See main article: 2013 Reinert Open.
Mailen Auroux and María Irigoyen were the defending champions, having won the event in 2012, but both players chose not to defend their title; instead, opting to play at the $25,000 tournament in São José do Rio Preto, Brazil.
Sofia Shapatava and Anna Tatishvili won the tournament, defeating Claire Feuerstein and Renata Voráčová in the final, 6–4, 6–4.