Catalina Itatí Pérez Castaño (born 16 February 1989) is an Argentine footballer who plays as a defender for River Plate.

[1] She is a former member of the Argentina women's national team.

Pérez represented Argentina at the 2004 South American U-19 Women's Championship.

At senior level, she was part of the team at the 2007 FIFA Women's World Cup.

This biographical article related to women's association football in Argentina is a stub.