Mel Gibson has become a father for the ninth time, welcoming a baby boy into the world with girlfriend of two years, writer Rosalind Ross.

According to People Magazine,Lars Gerard Gibson was born on Friday, January 20, weighing in at

A source close to the Hacksaw Ridge director told the publication:

“They’re thrilled and Lars is adorable." (Image: Getty)

The actor also has seven children with ex-wife Robyn Moore: Hannah, 36, twin boys Christian and Edward, 34, William, 31, Louis, 28, Milo, 26, and Thomas, 17.

With former girlfriend Oksana Grigorieva, he has six-year-old daughter Lucia.

Gibson is 61 years old, while Rosalind is a decade younger than his eldest child, at 26.