Mel Gibson just became a new father for the ninth time! The Hacksaw Ridge director and his girlfriend of two years, Rosalind Ross, have welcomed their first child together. Son Lars Gerard Gibson Gibson, 61, has a daughter and six boys with his ex-wife Robyn Moore, to whom he was married for 28 years. They divorced in 2011, after Gibson fathered another daughter with girlfriend Oksana Grigorieva.