Mjällby AIF
| Full name | Mjällby Allmänna Idrottsförening | ||
|---|---|---|---|
| Founded | 1 April 1939 | ||
| Ground | Strandvallen, Hällevik | ||
| Capacity | 6,750 | ||
| Chairman | Magnus Emeus | ||
| Head coach | Karl Marius Aksum | ||
| League | Allsvenskan | ||
| 2025 | Allsvenskan, 1st of 16 (champions) | ||
| Website | maif.se | ||
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Mjällby Allmänna Idrottsförening, also known simply as Mjällby AIF, Mjällby or (especially locally) Maif or MAIF, is a Swedish professional football club based in Hällevik, Mjällby parish, in Sölvesborg Municipality. The club is affiliated to Blekinge Fotbollförbund and plays its home games at Strandvallen. The club colours, reflected in their crest and kit, are yellow and black. Formed on 1 April 1939, the club has played thirteen seasons in Sweden's highest football league Allsvenskan. The club's first season in the league was in 1980 and is currently playing in Allsvenskan. Mjällby AIF is the most successful football team from the province of Blekinge.
Former Sweden men's national football team players Christian Wilhelmsson and Mattias Asper began their careers at the club. Both players also ended their playing careers in Mjällby.
On 18 May 2023, Mjällby AIF played the Swedish Cup final at Strandvallen, losing 1–4 to BK Häcken. On 20 October 2025, Mjällby AIF secured its first Swedish Championship title with three games remaining in the 2025 Allsvenskan.