Leo V or Levon V (occasionally Leo VI; Levon V; 1342 – November 29, 1393), of the House of Lusignan, is the last Latin king of the Armenian Kingdom of Cilicia.
He ruled from 1374 to 1375.
Leo is described as "Leon V, King of Armenia" on his own personal seal ("SIGILUM LEONIS QUINTI REGIS ARMENIE"), and as "Leon de Lusignan the Fifth" in the Middle French inscription on his cenotaph: Leon de Lizingnen quint.