| Birth Date: | March 12, 1976 |
| Birth Place: | Buenos Aires, Argentina |
Mariana Alejandra González Oliva Gulla (born March 12, 1976, in Buenos Aires) is an Argentine retired field hockey player, who twice won a bronze medal with the national women's hockey team at the Summer Olympics in 2004 and 2008, the World Cup in 2002, two Champions Trophy (2001) and (2008), two Pan American Games (2003) and (2007) and the Pan American Cup in 2001.