Against Ivan Juric’s men, the Nigeria international made a return to the starting line-up and impressed, helping the White and Blacks keep a clean sheet in the encounter.
After 90 minutes of action, both sides failed to break the deadlock and ended sharing the spoils at Stadio Marcantonio Bentegodi.
Troost-Ekong featured for the duration of the game along with Ivory Coast international Seko Fofana.
The draw lifted Udinese to 15th spot on the league table with four points from five games.
The former Bursaspor defender will hope to maintain his fine defensive form in their next league game against Bologna on Sunday.