Mie Leth Jans (born 6 February 1994) is a Danish football player who plays as defender for the Danish national team for which she debuted in 2013. Jans is currently a free agent.
Leth Jans started her football career in Dragør Boldklub. She moved to Ballerup-Skovlunde Fodbold (BSF) in 2012. After two seasons playing in BSF's first team, she went back to her youth club Brøndby IF in June 2014. In June 2017, she signed a two-year contract with defending English champions Manchester City.
In January 2019 she moved to Swedish club FC RosengÃÂ¥rd.
In September 2021, Leth Jans joined Australian W-League club Perth Glory.
Leth Jans made her debut for the Danish national team in November 2013. She came on as a substitute for future Brøndby IF teammate Nanna Christiansen in the 79th minute during a 2015 FIFA Women's World Cup qualifying game against Malta in Valletta. She was part of the Danish roster at the 2016 Algarve Cup and the UEFA Women's Euro 2017.