In 1970, McGowan married actor Hywel Bennett.Who's Who 1992 Some Internet sources give the date of McGowan's wedding as 1970, but Bennett's Who's Who entry is clear as to 1967. They had a daughter, Emma. The marriage was dissolved in 1988 and, since the early 1990s, she has been the partner of Michael Ball. Ball is godfather to McGowan's grandson, Connor Bennett.
