- Born:14 December 1994 (25 years)
Finnish judoka Marianne Kosonen won bronze at the European Cup in Tampere in2015 and 2016. She won the national title U48kg in 2016 and U52kg in 2017. In 2017 she took bronze at the European Cup in Uster. She competed at the European U23 Championships in 2016. She was added to the JudoInside team in 2017.