Tatiana Sergeyevna Mouratova (Russian: ??????? ?????ยด???? ????????; born September 19, 1979 in Moscow) is a three-time Olympic modern pentathlete from Russia.
She is also a multiple-time medalist at the World Championships, and a double champion at the Open National Championships in her home city, Moscow.
Mouratova achieved her best results, and consistently performed in the women's event at the Olympics, finishing thirteenth in 2000, twenty-seventh in 2004, and thirteenth in 2008.