is a father for the eighth time after welcoming his first child with girlfriend Oksana Grigorieva, according to online reports.
The baby girl, who was due in December, arrived on Friday, reports to RadarOnline
.com. The tot's name is not yet known.
The couple made its first public appearance together as a couple in April, weeks after Gibson's wife of 30 years, Robyn, filed for divorce. The pair share six sons and one daughter.
Grigorieva, 39, has a son, Alexander, with her former boyfriend, actor Timothy Dalton
A spokesperson for the actor had not responded to requests for comment as WENN went to press.
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(This news article provided by World Entertainment News Network)