| Competition: | Reserve League |
| Season: | 2001 |
| Dates: | 19 April – 27 September 2001 |
| Winners: | Central League: Seongnam Ilhwa Chunma Southern League: Pohang Steelers Championship: Seongnam Ilhwa Chunma |
| Matches: | 83 |
| Total Goals: | 268 |
| Best Player: | Back Young-chul[1] |
| League Topscorer: | Hwang In-soo (10 goals)[2] |
| Prevseason: | 2000 |
| Nextseason: | 2002 |
The 2001 Korean Professional Football Reserve League was the third season of the R League.
| width=20 | Pos | width=230 | Team | width=30 abbr="Played" | Pld | width=30 abbr="Won" | W | width=30 abbr="Draw" | D | width=30 abbr="Lost" | L | width=35 abbr="Goals for" | GF | width=35 abbr="Goals against" | GA | width=35 abbr="Goal difference" | GD | width=40 abbr="Points" | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Seongnam Ilhwa Chunma (C) | 16 | 10 | 3 | 3 | 39 | 16 | +23 | 33 | Qualification for the Championship | ||||||||||
| 2 | Anyang LG Cheetahs | 16 | 9 | 1 | 6 | 31 | 29 | +2 | 28 | |||||||||||
| 3 | Suwon Samsung Bluewings | 16 | 8 | 3 | 5 | 25 | 18 | +7 | 27 | |||||||||||
| 4 | Bucheon SK | 16 | 6 | 3 | 7 | 26 | 32 | -6 | 21 | |||||||||||
| 5 | 16 | 1 | 2 | 13 | 14 | 40 | -26 | 5 |
| width=20 | Pos | width=230 | Team | width=30 abbr="Played" | Pld | width=30 abbr="Won" | W | width=30 abbr="Draw" | D | width=30 abbr="Lost" | L | width=35 abbr="Goals for" | GF | width=35 abbr="Goals against" | GA | width=35 abbr="Goal difference" | GD | width=40 abbr="Points" | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Pohang Steelers (C) | 16 | 13 | 1 | 2 | 35 | 11 | +24 | 40 | Qualification for the Championship | ||||||||||
| 2 | Jeonnam Dragons | 16 | 9 | 1 | 6 | 27 | 16 | +11 | 28 | |||||||||||
| 3 | Busan I'Cons | 16 | 5 | 3 | 8 | 20 | 32 | -12 | 18 | |||||||||||
| 4 | Jeonbuk Hyundai Motors | 16 | 4 | 5 | 7 | 21 | 26 | -5 | 17 | |||||||||||
| 5 | Ulsan Hyundai Horang-i | 16 | 2 | 4 | 10 | 16 | 34 | -18 | 10 |
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Seongnam Ilhwa Chunma won 4–1 on aggregate.