Tomás Urbina Reyes (c. 1877–1915) was a general during the Mexican Revolution who allied with Pancho Villa and Emiliano Zapata.

[1] Lieutenant Tomas Urbina and his counterpart and fellow General Rodolfo Fierro, have been cited as the two halves of Pancho Villa, Fierro representing his more violent side.

[2] Urbina was executed by General Fierro under the accusation that he betrayed Pancho Villa during the Battle of El Ébano (Spanish: Batalla de El Ébano), a 72-day siege of the town of El Ébano in the state of San Luis Potosí, where Urbina finally surrendered his forces to the Constitutionalist faction, and allegedly received a sum of money for his surrender.

In Reed: Insurgent Mexico (1973), Urbina was portrayed by Eduard López Rojas.

Urbina is a major character in the novel, The Friends of Pancho Villa (1996), by James Carlos Blake.