Sienna Miller Announces Pregnancy at Fashion Awards 2025 Alongside Partner Oli Green! (Report)

Sienna Miller and her partner Oli Green announced some news on the red carpet today: they’re reportedly expecting baby number 2!

The 43-year-old actress and her boyfriend attended the 2025 Fashion Awards on Monday (December 1) held at Royal Albert Hall in London, England. Vogue shared that she’s pregnant and chose to announce the news in a fashion moment on the red carpet in her sheer look.

This will be the second child for Sienna and her partner. They met in 2021 at a party, and made their red carpet debut in April 2022. She once spoke out about their 14 year age gap.

Sienna is also mom to a daughter named Marlowe with her ex Tom Sturridge.

Congratulations to the happy couple!

FYI: Sienna is wearing Givenchy.

Browse through the gallery for more photos…