SS Karnak was a French Passenger ship turned Troop transport that the German submarine SM U-32 torpedoed on 27 November 1916 in the Mediterranean Sea 70 nautical miles (130 km) south south east of Valletta, Malta.

The ship could reach a maximum speed of 18 knots with her 20 boilers generating 832 n.h.p.. She also had 2 funnels and a white hull which was later repainted to black.

[2] During World War I Karnak was used as a Troop transport by the French admiralty mainly on the route Marseille - Malta - Saloniki.

It was during a voyage from Malta to Saloniki, Greece when the with troops crowded Karnak was torpedoed and sunk by the German submarine SM U-32 on 27 November 1916, 70 nautical miles (130 km) south south east of Valletta, Malta.

The ship sank in 15 minutes and claimed the lives of 17 people, but the number of survivors is unknown.