Isobel Christiansen

Christiansen captained the women's football club at the University of Birmingham. She played mostly as a midfielder or forward. Christiansen has played in the UEFA Women's Champions League with Everton and also played for Birmingham City. On 7 February 2014, Christiansen officially signed for new WSL club Manchester City Women. On 16 October 2014, she scored the only goal to help Manchester City defeat Arsenal Ladies and win the 2014 FA WSL Continental Cup. On 23 July 2018, Christiansen signed a contract with defending European Champions Lyon until 2020. In her first season with the club, Lyon won the treble: winning Division 1 Féminine, Coupe de France and Champions League. On 27 December 2019, Christiansen announced her return to England, signing an 18-month deal with Everton. She made her debut, in the following season, in a 4–0 league win against Bristol City on 6 September 2020. A week later, Christiansen scored her first goal since returning in a 1–0 win against Tottenham Hotspur. On 25 May 2023 she announced she would retire at the end of the 2022/23 season.

As a junior international, she won the 2009 U-19 European Championship and a silver in the following year's edition, and played the 2008 U-17 and 2010 U-20 World Cups. Christiansen helped Great Britain to win a gold medal in the 2013 Summer Universiade in Kazan, Russia. In January 2014, she was promoted from the under-23s into the senior England squad, to replace Jodie Taylor who had withdrawn. Coach Mark Sampson gave Christiansen her senior international debut in a UEFA Women's Euro 2017 qualifying match against Estonia on 21 September 2015. She marked the occasion by scoring in England's 8–0 win. In March 2019, Christiansen underwent surgery on an ankle injury sustained in England's 3–0 SheBelieves Cup win over Japan. England coach Phil Neville called her "vital" to his squad and hoped that her rehabilitation programme would restore her to fitness for the 2019 FIFA Women's World Cup. Christiansen was allotted 189 when the FA announced their legacy numbers scheme to honour the 50th anniversary of England’s inaugural international.

In August 2025, Christiansen was appointed as the head coach of Next Gen City Under-21s team at Manchester City Women. Two months later, she became an assistant coach of the England women's national under-23 football team. In February 2026, The FA announced that Christiansen would join newly appointed head coach Lauren Smith in managing the under-23s.

Isobel Mary Christiansen was born in Macclesfield, Cheshire, on 20 September 1991. Her father, Niels, was born in Ledbury, Herefordshire, but lived with his Danish parents in the parish of Raklev, near Kalundborg on the island of Zealand, until the age of four. Christiansen grew up in the village of Rainow, where she played football with friends and her brother Will. She has a younger sister, Rosie, who is a doctor. She attended Rainow Primary School, and joined the under-10s side at Manchester United, before moving to Everton when she was 14. During that time she attended Tytherington School in Macclesfield, and her mother would pick her up from school before the end of the day and drive her to training three days a week, picking up Danielle Turner (later Everton captain) in Warrington on the way. Christiansen studied sports science at Birmingham University from 2011. She worked alongside studying, including a stint in the Maggoty Johnson bistro in Bollington. She initially aspired to be a teacher.