Frida Leonhardsen Maanum (born 16 July 1999) is a Norwegian professional footballer who plays as a midfielder or defender for Women's Super League club Arsenal and the Norway national team.

She had been involved in all of their matches, before it was announced that she had completed a transfer to Damallsvenskan club Linköping after only half a season with Stabæk.

[15] On 21 December, she scored a hat-trick and provided an assist in a 9–1 group stage win over Zürich in the Champions League, earning the Player of the Match award.

[17] Maanum played the full 90 minutes in Arsenal's 3–1 Conti Cup final triumph over London rivals Chelsea on 5 March.

[18] On 25 March, Maanum scored Arsenal's fifth goal in a 5–1 North London Derby win over Tottenham Hotspur.

[19] Three days later on 29 March, Maanum scored a delightful goal from outside the box, helping Arsenal to a 2–0 (2–1 on agg.)

second-leg victory over Bayern Munich, and earning Arsenal a spot in the Champions League semi-finals.

[32] On 22 September 2024, Maanum scored the early opener in Arsenal's 2–2 draw against Manchester City at Emirates Stadium in their first match of the 2024–25 Women's Super League season.

victory against BK Häcken, which ensured that Arsenal progressed to the Champions League group stages.

Less than a week later, Maanum was handed another start in Norway's opening match at the Euros, which was against the Netherlands, the country hosting the tournament.