The Hafjell TT (known as the Hafjell GP in 2018) is a single-day individual time trial road cycling race held annually in Norway since 2018.

It is part of UCI Europe Tour in category 1.2.

[1] The race is part of the Uno - X Development Weekend, which takes place in late August and early September in the provinces of Hedmark and Oppland in Norway.

It includes three races: the Hafjell GP, the Lillehammer GP, and Gylne Gutuer.

[2] This cycling race-related article is a stub.