
+    IK_GeneratedInclude = 4, ///< e.g. ``#include "bar.proto.h"``
+    IK_InvalidInclude = 5    ///< total number of valid ``IncludeKind``s
   };
 
   /// ``IncludeSorter`` constructor; takes the FileID and name of the file to be
diff --git a/clang-tools-extra/clang-tidy/utils/IncludeSorter.cpp b/clang-tools-extra/clang-tidy/utils/IncludeSorter.cpp
--- a/clang-tools-extra/clang-tidy/utils/IncludeSorter.cpp
+++ b/clang-tools-extra/clang-tidy/utils/IncludeSorter.cpp
@@ -91,6 +91,12 @@
       return IncludeSorter::IK_MainTUInclude;
     }
   }
+  if (Style == IncludeSorter::IS_Google_ObjC) {
+    if (IncludeFile.endswith(".generated.h") ||
+        IncludeFile.endswith(".proto.h") || IncludeFile.endswith(".pbobjc.h")) {
+      return IncludeSorter::IK_GeneratedInclude;
+    }
+  }
   return IncludeSorter::IK_NonSystemInclude;
 }
 
diff --git a/clang-tools-extra/unittests/clang-tidy/IncludeInserterTest.cpp b/clang-tools-extra/unittests/clang-tidy/IncludeInserterTest.cpp
--- a/clang-tools-extra/unittests/clang-tidy/IncludeInserterTest.cpp
+++ b/clang-tools-extra/unittests/clang-tidy/IncludeInserterTest.cpp
@@ -137,6 +137,18 @@
   }
 };
 
+class ObjCGeneratedHeaderInserterCheck : public IncludeInserterCheckBase {
+public:
+  ObjCGeneratedHeaderInserterCheck(StringRef CheckName,
+                                         ClangTidyContext *Context)
+      : IncludeInserterCheckBase(CheckName, Context,
+                                 utils::IncludeSorter::IS_Google_ObjC) {}
+
+  std::vector<StringRef> headersToInclude() const override {
+    return {"clang_tidy/tests/generated_file.proto.h"};
+  }
+};
+
 template <typename Check>
 std::string runCheckOnCode(StringRef Code, StringRef Filename) {
   std::vector<ClangTidyError> Errors;
@@ -156,6 +168,9 @@
                                       {"path/to/z/header.h", "\n"},
                                       {"path/to/header.h", "\n"},
                                       {"path/to/header2.h", "\n"},
+                                      // Generated headers
+                                      {"clang_tidy/tests/"
+                                       "generated_file.proto.h", "\n"},
                                       // Fake system headers.
                                       {"stdlib.h", "\n"},
                                       {"unistd.h", "\n"},
@@ -706,6 +721,37 @@
                                    "insert_includes_test_header.mm"));
 }
 
+TEST(IncludeInserterTest, InsertGeneratedHeaderObjectiveC) {
+  const char *PreCode = R"(
+#import "clang_tidy/tests/insert_includes_test_header.h"
+
+#include <list>
+#include <map>
+
+#include "path/to/a/header.h"
+
+void foo() {
+  int a = 0;
+})";
+  const char *PostCode = R"(
+#import "clang_tidy/tests/insert_includes_test_header.h"
+
+#include <list>
+#include <map>
+
+#include "path/to/a/header.h"
+
+#import "clang_tidy/tests/generated_file.proto.h"
+
+void foo() {
+  int a = 0;
+})";
+
+  EXPECT_EQ(PostCode, runCheckOnCode<ObjCGeneratedHeaderInserterCheck>(
+                          PreCode, "devtools/cymbal/clang_tidy/tests/"
+                                   "insert_includes_test_header.mm"));
+}
+
 } // anonymous namespace
 } // namespace tidy
 } // namespace clang