Nikolay Mikhaylovich Maksimov (; born 15 November 1972) is a Russian water polo goalkeeper, who played at the 1996 Summer Olympics, on the silver medal squad at the 2000 Summer Olympics and the bronze medal squad at the 2004 Summer Olympics. He was the top goalkeeper at the 2004 Olympics, with 67 saves. He competed as part of the Kazakhstan National Team at the 2012 Summer Olympics. Before his Olympic career, he won bronze medals at the world championships in 1994 and European championships in 1997.