Thandie Newton welcomes son Booker Jombe

Ol Parker, left, and actress Thandie Newton arrive at the "Half Of A Yellow Sun" premiere during the 2013 Toronto International Film Festival at the Winter Garden Theatre on Sept. 8, 2013, in Toronto.
Jerod Harris/Getty Images

It's a boy for actress Thandie Newton.

She and her husband, screenwriter Ol Parker, have welcomed son Booker Jombe.

Newton, 41, shared the good news via Twitter on Tuesday.

Parker followed up with a note of his own about the new arrival.

The couple, married since 1998, are already parents to two daughters -- Ripley, 13, and Nico, 9.

Newton stars on the TV series "Rogue" and has also appeared on "ER" and in films like "Good Deeds," "For Colored Girls" and "The Pursuit of Happyness."