Manuel Basilio Bustamante Piris (20 June 1785 – 11 November 1863) was an Uruguayan politician who served as President of Uruguay from 10 September, 1855 to 15 February, 1856.
Manuel Basilio Bustamante was born in San Carlos, a city in southern Uruguay. Between 1830 and 1834, he served as the representative for the Colonia Department.[1] He later also served as the representative for the Soriano Department and the Maldonado Department.[2] He became president after Venancio Flores resigned on 10 September, 1855. His term lasted for five months, before he was replaced by José María Plá on 15 February, 1856.[3]