| Clubname: | Reynir Sandgerði |
| Fullname: | Knattspyrnufélagið Reynir |
| Founded: | 1935 |
| History: | Reynir Sandgerði 1935–present |
| City: | Sandgerði, Iceland |
| Sports: | Basketball, Football, Swimming |
| Chairman: | Tyrfingur Andrésson[1] |
| Website: | reynir.is |
Reynir Sandgerði, sometimes known as Reynir S., is an Icelandic sports club based in Sandgerði on the Reykjanes peninsular. The club has active departments in football, basketball and swimming.[2]
Reynir Sandgerði's basketball department was founded in 1980. It played in the top-tier Úrvalsdeild karla during the 1989–1990 season. In 2021, the team won 2. deild karla and was promoted to 1. deild karla. Prior to the start of the 2021–2022 season, the team withdrew from competition.[3]
| Ground: | BLUE-Völlurinn, Sandgerði |
| Manager: | Ray Jónsson |
| League: | 3. deild karla |
| Season: | 2023 |
| Position: | 3. deild karla, 1st of 12 (promoted) |
In 2018, Reynir's men's football team finished first the 4. deild karla, defeating Kórdrengir 7–1 in the playoffs final.[4]