diff --git a/include/pybind11/cast.h b/include/pybind11/cast.h
index 2b382ddfd..5384ecafb 100644
--- a/include/pybind11/cast.h
+++ b/include/pybind11/cast.h
@@ -1606,6 +1606,8 @@ template <typename base, typename deleter> struct is_holder_type<base, std::uniq
 
 template <typename T> struct handle_type_name { static constexpr auto name = _<T>(); };
 template <> struct handle_type_name<bytes> { static constexpr auto name = _(PYBIND11_BYTES_NAME); };
+template <> struct handle_type_name<iterable> { static constexpr auto name = _("Iterable"); };
+template <> struct handle_type_name<iterator> { static constexpr auto name = _("Iterator"); };
 template <> struct handle_type_name<args> { static constexpr auto name = _("*args"); };
 template <> struct handle_type_name<kwargs> { static constexpr auto name = _("**kwargs"); };