| Country: | Korean |
| Year: | 2015 |
| Runnerup: | Samsung Lions (1) |
| Runnerup Games: | (1) 88–0–56, .611, 2½ GA |
| Champion: | Doosan Bears (4) |
| Champion Manager: | Kim Tae-hyeong |
| Champion Games: | (3) 79–0–65, .549, 9 GB |
| Date: | October 26–31 |
The 2015 Korean Series was the championship series of the 2015 KBO League season. The Samsung Lions, four-time consecutive defending champions, played the winner of the playoff series, the Doosan Bears.[1] The Doosan Bears defeated the regular season champions, the Samsung Lions in five games to win their fourth Korean Series championship.