Húsares of Pueyrredón also known as Escuadrón de Húsares de Pueyrredón, was a unit of cavalry militia of Buenos Aires, created after the first English Invasion to the Río de la Plata. This corp of militias had an active participation during the Argentine War of Independence.
The husares of Pueyrredón owes its name to Juan Martín de Pueyrredón, who was in charge of recruiting volunteers during the first British invasion of the Río de la Plata. Pueyrredon belonged to a family of French and Irish descent, maternal grandson of Dionis O'Duggan, an Irish officer who served in the Spanish armies.
Members of this squadron participated in the Battle of Perdriel, against the troops of William Beresford. The Escuadrón de Húsares de Pueyrredón was officially created on August 14, 1806, it was composed of three cavalry squadrons commanded by Juan Martín Pueyrredón, Lucas Vivas (2° Escuadrón) and Pedro Ramón Núñez (3° Escuadrón). A few months later, a fourth squad was formed under Captain Diego Herrera (Escuadrón de Cazadores de la Reina).
The 1st squadron was commanded by Pueyrredon and Martín Rodríguez, and among its officers was the Lieutenant Domingo French and Lt. Mariano Canaverys, the grandfather of Ángel Canavery and Tomás Canavery, lieutenant colonels of the Argentine Army.