|Full name||Horacio Calcaterra|
|Date of birth||February 22, 1989|
|Place of birth||Santa Fe, Argentina|
|Height||1.73 m (5 ft 8 in)|
|Playing position||Attacking Midfielder|
|* Senior club appearances and goals counted for the domestic league only and correct as of 26 March 2015.
In January 2011, he joined the recently promoted Peruvian club Unión Comercio. Calcaterra made his debut in the first Round of the 2011 season in a 4–1 loss against Alianza Lima. He scored a goal with an assist by Miguel Trauco. There he played under managers Hernán Lisi and later Julio César Uribe. Calcaterra featured as a regular for Comercio, making 26 appearances with 4 goals during the season.
- "Player -Horacio Calcaterra". footballdatabase.eu. Retrieved 18 April 2012.
- "Alianza Lima 4-1 Unión Comercio". footballdatabase.eu. Retrieved 18 April 2012.
- "Argentino Horacio Calcaterra llegó para ponerse la 10 de la 'U'". elcomercio.pe. Retrieved 18 April 2012.