Devauden is a village and community in Monmouthshire, southeast Wales. It is located between Chepstow and Monmouth near the top of the Trellech ridge on the B4293 road. The community covers an area of 3,790 hectares (14.6 sq mi), and includes the villages of Itton and Wolvesnewton, Llanfihangel-tor-y-mynydd and Newchurch.