Sixten Boström (born 15 September 1963) is a Finnish football coach and former midfielder, who is currently serving as the sporting director for Veikkausliiga club Kuopion Palloseura (KuPS).

[3] 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.

[4] During 2015–2017, he worked as an assistant coach under Gregg Berhalter for Columbus Crew of Major League Soccer (MLS).

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.