| Year: | 2003 |
| Tour: | Korean Tour |
| Regular Season: | – |
| No Of Events: | 11 |
| Most Wins: |  Jang Ik-jae (2) Ted Oh (2) |
| Honor1: | Order of Merit |
| Honoree1: | Shin Yong-jin |
| Honor2: | Player of the Year |
| Honoree2: | K. J. Choi |
| Honor3: | Rookie of the Year |
| Honoree3: | Kim Sang-ki |
| Prevseason: | 2002 |
| Nextseason: | 2004 |
The 2003 Korean Tour was the 26th season on the Korean Tour, the main professional golf tour in South Korea since it was formed in 1978.
The following table lists official events during the 2003 season.[1]
| Date | Tournament | Location | Purse (₩) | Winner | OWGR points | Other tours | Notes | |
|---|---|---|---|---|---|---|---|---|
| 4 May | Gyeonggi | 500,000,000 | Chung Joon (2) | 6 | ||||
| 22 Jun | Gyeonggi | 250,000,000 | Kim Dae-sub (4) | n/a | ||||
| 29 Jun | Gyeonggi | 500,000,000 | K. J. Choi (9) | 6 | ||||
| 25 Jul | South Chungcheong | 200,000,000 | Ted Oh (1) | n/a | ||||
| 3 Aug | South Chungcheong | 200,000,000 | Kang Wook-soon (9) | n/a | ||||
| 29 Aug | South Jeolla | 200,000,000 | Ted Oh (2) | n/a | ||||
| 21 Sep | Gangwon | 550,000,000 | Park No-seok (4) | n/a | ||||
| 26 Sep | Daejeon | 200,000,000 | Lee Yong-hun (1) | n/a | New tournament | |||
| 12 Oct | South Chungcheong | 500,000,000 |  John Daly (n/a) | 6 | ||||
| 19 Oct | South Gyeongsang | 300,000,000 | Jang Ik-jae (1) | n/a | ||||
| 26 Oct | Gyeonggi | 300,000,000 | Jang Ik-jae (2) | n/a |
The Order of Merit was based on prize money won during the season, calculated in South Korean won.[2]
| Position | Player | Prize money (₩) | |
|---|---|---|---|
| 1 | 207,783,810 | ||
| 2 | 177,420,000 | ||
| 3 | 169,964,000 | ||
| 4 | 133,698,810 | ||
| 5 | 131,096,667 |