diff --git a/cfg/wxwidgets.cfg b/cfg/wxwidgets.cfg
index d1eb318aaae..cefcb5cf914 100644
--- a/cfg/wxwidgets.cfg
+++ b/cfg/wxwidgets.cfg
@@ -78,6 +78,7 @@
       <check>wxPosition</check>
       <check>wxRealPoint</check>
       <check>wxRegion</check>
+      <check>wxRegionContain</check>
       <check>wxRegionIterator</check>
       <check>wxRegEx</check>
       <check>wxRect</check>
@@ -3612,6 +3613,10 @@
   <define name="wxLAYOUT_LENGTH_X" value="0"/>
   <define name="wxLAYOUT_MRU_LENGTH" value="0x10"/>
   <define name="wxLAYOUT_QUERY" value="0x100"/>
+  <!-- enum wxRegionContain -->
+  <define name="wxOutRegion" value="0"/>
+  <define name="wxPartRegion" value="1"/>
+  <define name="wxInRegion" value="2"/>
   <define name="wxLOG_FatalError" value="0"/>
   <define name="wxLOG_Error" value="1"/>
   <define name="wxLOG_Warning" value="2"/>
@@ -11058,14 +11063,16 @@
       <not-uninit/>
     </arg>
   </function>
-  <!-- bool wxArrayString::IsEmpty()-->
-  <function name="wxArrayString::IsEmpty,std::vector::IsEmpty">
+  <!-- bool wxArrayString::IsEmpty() const-->
+  <!-- bool wxRegion::IsEmpty() const -->
+  <function name="wxArrayString::IsEmpty,std::vector::IsEmpty,wxRegion::IsEmpty">
     <noreturn>false</noreturn>
     <leak-ignore/>
     <returnValue type="bool"/>
     <use-retval/>
+    <const/>
   </function>
-  <!-- wxUniChar wxString::at(size_t n)const-->
+  <!-- wxUniChar wxString::at(size_t n) const-->
   <function name="wxArrayString::at">
     <noreturn>false</noreturn>
     <leak-ignore/>
@@ -17006,7 +17013,8 @@ wxItemKind kind = wxITEM_NORMAL) -->
   </function>
   <!-- void wxTextEntry::Clear( void ) -->
   <!-- void wxTextCtrl::Clear( void ) -->
-  <function name="wxTextCtrl::Clear,wxTextEntry::Clear">
+  <!-- void wxRegion::Clear( void ) -->
+  <function name="wxTextCtrl::Clear,wxTextEntry::Clear,wxRegion::Clear">
       <noreturn>false</noreturn>
       <leak-ignore/>
       <returnValue type="void"/>
@@ -17089,6 +17097,15 @@ wxItemKind kind = wxITEM_NORMAL) -->
           <not-uninit/>
       </arg>
   </function>
+  <!-- wxRegionContain wxRegion::Contains(const wxPoint & pt) const -->
+  <function name="wxRegion::Contains">
+      <noreturn>false</noreturn>
+      <leak-ignore/>
+      <returnValue type="wxRegionContain"/>
+      <use-retval/>
+      <const/>
+      <arg nr="1" default="true" direction="in"/>
+  </function>
   <!-- bool wxLog::IsLevelEnabled( wxLogLevel level, const wxString & component ) -->
   <!-- bool wxLogGui::IsLevelEnabled( wxLogLevel level, const wxString & component ) -->
   <function name="wxLog::IsLevelEnabled,wxLogGui::IsLevelEnabled">
diff --git a/test/cfg/wxwidgets.cpp b/test/cfg/wxwidgets.cpp
index ad9a0de2de7..f2d92a61d9e 100644
--- a/test/cfg/wxwidgets.cpp
+++ b/test/cfg/wxwidgets.cpp
@@ -223,6 +223,12 @@ void unusedVariable_wxRegionIterator()
     wxRegionIterator a;
 }
 
+void unusedVariable_wxRegionContain()
+{
+    // cppcheck-suppress unusedVariable
+    wxRegionContain a;
+}
+
 void unusedVariable_wxPalette()
 {
     // cppcheck-suppress unusedVariable