• Katie McGrath is an Irish actress and model, best known for her portrayal of Morgana in the adventure fantasy series “Merlin”
• She was born in Ashford, County Wicklow, Ireland on 3 January 1983
• She made her debut film appearance in 2007 and her debut TV series appearance in 2008
• In 2010, she began dating the Irish actor Colin Morgan, and they have been engaged since 2016
• As of March 2021, Katie's net worth is estimated at over $4 million

Who is Katie McGrath?

Katie McGrath was born in Ashford, County Wicklow, Ireland, on 3 January 1983 – her zodiac sign is Capricorn and she holds Irish nationality. She’s an actress and a model, who’s probably known best for her portrayal of Morgana in the adventure fantasy series “Merlin”, which starred John Hurt, Colin Morgan and Bradley James, and follows the early life of the legendary sorcerer Merlin. It aired from 2008 to 2012, and won four of the 29 awards for which it was nominated.

Early life and education

Katie was raised in Ashford alongside her two brothers Rory and Sean, by their mother Mary who worked for an Irish fashion designer, and their father Paul who’s into computers. Rory’s a film producer while Sean’s an online media manager.

Katie attended St. Andrew’s College International Baccalaureate, and it was her drama teacher who got her interested in acting by inviting her to appear in various school plays.

She was also physically active, as she was hoping to launch her modelling career as well. Upon matriculating in 2001, Katie enrolled at Trinity College, Dublin, from which she graduated in 2005 with a Bachelor’s degree in history.

Roles in movies

Following graduation, Katie began working as a fashion journalist, writing for the magazine “Image”. Following this, she served as a wardrobe assistant during the shooting of the historical fiction series “The Tudors”, and was advised by several actors and actresses to try and launch her acting career – she wasn’t a good wardrobe assistant as she didn’t know how to sew, nor had any prior experience.

She made her debut film appearance in 2007, when she portrayed Rachel in the drama “Damage” but which failed to attract any attention.

The following year Katie appeared in the drama “Eden”, then played supporting characters in the 2008 fantasy science fiction horror “Freakdog” and the 2011 historical romantic drama “W. E.”, while later that year she portrayed her first lead character, Jules Daly in the family comedy “A Princess for Christmas”, written and directed by Michael Damian, and which also starred Roger Moore and Sam Heughan. It follows a young woman who travels to her cousins’ castle in Europe, and there falls in love with a Prince.

Two of Katie’s following roles were in the 2014 romantic comedy “Leading Lady”, and the 2015 action thriller comedy “The Throwaways”, and the same year saw her portray Zara in the critically acclaimed action science fiction adventure “Jurassic World”, written by seven people, directed by Colin Trevorrow, and which starred Chris Pratt, Ty Simpkins and Bryce Dallas Howard.

The movie is about the dinosaur Indominus Rex which was created by humans and has now escaped its containment, and is killing everyone in its path. The movie won 15 of the 72 awards for which it was nominated.

In 2017, Katie appeared in the hit action adventure drama “King Arthur: Legend of the Sword”, written and directed by Guy Ritchie, and which starred Charlie Hunnam, Jude Law and Astrid Berges-Frisbey. The story follows the early and later life of King Arthur, and was nominated for ten awards. Two of Katie’s most recent roles in movies have been in the 2018 family fantasy drama “Buttons, a New Musical Film”, and the 2020 action “Crisis on Infinite Earths”.

Roles in TV series

Katie made her debut TV series appearance with her portrayal of Vixen in the 2008 comedy mini-series “The Roaring Twenties”, which gained poor reviews and attracted little attention.

The following years saw her appear in an episode or two of many series, including the historical drama “The Queen”, the family drama “Children in Need”, and the adventure fantasy mini-series “Labyrinth”.

In 2013, she was cast to portray the supporting character Lucy Westenra in the romantic horror “Dracula”, which starred Jonathan Rhys Meyers, Thomas Kretschmann and Jessica De Gouw, and follows Dracula who has come to London to kill those who hurt him centuries ago, however, he’s distracted by a woman who seems to be a reincarnation of his deceased wife; the series was nominated for five awards. The year 2016 saw Katie play a supporting character in the crime horror “Slasher”, and in 2017 she played Elizabeth Carruthers in seven episodes of the historical adventure drama “Frontier”, which starred the popular actor Jason Momoa, while it follows the outlaw Declan Harp as he’s trying to destroy the monopoly on the fur trade held by Canada’s Hudson’s Bay Company.

Katie McGrath

In 2019, Katie played Saskia De Merindol, one of the lead characters in the romantic thriller drama “Secret Bridesmaids’ Business”, which also starred Abbie Cornish and Georgina Haig, and follows the lives of three friends.

Katie’s most recent role in a TV series has been her portrayal of the supporting character Lena Luthor in the action adventure drama “Supergirl”, which starred Melissa Benoist, Chyler Leigh and David Harewood, and follows the adventures of Superman’s cousin, Supergirl. It aired from 2015 to 2021, and won 12 of the 59 awards for which it was nominated.

Other credits

Katie has appeared in three documentaries: the 2009 short film “The Making of Red Mist”, the 2009 series “Merlin: Secrets & Magic”, and the 2015 short film “Jurassic World: Dinosaurs Roam Once Again”.

She has made a guest appearance in many talk-shows, such as “Blue Peter”, “T4” and “Sunday Brunch”.

Awards and nominations

Katie has been nominated for five awards. In both 2009 and 2011 she was nominated for a Monte-Carlo TV Festival Golden Nymph Award for Outstanding Actress – Drama Series for her performance in “Merlin”, and in 2012 for a Movie Guide Grace Award for Most Inspirational Television Acting for her performance in the movies “The Lost Valentine” and “A Princess for Christmas”. The year 2013 saw her nominated for a SFX Award for Best Actress for her performance in “Merlin”, and most recently in 2018, she was nominated for a Teen Choice Award for Choice: Scene Stealer for her performance in “Supergirl”.

Love life and husband

In 2007, Katie began dating Jonathan Rhys Meyers who’s a famous Irish actor, musician and model, probably known best for his portrayal of King Henry VIII in the series “The Tudors”, which won him two Golden Globe nominations.

Jonathan and Katie were together for over a year before splitting ways for unknown reasons.

In 2010, she began dating the Irish actor Colin Morgan, after having met him on the set of “Merlin”. The two date for around six years and on 30 October 2016, Colin asked her to marry him. They have been engaged for more than four years now and there are rumors circulating the internet claiming that the two have wed in secret, however, this hasn’t been confirmed.

As of March 2021, Katie’s engaged to Colin Morgan, hasn’t married and doesn’t have children.

Hobbies and other interests

Katie likes tattoos, and has one on her back which reads ‘Purity’.

She’s keen on reading comic books, and began buying them while attending elementary school. A couple of her favorites today are “Batman: The Killing Joke”, “Mister Miracle” and “Maus”.

Katie’s favorite actors are Nathan Fillion and Harrison Ford, and she’s a huge fan of science fiction movies. Her favorite movies of all time are the entire franchise “Star Wars”; she’s a collector of the Star Wars figurines.

She’s a dog-lover, and her pet dog can be seen featured in a couple of her Instagram pictures.

Katie has several training sessions at the gym each week, and is following a strict diet which involves not eating fast food nor anything with sugar in it.

Age, height and net worth

Katie’s age is 38. She has long brown hair and blue eyes, her height is 5ft 5ins (1.66m) and she weighs around 125lbs (56kgs).

As of March 2021, her net worth has been estimated at over $4 million.


As the Senior Writer at The Biography, I lead a dedicated team focused on revealing the untold stories of trailblazers. My deep passion for uncovering hidden narratives compels me to thoroughly investigate each subject, ensuring a harmonious blend of accuracy and engaging storytelling. I am heavily involved in every aspect of the editorial process, from the preliminary research to the publishing details, guaranteeing that each biography not only informs but also captivates and inspires our audience. At The Biography, we are committed to providing meticulous explorations of net worth and achievements of innovators across diverse fields like technology, arts, and philanthropy. My methodology integrates extensive research with narrative skill, designed to forge a connection between our readers and the extraordinary individuals making headlines. By showcasing their journeys, challenges, and contributions, we provide a detailed perspective on those leading advancements and transformations in our society.

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