Ágnes Valkai

Ágnes Valkai (born 27 February 1981) is a Hungarian water polo player. She was a member of the Hungary women's national water polo team, playing as a driver. She was a part of the Hungary team that claimed the gold medal at the 2005 FINA World Championship in Montreal, Quebec, Canada. She was also a part of the team at the 2004 Summer Olympics and 2008 Summer Olympics. On the club level, she played for Olympiacos in Greece and for Roma in Italy.

She is the younger sister of water polo player Erzsébet Valkai.