Grace Gummer and Mark Ronson are already parents to a baby girl, 23 months. The couple revealed they're expecting in snaps from the soon-to-be dad of two's holiday party.

Mark Ronson and Grace Gummer are expanding their family.

Mark Ronson and Grace Gummer both come from famous families, but they've enjoyed keeping their romance low-key. The couple were first romantically linked in September 2020 after they were spotted together in New York City.

Mark Ronson and Grace Gummer have a reason to celebrate, because they are expecting their second child together. Gummer revealed her pregnancy on Dec. 18 when she proudly showcased her baby bump at Ronson and Justin Theroux’s annual holiday bash at Pebble Bar.

Meryl Streep's daughter Grace Gummer announced she is pregnant with her second child with husband Mark Ronson.

Grace Gummer and Mark Ronson are expecting their second child together. The 38-year-old actress - who is the daughter of Hollywood star Meryl Streep - recently debuted her growing baby bump at Justin Theroux's annual holiday party at Pebble Bar in New York City.