Therioplectes gigas is horse fly in the family Tabanidae.

The species was first described by Johann Friedrich Wilhelm Herbst in 1787.

[6][7] This species is present in most of Central and Southern Europe.

[8] Therioplectes gigas can reach a length of 22–23 millimetres (0.87–0.91 in).

This article related to members of the fly superfamily Tabanoidea is a stub.