Washington DC, Dec. 2 -- Actor Sienna Miller, expecting her second baby with boyfriend Oli Green, her third overall, revealed her pregnancy at the 2025 Fashion Awards in London, reported E! News.

The 43-year-old actress, known for her role in Factory Girl, showed off her growing baby bump in a sheer white Givenchy gown, radiating maternal joy on the red carpet.

She is also mom to 13-year-old daughter Marlowe with ex Tom Sturridge, as well as a 23-month-old daughter with Oli, 28.

As Marlowe prepares to become a big sister once again, Miller previously shared that adjusting to the teen's role as an elder sibling required some time. "Initially, it was a lot for her," she told E! News in June 2024, "and now she is in heaven."

The sisterly...