United Kingdom, Feb. 22 -- Grace Gummer and Mark Ronson have reportedly welcomed their second child into the world.

Meryl Streep's 38-year-old daughter and the producer, 49 - who already have two-year-old daughter Ruthie together - are said to have had another little girl last week.

Mark attended his mother Ann Dexter-Jones' birthday party at New York's Clemente Bar on Wednesday (19.02.25) and he was seen wearing a face mask, with an insider telling the New York Post's Page Six column that it was a precaution as his wife "had a baby five days ago".

The couple are yet to confirm the report.

The 'Uptown Funk' hitmaker - who tied the knot with Grace in 2021 after a year of dating - previously opened up about becoming a dad and how he nev...