Valentyna Oleksandrivna Semerenko, known also as Valya Semerenko and featuring in statistics as Valj Semerenko is a Ukrainian biathlete. She is Olympic and World champion, multiple World championships medalist, and one of the most successful Ukrainian winter athletes.

Vita Semerenko is a Ukrainian biathlete. She is Olympic champion in women's relay, Olympic medalist and multiple World championships medalist. She is one of the most successful Ukrainian winter athletes.