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Actress Keira Knightley turns 30 today (March 26). Happy, happy! Turning the big 3-o means you wake up as a full-fledged adult, right? While that may not be exactly how it works, Knightley is definitely entering a new phase in life being happily married to musician James Righton, an expectant mum, and an accomplished actress tackling heavyweight roles in biopics like The Imitation Game and the forthcoming Everest.

Here’s a look at Knightley then and now:

Keira Knightley At The Pirates Of The Caribbean
Knightley growled for the camera at the premiere of Pirates of the Caribbean in 2003. (Frederick M. Brown/Getty Images)
BEVERLY HILLS, CA - OCTOBER 18: on stage at The Hollywood Awards Gala at the Beverly Hilton Hotel October 18, 2004 in Beverly Hills, California.  (Photo by Mark Mainz/Getty Images)
The young actress presented at the 2004 Hollywood Awards Gala in a barely there frock. (Mark Mainz/Getty Images)
PARK CITY, UTAH - JANUARY 22:  Actress Kerira Knightley attends Entertainment Weekly?s Winter Wonderland Sundance Bash at the Shop during the 2005 Sundance Film Festival on January 22, 2005 in Park City, Utah. (Photo by Evan Agostini /Getty Images)
The British starlet mastered the closed mouth smile as seen at the 2005 Sundance Film Festival. (Evan Agostini /Getty Images)
HAMBURG, GERMANY - JULY 25:  Keira Knightley arrives on the red carpet at the  "Pride & Prejudice" premiere on July 25, 2005 in Hamburg, Germany.  (Photo by Nadine Rupp/Getty Images) *** Local Caption *** Keira Knightley
Knightley was nominated for her first Academy Award based on her performance in 2005’s Pride and Prejudice. She showed up to the film’s premiere coiffed and polished. (Nadine Rupp/Getty Images)
LOS ANGELES, CA - JANUARY 16:  Actress Keira Knightley  arrives to the 63rd Annual Golden Globe Awards at the Beverly Hilton on January 16, 2006 in Beverly Hills, California.  (Photo by Kevin Winter/Getty Images)
By 2006 Knightley was a bonafide bombshell as seen at the 63rd Annual Golden Globe Awards. (Kevin Winter/Getty Images)
VENICE, ITALY - AUGUST 29:  Actress Keira Knightley attends the opening ceremony and the Atonement Premiere on day 1 of the 64th Annual Venice Film Festival on August 29, 2007 in Venice, Italy.  (Photo by Chris Jackson/Getty Images) *** Local Caption *** Keira Knightley
Knightley stunned at the Atonement premiere in 2007. (Chris Jackson/Getty Images)
Duchess Premiere for Chanel - After Party
Knightley adopted a sleek look for an after-party celebrating The Duchess in 2008. (Andrew Walker/Getty Images)
British actress Keira Knightley poses prior to the screening of the film "Cheri" by British director Stephen Frears and presented in competition of the 59th Berlinale Film Festival in Berlin February 10, 2009. The Berlinale is taking place from February 5 to 15, 2009 with 18 productions vying for the coveted Golden Bear for best picture to be awarded February 14.     AFP PHOTO  JOHN MACDOUGALL (Photo credit should read JOHN MACDOUGALL/AFP/Getty Images)
She turned up looking business casual smart at the 2009 Berlinale Film Festival in Berlin, Germany. (John MacDougall/Getty Images)
LONDON, ENGLAND - OCTOBER 13:  Actress Keira Knightley attends the 'Never Let Me Go' premiere during the Opening Night of the 54th BFI London Film Festival at the Odeon Leicester Square on October 13, 2010 in London, England.  (Photo by Gareth Cattermole/Getty Images) *** Local Caption *** Keira Knightley
Knightley rocked a beaded top at the Never Let Me Go premiere in 2010. (Gareth Cattermole/Getty Images)
VENICE, ITALY - SEPTEMBER 02:  Actress  Keira Knightley arrives at the "A Dangerous Method" photocall at the Palazzo del Cinema during the 68th Venice Film Festival on September 2, 2011 in Venice, Italy.  (Photo by Frederic Nebinger/Getty Images)
She beams at the photocall for A Dangerous Method in 2011. (Frederic Nebinger/Getty Images)
NEW YORK, NY - JANUARY 10:  Keira Knightley  attends the 2011 National Board of Review Awards gala at Cipriani 42nd Street on January 10, 2012 in New York City.  (Photo by Stephen Lovekin/Getty Images)
Knightley wore a sophisticated version of the peek-a-boo look at the 2011 National Board of Review Awards gala. (Stephen Lovekin/Getty Images)
TORONTO, ON - SEPTEMBER 07:  Actress Keira Knightley arrives at the 'Can A Song Save Your Life?' premiere during the 2013 Toronto International Film Festival at Princess of Wales Theatre on September 7, 2013 in Toronto, Canada.  (Photo by Jason Merritt/Getty Images)
She shines just as bright during the day as seen at the 2013 Toronto International Film Festival. (Jason Merritt/Getty Images)
LONDON, ENGLAND - JANUARY 20:  Keira Knightley attends the UK Premiere of "Jack Ryan: Shadow Recruit" at Vue Leicester Square on January 20, 2014 in London, England.  (Photo by Anthony Harvey/Getty Images)
Knightley owned it at the U.K. premiere of Jack Ryan: Shadow Recruit in 2014. (Anthony Harvey/Getty Images)
HOLLYWOOD, CA - FEBRUARY 22:  Actress Keira Knightley attends the 87th Annual Academy Awards at Hollywood & Highland Center on February 22, 2015 in Hollywood, California.  (Photo by Frazer Harrison/Getty Images)
The mum-to-be let her hair down and showed off her baby bump at the 87th Annual Academy Awards in 2015. She was nominated for Best Supporting Actress for her role in The Imitation Game. (Frazer Harrison/Getty Images)

Happy birthday Keira!!

See More:
Keira Knightley Clarifies the Origin of Her Name
WATCH: Expectant Mum Keira Knightley Has Butterflies About Baby to Come
Keira Knightley: ‘I Always Knew Benedict Was Brilliant’

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Filed Under: Keira Knightley, Snapshot
By Brigid Brown