Alfredo C. "Toto" Leonidas (born October 10, 1960 in Bacolod, Philippines) is an American poker player with over $3,500,000 in live tournament lifetime winnings as of 2023.

[2] In the 2003 World Series of Poker, Leonidas won a World Series of Poker bracelet for $98,760 in a seven-card stud event.

[3] He also won the United States Poker Championship that same year at a final table that contained the likes of Erik Seidel, Phil Hellmuth and John Hennigan.

[4] In 2009, Leonidas made it to his first final table on the World Poker Tour, at the Bicycle Casino Legends of Poker Event.

He finished in fourth place, earning $144,600 in the tournament won by Prahlad Friedman.