Penkov () is a Bulgarian masculine surname, its feminine counterpart is Penkova. It may refer to Galina Penkova (born 1958), Bulgarian sprinter Herman Penkov (born 1994), Ukrainian football goalkeeper Maria Penkova (born 1984), Bulgarian tennis player Miroslav Penkov (born 1982), Bulgarian writer Nikolay Penkov (born 1947), Bulgarian football defender Sofia Penkova (born 1979), Bulgarian figure skater