Sophie Belinda Turner was born on February 21, 1996, in Northampton, Northamptonshire, England to Sally Turner and Andrew Turner. Her family moved to Chesterton, Warwickshire when she was two years old. She grew up in Chesterton in an early 19th-century house near Leamington Spa.

Sophie’s mother Sally is a nursery school teacher.
Her father Andrew Turner worked in a pallet distribution company.

She attended ‘The King’s High School for Girls’, an independent day school for girls located on the Banbury Road, Warwick, England. GoT co-star Gemma Whelan (who played Yara Greyjoy) is also an alumnus of the school.
Sophie has been a member of the theatre group ‘Playbox Theatre Company’ since the age of three.

 Sophie married singer/ songwriter Joe Jonas of the famous pop-rock band ‘Jonas Brothers’ on May 1, 2019, at ‘A Little White Wedding Chapel’ in Las Vegas, Nevada in a surprise wedding, the two had filed for a marriage license at the Clark County, Nevada the same day. It was right after the 2019 Billboard Music Awards, where the Jonas Brothers performed three songs- “Jealous”, “Cake by the Ocean”, “Sucker”.

Sophie appeared in the 2013 Chamber pop song “Oblivion” (album: Bad Blood) by the British band ‘Bastille’. It was directed by Austin Peters,  written by Dan Smith and released by Virgin records.
Sophie Turner features in the video as the main character, lip-syncing to the lyrics.