Karel Mainaky
| Karel Mainaky | |
|---|---|
| Personal information | |
| Birth name | Karel Leopold Mainaky |
| Country | Indonesia |
| Born | 9 January 1977 Ternate, North Maluku, Indonesia |
| Height | 1.65 m (5 ft 5 in) |
| Weight | 64 kg (141 lb) |
| Handedness | Right |
| Event | Men's doubles |
| BWF profile | |
Karel Leopold Mainaky (born 9 January 1977) is an Indonesian badminton player and coach. After his professional career as a player, he became a badminton coach specialized in coaching women's doubles. He is currently the Indonesia National team women's doubles head coach since January 2025.
Karel is the youngest member of the famous Mainaky brothers, a phenomenal badminton family of which five brothers of the seven siblings were Indonesian badminton National athletes in the 1990s. Besides Karel, the Mainaky badminton brothers consist of Richard Leonard Mainaky, Rionny Frederik Lambertus Mainaky, Rexy Ronald Mainaky and Marleve Mario Mainaky. The five figures of the Mainaky brothers have carved out many achievements in the world of badminton, not only as active players but also as badminton coaches.