Sienna Miller has shared the happy news that she’s pregnant with her third child, her second baby with actor and model Oli Green. The actress debuted her baby bump at the 2025 Fashion Awards in London, and fans across the world are celebrating this beautiful new chapter in her life. Here’s the complete breakdown of her pregnancy reveal, motherhood journey, relationship with Oli Green, and all the moments that make this update so special.
Sienna Miller Is Pregnant With Baby No. 3: A Warm, In-Depth Look at Her Growing Family
Sienna Miller is glowing once again — and no, it’s not just her timeless red-carpet presence. The celebrated actress is officially expecting her third child, a heartwarming update that delighted fans and stole the spotlight at the 2025 Fashion Awards in London. With her signature grace, Sienna revealed her baby bump in a bold, sheer ensemble that instantly became the night’s most talked-about moment.
This new addition marks her second child with partner Oli Green, and considering her openness about motherhood and fertility in recent years, the announcement feels both joyful and deeply meaningful. Let’s take a closer, conversational dive into everything you need to know about Sienna’s pregnancy, her family life, and what this new chapter means for her.
Sienna Miller’s Surprise Announcement at the Fashion Awards
A Red-Carpet Reveal That Stole the Show
Sienna’s pregnancy news didn’t come through a social media post or a formal press statement — instead, she embraced the spotlight at the Fashion Awards with a look that spoke louder than words. Wearing a delicate sheer dress over underwear, she proudly displayed her baby bump, radiating confidence and joy. The audience, paparazzi, and fans couldn’t get enough.
Why the Moment Felt Extra Special
The reveal wasn’t just about fashion. For Sienna, this pregnancy comes at a time when she’s been exceptionally reflective about motherhood, fertility, and the pressures that often come with age. Her latest journey feels refreshingly authentic and uniquely her own.
A Look at Sienna’s Growing Family
Her Third Baby, Second With Partner Oli Green
This pregnancy marks baby number three for the actress. Sienna and her partner Oli Green — an actor and model known for his effortless charm — welcomed their first child together at the end of 2023. Their relationship has been warm, grounded, and surprisingly private despite the frequent media attention.
Big Sister Marlowe Is Growing Up
Before this new chapter with Oli, Sienna was already a dedicated mom to her eldest daughter, Marlowe, born in 2012 during her relationship with actor Tom Sturridge. Now 13, Marlowe has grown up alongside her mom’s evolving career and personal milestones. With another sibling on the way, it’s undoubtedly an exciting time for the entire family.
Sienna Miller’s Honest Journey with Motherhood and Fertility
Her Reflections on Being a Mom Over 40
Sienna has been refreshingly open about the realities of becoming a parent later in life. She’s often spoken candidly about the emotional pressure surrounding fertility, especially for women in their 40s. Instead of hiding these thoughts, she’s embraced them — and fans have connected deeply with her honesty.
Freezing Her Eggs and Taking Back Control
A few years ago, Sienna revealed that she froze her eggs in hopes of lifting the anxiety surrounding future pregnancies. This decision wasn’t easy, but she described it as one of the most empowering steps she’s taken.
As she welcomed her second baby in 2023 and now prepares for her third, Sienna’s journey highlights how personal and varied motherhood can be — and how women deserve the space to navigate it on their own terms.
Inside Sienna Miller and Oli Green’s Relationship
A Low-Key Romance That Works
Sienna and Oli’s relationship began quietly, gradually becoming public as they were spotted together at events, premieres, and fashion shows. Despite their 15-year age difference, the two share an easygoing chemistry that fans adore.
A Modern, Supportive Partnership
From attending travels and events together to supporting each other’s careers, their bond seems both loving and grounded. Their growing family is just the latest chapter in a relationship that continues to evolve beautifully.
How Fans and the Industry Are Reacting
A Wave of Love Across Social Media
The moment Sienna stepped onto the red carpet, social media flooded with excitement. Fans praised her confidence, her style, and the joy that seemed to radiate from her.
Why Her Announcement Resonates So Strongly
Unlike many Hollywood baby news stories, Sienna’s feels deeper. It reflects resilience, growth, and a woman embracing life and motherhood on her own timeline. Her candidness over the years has created a strong bond with fans, and seeing her enter yet another exciting chapter feels genuinely inspiring.
What’s Next for Sienna Miller?
A Busy Year Ahead
Between upcoming acting projects, public appearances, and preparing for a newborn, Sienna’s year is shaping up to be full — but in the best way possible. She’s always found a strong balance between her personal and professional life, and fans are eager to see how she continues to navigate both.
A Bright Future with Her Expanding Family
This pregnancy marks yet another beautiful milestone for Sienna. With her partner by her side and her children growing, she’s entering a chapter filled with love, change, and countless new memories.
Also Read : Scarlett Johansson Speaks Out Again: Why She Still Stands by Woody Allen in 2025
FAQ
Is Sienna Miller expecting her third child?
Yes, Sienna Miller is pregnant with baby number three.
How many children does she have?
This will be her third child — she has one older daughter, Marlowe, and one younger child with partner Oli Green.
Who is Sienna Miller’s partner?
She is in a relationship with actor and model Oli Green.
When did she reveal her pregnancy?
She debuted her baby bump at the 2025 Fashion Awards in London.
How old is Sienna Miller?
Sienna Miller is 43 years old.
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