Gubernatoriana triangulus is a species of freshwater crab in the family Gecarcinucidae.

The species is endemic to the Western Ghats in India.

[1] Triangulus is the Latin word for "triangular".

Gubernatoriana triangulus has a triangular G1 subterminal segment.

[1] Gubernatoriana triangulus's type locality is the Satara and Pune district of Maharashtra in the Western Ghats.