Mikkel Møller Lassen (born 19 June 2001) is a Danish professional footballer who plays for AC Horsens. Lassen is a product of the AGF youth system, joining the club as a 11-year-old in 2013 from his hometown club Odder IGF. He was the team captain from under-14 through under-19 levels. In 2017, he signed a three-year youth contract with AGF. In 2019, he began training with the first team. He made his official debut for AGF on 11 September 2019, when Jesper Juelsgård was injured during the warm-up for the Danish Cup match against the Funen Series team Marstal/Rise. AGF trailed 2–0, but won 2–6 after extra time. On 7 October 2019, he extended his contract with AGF until the summer of 2024. The contract replaced the previous youth contract the following summer, and at the same time he also became a permanent part of the club's first-team squad.
