Sanne Troelsgaard Nielsen

In 2011, Troelsgaard was named Denmark's Player of the Year after scoring 29 goals in her first 15 matches for IK Skovbakken. In February 2017, Troelsgaard signed for FC Rosengård in the Swedish Damallsvenskan. On 21 December 2021, Reading announced the signing of Troelsgaard on a contract until June 2023. She scored her first Women's Super League goal against West Ham on 23 October 2022, scoring a penalty in the 82nd minute. On 11 January 2024, Reading announced the departure of Troelsgaard from the club by mutual consent. On 2 February 2024, AS Roma announced the signing of Troelsgaard on a contract until 30 June 2024. On 28 May 2024, she signed a new one-year contract extension with the club. On 1 July 2025, Troelsgaard was announced at FC Midtjylland on a two-year contract.

Troelsgaard made her senior international debut for Denmark in March 2008, playing the last four minutes of a 1–0 win over Finland at the 2008 Algarve Cup. At the 2011 Matchworld Women's Cup in June 2011, she scored all three goals in the Danes' 3–0 win over Wales. A serious illness in the family caused Troelsgaard to withdraw from national coach Kenneth Heiner-Møller's squad for UEFA Women's Euro 2013. On 19 June 2017, Troelsgaard was called up to the Danish squad for the UEFA Women's Euro 2017. On 16 June 2022, Troelsgaard was called up to the Danish squad for the UEFA Women's Euro 2022. On 30 June 2023, Troelsgaard was called up to the 23-player Danish squad for the 2023 FIFA Women's World Cup. On 20 June 2025, Troelsgaard was called up to the Danish squad for the UEFA Women's Euro 2025. Troelsgaard announced her retirement from the national team on 6 October 2025. Denmark men's coach Brian Riemer called Troelsgaard a luminary of Danish football and remarked that all her efforts to spotlight Danish women's football commands respect, while men's national team player Gustav Isaksen called her a leader and commended her total commitment as a player, as well as her charismatic personality and presence on the field. The Danish Football Association Head of Football declared Troelsgaard one of the biggest players in the history of Danish national team football. Troelsgaard herself released a statement wherein she stated the national team had been “a home” for her.

Club

As of match played 30 April 2023

International goals

Troelsgaard has a twin sister, former footballer Lotte Troelsgaard, who retired her active playing career in 2019.