Galina Penkova, née Yencheva (; born 18 May 1958, in Veliko Tarnovo) is a retired Bulgarian sprinter who specialized in the 400 metres.
She finished eighth in the 4 ÃÂ 400 metres relay at the 1983 World Championships, with teammates Svobodka Damyanova, Rositsa Stamenova and Katya Ilieva.
Her personal best time was 51.66 seconds, achieved in July 1983 in Sofia.