Martyniuk
- Dave Martyniuk, fictional character in Guy Gavriel Kay's fantasy trilogy "The Fionavar Tapestry"
- Wacław Martyniuk, Polish politician
- Yaroslav Martynyuk, Ukrainian football midfielder
- Alexander Martynyuk, retired ice hockey player who played for the Soviet Hockey League
- Fedor Martyanovych Martyniuk, president of the Football Federation of the Ukrainian SSR