Sixten Boström

Boström was born in Helsinki to a Swedish-speaking family. During his playing career, Boström played as a midfielder for HJK Helsinki, Kuusysi and FinnPa in Finland, for Häcken in Sweden, and for Geylang International and Jurong Town in Singapore. He earned 14 caps for Finland, scoring 2 goals.

Boström started as a youth coach for VJS, HJK Helsinki, and FinnPa. As a head coach, Boström was in charge of Ekenäs IF (EIF), Jaro in Finland, and Örebro in Swedish Allsvenskan, before he was named the manager of HJK in 2013, leading the club to win the championship title in his first season. A poor start to the following season led to his firing on 29 April 2014. During 2015–2017, he worked as an assistant coach under Gregg Berhalter for Columbus Crew of Major League Soccer (MLS). He was announced at head coach of Finnish club SJK on 20 February 2017, and the club announced his departure on 2 June 2017. During 2019–2023, Boström worked as an academy director of PK-35. In May 2023, he was named an assistant coach of Kuopion Palloseura (KuPS) in Veikkausliiga, joining the coaching staff of Jani Honkavaara. After Honkavaara had announced his departure after the 2024 season, on 15 August the club announced that Boström will continue as the club's new sporting director from the start of 2025, while working also as an assistant coach of the upcoming manager Jarkko Wiss. At the end of the 2024 season, Honkavaara and Boström led KuPS to win the Finnish Championship and Finnish Cup titles, completing the club's first-ever double.

As a player

HJK Mestaruussarja: 1981, 1987 Finnish Cup: 1981 Kuusysi Mestaruussarja: 1989 Veikkausliiga: 1991 Geylang International FAS Premier League: 1988, 1990 Jurong Town President's Cup: 1989

As head coach

HJK

Veikkausliiga: 2013 Individual

Veikkausliiga Coach of the Month: September 2013

As assistant coach

Columbus Crew

MLS Cup: 2015 KuPS

Veikkausliiga: 2024 Veikkausliiga runner-up: 2023 Finnish Cup: 2024 Finnish League Cup runner-up: 2024