How old is Millie Bobby Brown?

Millie Bobby Brown is a British actress, producer, and model who became a global sensation with her role as Eleven in the hit Netflix series “Stranger Things.” Known for her incredible acting talent, her advocacy work, and her fashion-forward style, Millie has become one of the most prominent young stars of her generation. If you’re wondering how old Millie Bobby Brown is, and would like to learn more about her rise to fame, here’s a detailed look at her age, career, and accomplishments.

1. Millie Bobby Brown’s Birthdate and Current Age

Millie Bobby Brown was born on February 19, 2004, in Marbella, Spain, to British parents. As of 2025, Millie is 21 years old.

Despite her relatively young age, Millie has already made an undeniable mark in the entertainment world and has become one of the most successful young actresses in Hollywood.

2. Early Life and Family Background

Millie was born in Marbella, Spain, while her family was living there at the time. However, she was raised in Bournemouth, England. She is the youngest of four siblings, and her family moved back to England when Millie was around four years old. Millie’s family has always been supportive of her career ambitions, especially her acting.

From a young age, Millie showed an interest in acting, and she quickly began to pursue her dreams. Although she was initially drawn to the stage, Millie also worked on honing her skills as an actress by attending acting classes. Her family, recognizing her potential, moved to Los Angeles, California, to help Millie further pursue her career in Hollywood.

3. Millie Bobby Brown’s Breakthrough Role: “Stranger Things”

Millie’s career took off in 2016 when she was cast as Eleven in the Netflix series “Stranger Things”. The show, which blends supernatural horror with 1980s nostalgia, quickly became a global phenomenon, and Millie’s portrayal of the mysterious and powerful character Eleven made her an international star.

Her role as Eleven earned her critical acclaim and numerous accolades, including several nominations and wins at prestigious award shows. Her performance resonated with audiences worldwide, especially for her ability to convey deep emotion through her portrayal of a character who is often quiet, mysterious, and isolated.

4. Millie Bobby Brown’s Career Beyond “Stranger Things”

While Stranger Things has undoubtedly been Millie’s breakout role, she has also pursued a variety of other projects in both film and television. Here are some of her most notable works:

• “Enola Holmes” (2020): In this Netflix film, Millie played Enola Holmes, the younger sister of the famous detective Sherlock Holmes, portrayed by Henry Cavill. The film was a hit with audiences, and Millie received praise for her portrayal of the clever and independent Enola. A sequel, “Enola Holmes 2”, was released in 2022.
• “Godzilla: King of the Monsters” (2019) and “Godzilla vs. Kong” (2021): Millie starred as Madison Russell in these blockbuster films, further expanding her career in major Hollywood franchises. Both films received commercial success and helped showcase Millie’s versatility as an actress in the sci-fi and action genres.
• “The Girls I’ve Been” (2022): Millie starred in this Netflix thriller, where she played Nora O’Malley, a teenage girl caught in a dangerous hostage situation. The film added to her growing reputation as a young actress with serious acting chops.

5. Millie Bobby Brown’s Work as a Producer

In addition to her acting career, Millie Bobby Brown has also ventured into producing. In 2020, she signed a production deal with Legendary Entertainment to produce films and TV shows, including projects like “Enola Holmes.” Millie’s ambition to step behind the camera demonstrates her desire to broaden her creative horizons and have a significant impact on the entertainment industry.

6. Millie Bobby Brown’s Fashion and Brand Endorsements

Millie Bobby Brown has also become a fashion icon and has been featured on several high-profile red carpets and magazine covers. Known for her mature, elegant, and often edgy sense of style, Millie has caught the attention of the fashion world.

In 2018, she was named the youngest-ever UNICEF Goodwill Ambassador at just 14 years old. Millie has used her platform to advocate for children’s rights and promote various charitable causes. Her advocacy work includes raising awareness about child exploitation and promoting education for girls around the world.

In the fashion world, Millie has partnered with several major brands, including Pandora and Moncler, and has attended prestigious events like the Met Gala. Her ability to seamlessly blend youthfulness with high-fashion sophistication has made her a prominent figure in both entertainment and fashion.

7. Millie Bobby Brown’s Personal Life and Public Image

Millie Bobby Brown has always been very private about her personal life, but she has occasionally shared glimpses of her family and close friends on social media. Millie is known for being mature for her age, which has often been a topic of discussion in interviews and articles. Despite her success, Millie has remained grounded and continues to focus on her work and philanthropy.

She also maintains a large following on social media, particularly on Instagram and TikTok, where she shares updates on her personal life, professional projects, and occasional fun moments. Her positive attitude and emphasis on kindness have made her a role model for many young fans.

8. Millie Bobby Brown’s Future Projects

As of 2025, Millie Bobby Brown’s career continues to flourish. She is expected to reprise her role as Enola Holmes in the highly anticipated third installment of the “Enola Holmes” series, and her return to Stranger Things for its upcoming seasons remains one of the most talked-about events in the entertainment world.

In addition to her acting projects, Millie continues to expand her career as a producer, and it’s likely that we’ll see even more of her creative contributions in the coming years.

Millie Bobby Brown is currently 21 years old as of 2025, and her career has already been filled with impressive achievements. From her breakout role as Eleven in Stranger Things to her successful ventures in film, television, fashion, and producing, Millie has proven herself to be a multi-talented and driven individual.

Despite her young age, Millie Bobby Brown has already become a powerful force in the entertainment industry. With her bright future ahead, it’s clear that she will continue to be a significant influence in Hollywood and beyond for many years to come.