Tynewydd

Tynewydd, Tŷ Newydd (Welsh for 'new house') and other variations may refer to:


 * Tynewydd, Ceredigion, a village near Y Ferwig
 * Tynewydd, Neath Port Talbot, a location
 * Tynewydd, Rhondda Cynon Taf, a village near Treherbert
 * Tŷ-Newydd, Ceredigion, a village near Llanrhystud
 * Tŷ Newydd, a historic house in Llanystumdwy, Gwynedd, and home to the National Writing Centre of Wales
 * Tŷ Newydd Burial Chamber, a Neolithic dolmen near Llanfaelog, Anglesey