Introduction to Sienna Miller

Sienna Miller is an English-American actress, model, and fashion icon. She gained fame in the early 2000s, thanks to her roles in films like Layer Cake (2004) and Alfie (2004). Since then, Sienna has become a household name, known for her versatility in acting and her influence in the fashion world. Her personal life, often scrutinized by the media, has also added to her fame. However, Miller has successfully navigated her career and personal challenges to emerge as one of Hollywood’s most respected talents.

Sienna Miller Age and Early Life

Sienna Rose Diana Miller was born on December 28, 1981, in New York City, making her 43 years old as of 2025. Despite being born in the U.S., Miller was raised in London, giving her dual nationality and exposure to both British and American cultures.

Miller’s mother, Josephine Miller, is a South African-born former model and personal assistant to David Bowie, while her father, Edwin Miller, is an American banker turned art dealer. Sienna’s upbringing in an artistic and culturally rich environment gave her the foundation she needed to pursue a career in the arts.

She attended Heathfield School, a prestigious boarding school in Ascot, Berkshire, before going on to study at the Lee Strasberg Theatre and Film Institute in New York City. It was here that she honed her craft and developed the skills that would later catapult her to Hollywood stardom.

Career Highlights

Acting Career

Sienna Miller acting career began with minor television roles, but she quickly rose to prominence with her breakout role in Matthew Vaughn’s Layer Cake (2004), where she starred alongside Daniel Craig. That same year, she appeared in the remake of Alfie (2004), starring opposite Jude Law, which not only brought her more attention as an actress but also started her highly publicized relationship with Law.

Key Films and Performances

Some of Sienna Miller’s most notable films include:

• Casanova (2005): Miller played the role of Francesca Bruni, showcasing her ability to handle romantic leads with wit and charm.
• Factory Girl (2006): In this biographical film, Sienna portrayed Edie Sedgwick, a socialite and muse of artist Andy Warhol. Her performance was praised for its depth and emotional intensity.
• The Edge of Love (2008): Miller starred alongside Keira Knightley in this historical drama about the poet Dylan Thomas. Her portrayal of Caitlin Macnamara earned critical praise.
• American Sniper (2014): Sienna played Taya Kyle, the wife of Navy SEAL sniper Chris Kyle (portrayed by Bradley Cooper). This performance was one of her most emotionally charged roles, solidifying her status as a serious actress in Hollywood.
• The Lost City of Z (2016): Miller portrayed Nina Fawcett, the wife of British explorer Percy Fawcett, in this critically acclaimed adventure drama.

Theater Work

In addition to her film work, Sienna Miller has appeared on stage, making her Broadway debut in 2009 in After Miss Julie, a production that further demonstrated her range as an actress. Her performance received positive reviews and showcased her ability to transition between film and theater seamlessly.

Modeling and Fashion Influence

Before her big break in acting, Sienna Miller had a successful modeling career. She signed with Select Model Management and appeared in several high-profile fashion campaigns, including for Vogue, Burberry, and Hugo Boss.

Miller is known for her bohemian-chic style, often appearing on fashion blogs and magazine covers as a style icon. Her influence on fashion has made her a muse for several designers, and she has even co-designed fashion collections with the British fashion label Twenty8Twelve alongside her sister, Savannah Miller.

Sienna Miller Net Worth

As of 2025, Sienna Miller net worth is estimated to be around $18 million. Her wealth comes from a combination of her acting roles, modeling contracts, and her fashion ventures.

Here’s a breakdown of her sources of income:

1. Film and Television: Miller has earned significant sums from her film and TV roles. Some of her most lucrative films include American Sniper and G.I. Joe: The Rise of Cobra.
2. Modeling: Sienna’s early work as a model, coupled with her ongoing fashion collaborations, continues to add to her income.
3. Fashion Label: Co-owning Twenty8Twelve with her sister brought in substantial revenue before the brand’s closure in 2012.
4. Theater: Although not her primary source of income, her work in theater has also contributed to her net worth.

Personal Life and Relationships

Relationship with Jude Law

Sienna Miller’s relationship with Jude Law was one of the most publicized aspects of her personal life. The couple began dating after meeting on the set of Alfie in 2004. They were engaged but separated after Law’s highly publicized affair with his children’s nanny in 2005. Despite the break-up, the two rekindled their relationship in 2009 before separating for good in 2011.

Tom Sturridge

Following her relationship with Law, Miller began dating Tom Sturridge, an English actor, in 2011. They welcomed a daughter, Marlowe Ottoline Layng Sturridge, in 2012. Although the couple split in 2015, they remain close friends and co-parent their daughter.

Other Notable Relationships

In 2019, Sienna was romantically linked to Lucas Zwirner, an art gallery executive, but the couple reportedly split in 2020. Sienna has kept much of her personal life private in recent years, focusing on her career and her role as a mother.

Major Achievements and Awards

Sienna Miller has been nominated for several awards throughout her career, reflecting her versatility and talent as an actress. Though she has not yet won a major award like an Academy Award, her performances have garnered critical acclaim and several prestigious nominations.

Notable Award Nominations

• Golden Globe: Best Actress for The Girl (2013)
• BAFTA TV Award: Best Leading Actress for The Girl (2013)
• Independent Spirit Award: Best Female Lead for American Woman (2020)

Sienna Miller’s Filmography at a Glance

Sienna Miller’s Notable Awards and Nominations

Sienna Miller’s Career and Net Worth Milestones

Frequently Asked Questions about Sienna Miller

1. How old is Sienna Miller?
   • Sienna Miller is 43 years old as of 2025, born on December 28, 1981.
2. What is Sienna Miller’s net worth?
   • Sienna Miller’s estimated net worth is around $18 million in 2025.
3. What are Sienna Miller’s most famous movies?
   • Some of her most famous movies include Layer Cake (2004), Factory Girl (2006), American Sniper (2014), and The Lost City of Z (2016).
4. Is Sienna Miller married?
   • As of 2025, Sienna Miller is not married, but she was previously engaged to Jude Law and dated Tom Sturridge, with whom she has a daughter.
5. Does Sienna Miller have children?
   • Yes, she has a daughter named Marlowe Ottoline Layng Sturridge, born in 2012.

Conclusion

Sienna Miller is a remarkable actress who has carved a unique path in both Hollywood and the fashion world. From her early years as a model to her critically acclaimed performances on screen and stage, Miller’s talent and resilience have made her an enduring figure in the entertainment industry. At 43, she continues to captivate audiences and remains a powerful force in film, theater, and fashion. With a net worth of $18 million, Sienna Miller’s legacy is a testament to her versatility, determination, and passion for her craft.

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