diff --git a/include/Makefile.in b/include/Makefile.in
index 46164b8268f..9133e5c6315 100644
--- a/include/Makefile.in
+++ b/include/Makefile.in
@@ -757,6 +757,7 @@ SOURCES = \
 	windows.h \
 	windows.media.speechsynthesis.idl \
 	windows.system.idl \
+	windows.system.userprofile.idl \
 	windowscontracts.idl \
 	windowsx.h \
 	wine/debug.h \
diff --git a/include/windows.foundation.idl b/include/windows.foundation.idl
index c4dc454974f..fe09dc66edd 100644
--- a/include/windows.foundation.idl
+++ b/include/windows.foundation.idl
@@ -127,6 +127,7 @@ namespace Windows {
         declare {
             interface Windows.Foundation.AsyncOperationCompletedHandler<boolean>;
             interface Windows.Foundation.IAsyncOperation<boolean>;
+            interface Windows.Foundation.Collections.IVectorView<HSTRING>;
         }
     }
 }
diff --git a/include/windows.system.userprofile.idl b/include/windows.system.userprofile.idl
new file mode 100644
index 00000000000..4a066c9ae8b
--- /dev/null
+++ b/include/windows.system.userprofile.idl
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2021 Rémi Bernon for CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifdef __WIDL__
+#pragma winrt ns_prefix
+#endif
+
+import "inspectable.idl";
+import "asyncinfo.idl";
+import "eventtoken.idl";
+import "windowscontracts.idl";
+import "windows.foundation.idl";
+import "windows.globalization.idl";
+
+namespace Windows {
+    namespace System {
+        namespace UserProfile {
+            interface IGlobalizationPreferencesStatics;
+            interface IGlobalizationPreferencesStatics2;
+            interface IGlobalizationPreferencesStatics3;
+            runtimeclass GlobalizationPreferences;
+        }
+    }
+}
+
+namespace Windows {
+    namespace System {
+        namespace UserProfile {
+
+            [
+                contract(Windows.Foundation.UniversalApiContract, 1.0),
+                exclusiveto(Windows.System.UserProfile.GlobalizationPreferences),
+                uuid(01bf4326-ed37-4e96-b0e9-c1340d1ea158)
+            ]
+            interface IGlobalizationPreferencesStatics : IInspectable
+            {
+                [propget] HRESULT Calendars([out, retval] Windows.Foundation.Collections.IVectorView<HSTRING>** value);
+                [propget] HRESULT Clocks([out, retval] Windows.Foundation.Collections.IVectorView<HSTRING>** value);
+                [propget] HRESULT Currencies([out, retval] Windows.Foundation.Collections.IVectorView<HSTRING>** value);
+                [propget] HRESULT Languages([out, retval] Windows.Foundation.Collections.IVectorView<HSTRING>** value);
+                [propget] HRESULT HomeGeographicRegion([out, retval] HSTRING* value);
+                [propget] HRESULT WeekStartsOn([out, retval] Windows.Globalization.DayOfWeek* value);
+            }
+
+            [contract(Windows.Foundation.UniversalApiContract, 1.0)]
+            [marshaling_behavior(agile)]
+            [static(Windows.System.UserProfile.IGlobalizationPreferencesStatics, Windows.Foundation.UniversalApiContract, 1.0)]
+            [static(Windows.System.UserProfile.IGlobalizationPreferencesStatics2, Windows.Foundation.UniversalApiContract, 5.0)]
+            [static(Windows.System.UserProfile.IGlobalizationPreferencesStatics3, Windows.Foundation.UniversalApiContract, 6.0)]
+            runtimeclass GlobalizationPreferences
+            {
+            }
+        }
+    }
+}