Sienna Miller has a bun in the oven!
Related: How Kylie Jenner & Timothée Chalamet Celebrated Thanksgiving Amid Breakup Rumors!
The Anatomy of a Scandal actress debuted her exciting news at the British Fashion Awards on Monday, sharing a peek at her bump in a sheer Givenchy dress. See (below):
She’s radiant!
The 43-year-old actress has been with partner Oli Green, 28, since late 2021. The pair went on to welcome a daughter together two years later. Sienna also is mom to 13-year-old daughter Marlowe, whom she shares with ex-fiancé Tom Sturridge.
We’re so happy for her and Oli! Congratulations!
[Images via MEGA/WENN]
![Every Year After Ending & Why [Spoiler] Leaves Explained](https://www.comingsoon.net/wp-content/uploads/sites/3/2026/06/EVOLVE-IMAGES-2026-06-11T162023.067.png?resize=1200,630 "Every Year After Ending & Why [Spoiler] Leaves Explained")
