diff --git a/Examples/test-suite/python/typemap_template_typedef_runme.py b/Examples/test-suite/python/typemap_template_typedef_runme.py
new file mode 100644
index 000000000..a2458367e
--- /dev/null
+++ b/Examples/test-suite/python/typemap_template_typedef_runme.py
@@ -0,0 +1,32 @@
+from typemap_template_typedef import *
+
+def check(got, expected):
+    if got != expected:
+        raise RuntimeError("got: " + str(got) + " expected: " + str(expected))
+
+x = XXXInt()
+
+check(x.aa1(0), 0)
+check(x.aa2(0), 55)
+check(x.aa3(0), 0)
+check(aa1(0), 0)
+check(aa2(0), 0)
+
+check(x.bb1(0), 0)
+check(x.bb2(0), 66)
+check(x.bb3(0), 0)
+check(bb1(0), 0)
+check(bb2(0), 0)
+
+check(x.cc1(0), 0)
+check(x.cc2(0), 77)
+check(x.cc3(0), 77)
+check(cc1(0), 0)
+check(cc2(0), 0)
+
+check(x.dd1(0), 0)
+check(x.dd2(0), 88)
+check(x.dd3(0), 0)
+check(dd1(0), 0)
+check(dd2(0), 0)
+
diff --git a/Examples/test-suite/typemap_template_typedef.i b/Examples/test-suite/typemap_template_typedef.i
new file mode 100644
index 000000000..c84416ef9
--- /dev/null
+++ b/Examples/test-suite/typemap_template_typedef.i
@@ -0,0 +1,66 @@
+%module typemap_template_typedef
+//%module("templatereduce") typemap_template_typedef
+
+%typemap(in) int TMAP55 %{ $1 = 55; /* int TMAP55 typemap */ %}
+%typemap(in) int TMAP66 %{ $1 = 66; /* int TMAP66 typemap */ %}
+%typemap(in) int TMAP77 %{ $1 = 77; /* int TMAP77 typemap */ %}
+%typemap(in) int TMAP88 %{ $1 = 88; /* int TMAP88 typemap */ %}
+
+%apply int TMAP77 { XXX<int>::Long cc }
+
+%inline %{
+typedef int Integer;
+
+template<typename T> struct XXX {
+#ifdef SWIG
+// In swig-3.0.12 'Long aa' was actually stored as 'long aa' in typemap table instead of 'XXX<int>::Long aa'
+%apply int TMAP55 { Long aa }
+%apply int TMAP66 { XXX<int>::Long bb }
+%apply int TMAP88 { XXX<Integer>::Long dd }
+#endif
+  typedef long Long;
+  long aa1(long aa) { return aa; }
+  long aa2(Long aa) { return aa; }
+  long bb1(long bb) { return bb; }
+  long bb2(Long bb) { return bb; }
+  long cc1(long cc) { return cc; }
+  long cc2(Long cc) { return cc; }
+  long dd1(long dd) { return dd; }
+  long dd2(Long dd) { return dd; }
+#ifdef SWIG
+%clear Long aa;
+%clear XXX<int>::Long bb;
+%clear XXX<Integer>::Long dd;
+#endif
+  long aa3(Long aa) { return aa; }
+  long bb3(Long bb) { return bb; }
+  long cc3(Long cc) { return cc; }
+  long dd3(Long dd) { return dd; }
+};
+%}
+
+%template(XXXInt) XXX<Integer>;
+
+%clear XXX<int>::Long cc;
+
+%inline %{
+  long aa1(XXX<int>::Long aa) { return aa; }
+  long aa2(long aa) { return aa; }
+  long bb1(XXX<int>::Long bb) { return bb; }
+  long bb2(long bb) { return bb; }
+  long cc1(XXX<int>::Long cc) { return cc; }
+  long cc2(long cc) { return cc; }
+  long dd1(XXX<Integer>::Long dd) { return dd; }
+  long dd2(long dd) { return dd; }
+%}
+
+%inline %{
+typedef Integer INTEGER;
+template<typename T1, typename T2 = INTEGER> struct YYY {
+  void meff(T1 t1, T2 t2) {}
+};
+%}
+%template(YYYIntInt) YYY<INTEGER>;
+%inline %{
+  void whyohwhy(YYY<INTEGER> yy) {}
+%}
diff --git a/Source/Swig/typemap.c b/Source/Swig/typemap.c
index 8970c719d..c0f5397c1 100644
--- a/Source/Swig/typemap.c
+++ b/Source/Swig/typemap.c
@@ -61,13 +61,44 @@ static void replace_embedded_typemap(String *s, ParmList *parm_sublist, Wrapper
 
 static Hash *typemaps;
 
+/* -----------------------------------------------------------------------------
+ * typemap_identifier_fix()
+ *
+ * Create a type that can be used as a hash key lookup independent of the various
+ * ways a template parameter list can be defined. This is achieved by fully
+ * resolving the template parameters.
+ *
+ * This is a copy and modification of feature_identifier_fix in parser.y.
+ * ----------------------------------------------------------------------------- */
+
+static SwigType *typemap_identifier_fix(const SwigType *s) {
+  String *tp = SwigType_istemplate_templateprefix(s);
+  if (tp) {
+    String *ts, *ta, *tq, *tr;
+    ts = SwigType_templatesuffix(s);
+    ta = SwigType_templateargs(s);
+    tq = Swig_symbol_type_qualify(ta, 0);
+    tr = SwigType_typedef_resolve_all(ta);
+    Append(tp,tr);
+    Append(tp,ts);
+    Delete(ts);
+    Delete(ta);
+    Delete(tq);
+    Delete(tr);
+    return tp;
+  } else {
+    return NewString(s);
+  }
+}
+
 static Hash *get_typemap(const SwigType *type) {
   Hash *tm = 0;
   SwigType *dtype = 0;
   SwigType *hashtype;
 
   if (SwigType_istemplate(type)) {
-    String *ty = Swig_symbol_template_deftype(type, 0);
+    SwigType *rty = typemap_identifier_fix(type);
+    String *ty = Swig_symbol_template_deftype(rty, 0);
     dtype = Swig_symbol_type_qualify(ty, 0);
     type = dtype;
     Delete(ty);
@@ -88,7 +119,7 @@ static void set_typemap(const SwigType *type, Hash **tmhash) {
   Hash *new_tm = 0;
   assert(*tmhash == 0);
   if (SwigType_istemplate(type)) {
-    SwigType *rty = SwigType_typedef_resolve_all(type);
+    SwigType *rty = typemap_identifier_fix(type);
     String *ty = Swig_symbol_template_deftype(rty, 0);
     String *tyq = Swig_symbol_type_qualify(ty, 0);
     hashtype = SwigType_remove_global_scope_prefix(tyq);
@@ -733,6 +764,7 @@ static Hash *typemap_search(const_String_or_char_ptr tmap_method, SwigType *type
       SwigType *oldctype = ctype;
       ctype = SwigType_typedef_resolve(ctype_unstripped);
       Delete(oldctype);
+      Delete(ctype_unstripped);
       ctype_unstripped = Copy(ctype);
     }
   }