Olga Vladimirovna Romasko (Russian: Ольга Владимировна Ромасько) (born 18 April 1968 in Borodino, Krasnoyarsk Krai) is a former Russian biathlete. She began with biathlon in 1993. Both in 1996 and 1997, she became world champion in the 7.5 km sprint event. Romasko also won a bronze medal both in the pursuit and on the relay in 1997. At the 1998 Winter Olympics in Nagano, she won a silver medal with the Russian relay team. Over the course of her career she had four individual world cup victories.