Maria Viktorovna Koroleva (Russian: Мария Викторовна Королева, born October 16, 1974) is a Russian water polo player, who was part of the Bronze Medal winning team at the 2000 Summer Olympics in Sydney, Australia.

• List of Olympic medalists in water polo (women)

• Maria Koroleva at World Aquatics
• Maria Koroleva at Olympics.com
• Maria Koroleva at Olympedia