diff --git a/lcm/lcm_version.h b/lcm/lcm_version.h
index 86aa986f8..498b200e3 100644
--- a/lcm/lcm_version.h
+++ b/lcm/lcm_version.h
@@ -14,3 +14,13 @@
 #define LCM_MAJOR_VERSION LCM_VERSION_MAJOR
 #define LCM_MINOR_VERSION LCM_VERSION_MINOR
 #define LCM_MICRO_VERSION LCM_VERSION_PATCH
+
+// Macro required indirection.
+#define _MACRO_LCM_STRINGIFY(x) #x
+/// Surround x in quotes. x may be the result of another macro.
+#define MACRO_LCM_STRINGIFY(x) _MACRO_LCM_STRINGIFY(x)
+
+/// "x.y.z"
+#define LCM_VERSION_STRING                 \
+    MACRO_LCM_STRINGIFY(LCM_VERSION_MAJOR) \
+    "." MACRO_LCM_STRINGIFY(LCM_VERSION_MINOR) "." MACRO_LCM_STRINGIFY(LCM_VERSION_PATCH)
diff --git a/lcmgen/emit_c.c b/lcmgen/emit_c.c
index d63ce91a9..61d51fbfb 100644
--- a/lcmgen/emit_c.c
+++ b/lcmgen/emit_c.c
@@ -9,6 +9,7 @@
 #endif
 #include <inttypes.h>
 
+#include "../lcm/lcm_version.h"
 #include "lcmgen.h"
 
 #define INDENT(n) (4 * (n))
@@ -78,7 +79,7 @@ static void emit_auto_generated_warning(FILE *f)
             "// THIS IS AN AUTOMATICALLY GENERATED FILE.  DO NOT MODIFY\n"
             "// BY HAND!!\n"
             "//\n"
-            "// Generated by lcm-gen\n\n");
+            "// Generated by lcm-gen " LCM_VERSION_STRING "\n\n");
 }
 
 // Some types do not have a 1:1 mapping from lcm types to native C
diff --git a/lcmgen/emit_cpp.c b/lcmgen/emit_cpp.c
index 8913d5b1d..600faaa58 100644
--- a/lcmgen/emit_cpp.c
+++ b/lcmgen/emit_cpp.c
@@ -13,6 +13,7 @@
 #include <sys/stat.h>
 #include <sys/types.h>
 
+#include "../lcm/lcm_version.h"
 #include "lcmgen.h"
 
 #define INDENT(n) (4 * (n))
@@ -149,7 +150,8 @@ static void emit_auto_generated_warning(FILE *f)
             "/** THIS IS AN AUTOMATICALLY GENERATED FILE.  DO NOT MODIFY\n"
             " * BY HAND!!\n"
             " *\n"
-            " * Generated by lcm-gen\n"
+            " * Generated by lcm-gen " LCM_VERSION_STRING
+            "\n"
             " **/\n\n");
 }
 
diff --git a/lcmgen/emit_csharp.c b/lcmgen/emit_csharp.c
index fb2aed446..037472642 100644
--- a/lcmgen/emit_csharp.c
+++ b/lcmgen/emit_csharp.c
@@ -7,6 +7,7 @@
 #include <sys/stat.h>
 #include <sys/types.h>
 
+#include "../lcm/lcm_version.h"
 #include "getopt.h"
 #include "lcmgen.h"
 
@@ -346,7 +347,8 @@ int emit_csharp(lcmgen_t *lcm)
 
         emit(0,
              "/* LCM type definition class file\n"
-             " * This file was automatically generated by lcm-gen\n"
+             " * This file was automatically generated by lcm-gen " LCM_VERSION_STRING
+             "\n"
              " * DO NOT MODIFY BY HAND!!!!\n"
              " */\n");
 
diff --git a/lcmgen/emit_go.c b/lcmgen/emit_go.c
index c22717695..ac4cdfae3 100644
--- a/lcmgen/emit_go.c
+++ b/lcmgen/emit_go.c
@@ -12,6 +12,7 @@
 #define __STDC_FORMAT_MACROS  // Enable integer types
 #endif
 
+#include "../lcm/lcm_version.h"
 #include "lcmgen.h"
 
 #define TABS "\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t"
@@ -382,7 +383,7 @@ static void emit_auto_generated_warning(FILE *f)
             "// THIS IS AN AUTOMATICALLY GENERATED FILE.  DO NOT MODIFY\n"
             "// BY HAND!!\n"
             "//\n"
-            "// Generated by lcm-gen\n\n");
+            "// Generated by lcm-gen " LCM_VERSION_STRING "\n\n");
 }
 
 /*
diff --git a/lcmgen/emit_java.c b/lcmgen/emit_java.c
index 0b94b23ff..56eb6a018 100644
--- a/lcmgen/emit_java.c
+++ b/lcmgen/emit_java.c
@@ -7,6 +7,7 @@
 #include <sys/stat.h>
 #include <sys/types.h>
 
+#include "../lcm/lcm_version.h"
 #include "getopt.h"
 #include "lcmgen.h"
 
@@ -499,6 +500,8 @@ int emit_java(lcmgen_t *lcm)
              "/* LCM type definition class file\n"
              " * This file was automatically generated by lcm-gen\n"
              " * DO NOT MODIFY BY HAND!!!!\n"
+             " * lcm-gen " LCM_VERSION_STRING
+             "\n"
              " */\n");
 
         if (strlen(lr->structname->package) > 0)
diff --git a/lcmgen/emit_lua.c b/lcmgen/emit_lua.c
index 59a9fd3b6..60df74b05 100644
--- a/lcmgen/emit_lua.c
+++ b/lcmgen/emit_lua.c
@@ -11,6 +11,7 @@
 #include <sys/types.h>
 #include <unistd.h>
 
+#include "../lcm/lcm_version.h"
 #include "lcmgen.h"
 
 // lua uses just 2 spaces per indent
@@ -922,6 +923,8 @@ static int emit_package(lcmgen_t *lcm, _package_contents_t *pc)
                     "LCM package init.lua file\n"
                     "This file automatically generated by lcm-gen.\n"
                     "DO NOT MODIFY BY HAND!!!!\n"
+                    "lcm-gen " LCM_VERSION_STRING
+                    "\n"
                     "--]]\n"
                     "\n"
                     "local M = {}\n"
@@ -1059,7 +1062,8 @@ static int emit_package(lcmgen_t *lcm, _package_contents_t *pc)
         fprintf(f,
                 "--[[\n"
                 "LCM type definitions\n"
-                "This file automatically generated by lcm.\n"
+                "This file automatically generated by lcm " LCM_VERSION_STRING
+                ".\n"
                 "DO NOT MODIFY BY HAND!!!!\n"
                 "--]]\n"
                 "\n"
diff --git a/lcmgen/emit_python.c b/lcmgen/emit_python.c
index cb305a02f..f2d9eebdd 100644
--- a/lcmgen/emit_python.c
+++ b/lcmgen/emit_python.c
@@ -11,6 +11,7 @@
 #include <sys/types.h>
 #include <unistd.h>
 
+#include "../lcm/lcm_version.h"
 #include "lcmgen.h"
 
 #define INDENT(n) (4 * (n))
@@ -808,6 +809,7 @@ emit_package (lcmgen_t *lcm, _package_contents_t *package)
                 fprintf (init_py_fp, "\"\"\"LCM package __init__.py file\n"
                         "This file automatically generated by lcm-gen.\n"
                         "DO NOT MODIFY BY HAND!!!!\n"
+                        "lcm-gen " LCM_VERSION_STRING "\n"
                         "\"\"\"\n\n");
             } else {
                 while(!feof(init_py_fp)) {
@@ -862,6 +864,7 @@ emit_package (lcmgen_t *lcm, _package_contents_t *package)
         fprintf(f, "\"\"\"LCM type definitions\n"
                 "This file automatically generated by lcm.\n"
                 "DO NOT MODIFY BY HAND!!!!\n"
+                "lcm-gen " LCM_VERSION_STRING "\n"
                 "\"\"\"\n"
                 "\n"
                 "from io import BytesIO\n"