Trivignano Udinese is a comune located in the Friuli-Venezia Giulia region of northeastern Italy. It sits within the regional decentralization entity of Udine, positioned approximately 15 kilometres southeast of the city of Udine and about 50 kilometres northwest of Trieste.
The municipality features a borough known as Clauiano, which has been recognized as one of the most beautiful villages in Italy (I Borghi più belli d'Italia).