FK Sūduva is a professional football club based in the city of Marijampolė, Lithuania. Founded in 1921, they currently play in the Lithuanian top division, the A Lyga. The team is currently the champions of A Lyga.
The club has played in the A Lyga since 2002 and have never been relegated from the Lithuanian top division. In 2006 the team won the Lithuanian Cup, a feat they repeated in 2009 with a 1–0 victory over Tauras in the final. In 2017 and 2018 Sūduva won the A Lyga.
The team's colours are white and red. The club plays at ARVI Football Arena in Marijampolė.