| Karsten Koch | |
| Birth Date: | 22 February 1977[1] [2] |
| Birth Place: | Viersen, Germany |
| Hometown: | Brüggen, Germany |
| Since: | 1990 |
| Darts: | 21 Gram EVO Signature |
| Laterality: | Right-handed |
| Music: | "Bleed It Out" by Linkin Park |
| Pdc: | 2007- |
| World Masters: | Last 136: 2008 |
Karsten Koch (born 22 February 1977) is a German professional darts player who plays in Professional Darts Corporation (PDC) events.
Koch first qualified for a PDC European Tour event in 2019, when he qualified for the 2019 German Darts Open, but he lost to Vincent van der Meer 6-4 in the first round. He also qualified for the 2019 European Darts Matchplay, and beat Maik Kuivenhoven in his opener but then lost to Ricky Evans in the second round.