In this April 28, 2009 file photo, Oksana Grigorieva and Mel Gibson arrive to the "X-Men Origins: Wolverine" screening on, in Los Angeles. GLOS ANGELES (AP) — Mel Gibson and his girlfriend are welcoming the birth of the couple's first child — making the Oscar-winner a father for the eighth time. ibson's publicist Alan Nierob said Monday that Oksana Grigorieva gave birth to a baby girl named Lucia on Friday at a hospital in Los Angeles. No further details were available. Gibson has seven children with his ex-wife, Robyn. She cited irreconcilable differences in her April divorce petition to end their marriage of 28 years. The 53-year-old "Braveheart" star met Grigorieva, a 39-year-old Russian musician, while filming "Edge of Reason."