mikhail sergeyevich biryukov (; 28 april 1992 – 4 october 2019) was a russian junior tennis player. his highest atp singles ranking was 292. after his retirement from professional tennis at age 22, he was a coach of under 16 player alexey zakharov. he was the son of four-time world champion in modern pentathlon, irina kiseleva. he won the silver medal in the inaugural youth olympic games held in singapore.