Creag Uchdag is a Corbett of 878.8 m in Perth and Kinross, Stirling. It shares its height of 878.8 m with Sgurr a' Mhuilinn.
On the Corbetts height ladder it sits between Sgurr a' Mhuilinn (878.8 m) and Ben Ledi (878.6 m). The summit is marked by a trig point. It falls on two OS 1:50,000 sheets, 51 and 52.