Joaquín Arzura (born 18 May 1993) is an Argentine professional footballer who plays as a defensive midfielder for Italian Serie D club Isernia.
Arzura was a part of Tigre's youth academy until 2013, but made his senior debut in Copa Argentina on 29 November 2011.
He came on as a substitute in the second half, and played a role when Tigre scored two late winning goals against Defensa y Justicia to make it 4–2.
He played in total 31 league games that season, making him an important player in Tigre's midfield.
On 4 January 2016, Arzura signed a 3.5 year long contract with current Copa Libertadores champions River Plate.