San Esteban de Litera (Spanish: [ˈsan esˈteβan de liˈteɾa]) or Sant Esteve de Llitera (Catalan: [ˈsant esˈteβe ðe ʎiˈteɾa]) is a municipality located in the province of Huesca, Aragon, Spain. According to the 2004 census (INE), the municipality has a population of 562 inhabitants.

During the War of the Spanish Succession on 15 January 1706, it was the site of a minor but bloody battle between a French force of 4,500 and a combined English-Dutch detachment of 1,500, which ended with the French withdrawing.

41°54′N 0°20′E / 41.900°N 0.333°E / 41.900; 0.333