In the landscape of modern cinema and fashion culture, few figures have navigated the fierce intersection of high fashion, intense tabloid scrutiny, and serious dramatic artistry quite like Sienna Miller. From inventing 2000s “boho-chic” style to earning acclaim in prestige indie dramas and TV series, Miller has evolved into a formidable, resilient powerhouse.
Whether commanding the screen opposite Hollywood royalty, speaking candidly about privacy rights, or embracing a joyful new family chapter in London, her trajectory remains utterly captivating. Published exclusively for Tushstories.com, here is the complete, up-to-date look into the life, career, relationships, and enduring legacy of Sienna Miller.
Biography
Born Sienna Rose Diana Miller on December 28, 1981, in New York City, she holds dual British and American citizenship. Her father, Edwin Miller, is an American former banker turned dealer of Chinese art, and her mother, Josephine Miller, is a South African-born former model who ran the Lee Strasberg Theatre and Film Institute in London.
After her parents separated during her childhood, Sienna relocated to England, attending Heathfield School in Ascot, Berkshire. She later returned to New York to study at the Lee Strasberg Theatre and Film Institute. Miller began her career as a fashion model, appearing in Italian Vogue and the iconic Pirelli calendar, before pivoting to screen acting. Her feature film breakthrough came in 2004 with Matthew Vaughn’s crime thriller Layer Cake (opposite Daniel Craig) and Charles Shyer’s Alfie.
Sienna Miller Age
Born in late 1981, Sienna Miller is 44 years old. Embodying timeless elegance, high-fashion confidence, and a thriving career, Miller continues to lead high-profile cinematic sagas and streaming series.
Career
The chronicle of Sienna Miller’s career is a story of shifting perception, moving from tabloid obsession to universal artistic respect:
- 2000s (Breakthrough & Pop Culture Icon): Following Alfie (2004) and Casanova (2005) alongside Heath Ledger, Miller took on her first defining lead role as Edie Sedgwick in Factory Girl (2006). She balanced indie dramas with blockbuster roles like The Baroness in G.I. Joe: The Rise of Cobra (2009).
- 2010s (Prestige Rebirth): Miller deliberately shifted toward character-driven cinema, earning critical acclaim in Bennett Miller’s Foxcatcher (2014), Clint Eastwood’s Oscar-nominated American Sniper (2014), The Lost City of Z (2016), and American Woman (2018). She also earned a Golden Globe nomination for portraying Tippi Hedren in HBO’s The Girl (2012).
- 2020s–Present (Streaming Dominance & Epic Cinema): She captivated global streaming audiences in Netflix’s hit legal thriller Anatomy of a Scandal (2022). More recently, she starred in Kevin Costner‘s multi-part Western epic Horizon: An American Saga (2024), Kristin Scott Thomas’s directorial debut My Mother’s Wedding (2025), and the sports drama Madden.
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Sienna Miller Movies
From gritty biographical dramas to sweeping epics, the filmography of Sienna Miller movies demonstrates her range:
| Movie | Role | Key Distinction |
| Layer Cake (2004) | Tammy | Feature film debut alongside Daniel Craig |
| Factory Girl (2006) | Edie Sedgwick | Critically recognized portrayal of Andy Warhol’s muse |
| Foxcatcher (2014) | Nancy Schultz | Acclaimed performance in Bennett Miller’s Oscar-nominated drama |
| American Sniper (2014) | Taya Kyle | Co-starred in Clint Eastwood’s blockbuster war drama |
| American Woman (2018) | Deb Callahan | Career-best lead performance praised by critics |
| Horizon: An American Saga (2024) | Frances Kittredge | Lead role in Kevin Costner’s Western film saga |
| My Mother’s Wedding (2025) | Victoria | Co-starred alongside Scarlett Johansson & Kristin Scott Thomas |
Sienna Miller Net Worth
Supported by two decades of film leads, television contracts, and lucrative global fashion campaigns (including long-standing collaborations with Burberry, Chloé, and Marks & Spencer), the estimated Sienna Miller net worth stands at $18 million.
Family
Family serves as Miller’s anchor. She has a close bond with her older sister, Savannah Miller, a well-known fashion designer with whom she previously co-founded the label Twenty8Twelve.
Sienna is a devoted mother to three children:
- Marlowe Ottoline Layng Sturridge (born 2012): Her eldest daughter, shared with actor Tom Sturridge.
- Daughter (born 2023): Her second child and first with fiancé Oli Green.
- Baby (born 2026): Her third child, born with Oli Green.
High-Profile Relationships & Modern Romance
Miller’s personal life has often been a topic of global interest, but her recent years reflect lasting love.
Sienna Miller and Jude Law
In 2003, Miller met British actor Jude Law on the set of Alfie. The two became one of the most heavily photographed celebrity couples of the 2000s, getting engaged on Christmas Day 2004. However, intense media intrusion and a public breach of trust led to the end of their engagement in 2006. Though they briefly rekindled their romance from 2009 to 2011, they eventually parted ways permanently as supportive friends.
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Tom Sturridge
In 2011, Miller began dating British actor Tom Sturridge. The pair got engaged in 2012 and welcomed their daughter, Marlowe, that same year. Although they ended their romantic engagement in 2015, Miller and Sturridge are celebrated in Hollywood as a gold standard of co-parenting, frequently taking family vacations together and maintaining a close friendship.
Oli Green
In late 2021, Miller met actor and model Oli Green at a Halloween party. Despite their 15-year age gap, their connection was instant. After making their public debut at the 2022 BAFTAs party, the couple expanded their family, welcoming a daughter in late 2023 and another baby in 2026. Following the arrival of their second child together, Miller and Oli Green officially got engaged.
Controversies
Navigating the peak of British tabloid culture in the 2000s, Miller faced intense privacy violations:
- Leveson Inquiry & Phone-Hacking Victory: Miller was a core witness in the UK’s Leveson Inquiry into press ethics. She successfully sued major news outlets over illegal phone hacking and privacy invasion, receiving substantial court settlements and becoming a key advocate for stricter press regulation.
- Balthazar Getty Affair (2008): In 2008, Miller faced heavy media backlash over her brief relationship with married actor Balthazar Getty. Miller later reflected on the period, noting how toxic media framing targeted women during that era.
While Miller maintained a private relationship with social media for many years, she occasionally gives fans a peek into her life, fashion projects, and family milestones on her platform:
- Instagram Handle: @siennathing, her official updates and campaign highlights are shared through verified fashion and editorial channels.
Conclusion
Sienna Miller’s biography is a story of personal growth, artistic reinvention, and triumph over public scrutiny. Having reclaimed her narrative from tabloid culture, she has proved her talent across cinema, television, and high fashion. Now an engaged mother of three and a respected lead actress, Sienna Miller remains a inspiring icon of modern culture.
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