Gabriela Castro (born 11 July 1966) is an Argentine former professional tennis player.

[1] The pair were runners-up at the Estoril Open and won two ITF $25,000 titles that year.

At the 1990 French Open, Castro and Martínez made the round of 16, beating third seeds and former Wimbledon champions Kathy Jordan and Liz Smylie en route.

Since 2012, Castro has been a director and coach at CEI Tennis in Buenos Aires.

She operates the centre with Spanish former professional player Ana Almansa, who runs the Barcelona venue.