# 2001 Kremlin Cup – Men's singles

The 2001 Kremlin Cup men's singles was a professional tennis competition. Yevgeny Kafelnikov was the defending champion and won in the final 6–4, 7–5 against Nicolas Kiefer.

## Seeds

* Yevgeny Kafelnikov (champion)
* Marat Safin (second round)
* Roger Federer (first round)
* Tommy Haas (semifinals)
* Thomas Johansson (quarterfinals)
* Fabrice Santoro (second round)
* Guillermo Cañas (second round)
* Nicolas Escudé (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Yevgeny Kafelnikov | 6 | 6 | | | | |
| 4 | Tommy Haas | 1 | 2 | | | | |
| 4 | Tommy Haas | 1 | 2 | 1 | Yevgeny Kafelnikov | 6 | 7 |
| | | | | | Nicolas Kiefer | 4 | 5 |
| | Nicolas Kiefer | 6 | 6 | | Nicolas Kiefer | 4 | 5 |
| | Dominik Hrbatý | 4 | 3 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | Y Kafelnikov | 6 | 6 | | | | | | | | | | | | | |
| WC | M Youzhny | 3 | 3 | | 1 | Y Kafelnikov | 6 | 7$^7$ | | | | | | | | |
| LL | A Dupuis | 5 | 4 | | SE | D Nalbandian | 3 | 6$^4$ | | | | | | | | |
| SE | D Nalbandian | 7 | 6 | | | | | | 1 | Y Kafelnikov | 6 | 7 | | | | |
| WC | A Stoliarov | 7 | 6 | | | | | | 5 | T Johansson | 3 | 5 | | | | |
| | M Tabara | 5 | 3 | | WC | A Stoliarov | 3 | 4 | | | | | | | | |
| | D Sanguinetti | 2 | 3 | | 5 | T Johansson | 6 | 6 | | | | | | | | |
| 5 | T Johansson | 6 | 6 | | | | | | | | | | 1 | Y Kafelnikov | 6 | 6 |
| 4 | T Haas | 6 | 6 | | | | | | | | | | 4 | T Haas | 1 | 2 |
| Q | B Bryan | 2 | 4 | | 4 | T Haas | 7 | 6 | | | | | | | | |
| | T Enqvist | 6$^1$ | 7$^7$ | 6 | | T Enqvist | 5 | 2 | | | | | | | | |
| | A Gaudenzi | 7$^7$ | 6$^4$ | 1 | | | | | 4 | T Haas | 6 | 6 | | | | |
| | F Squillari | 4 | 5 | | | | | | Q | M Gustafsson | 1 | 4 | | | | |
| | W Ferreira | 6 | 7 | | | W Ferreira | 6$^4$ | 1 | | | | | | | | |
| Q | M Gustafsson | 6 | 5 | 6 | Q | M Gustafsson | 7$^7$ | 6 | | | | | | | | |
| 8 | N Escudé | 4 | 7 | 4 | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| 6 | F Santoro | 6 | 6 | | | | | | | | | | | | | | |
| | G Blanco | 2 | 1 | | 6 | F Santoro | 2 | 4 | | | | | | | | | |
| Q | N Zimonjić | 4 | 7$^7$ | 6$^{11}$ | Q | M Rosset | 6 | 6 | | | | | | | | | |
| Q | M Rosset | 6 | 6$^4$ | 7$^{13}$ | | | | | | Q | M Rosset | 3 | 6$^1$ | | | | |
| | J Boutter | 5 | 3 | | | | | | | | N Kiefer | 6 | 7$^7$ | | | | |
| | J Golmard | 7 | 6 | | | J Golmard | 4 | 3 | | | | | | | | | |
| | N Kiefer | 6 | 1 | 7$^7$ | | N Kiefer | 6 | 6 | | | | | | | | | |
| 3 | R Federer | 3 | 6 | 6$^4$ | | | | | | | | | | | N Kiefer | 6 | 6 |
| 7 | G Cañas | 6 | 6 | | | | | | | | | | | | D Hrbatý | 4 | 3 |
| | A Vinciguerra | 0 | 1 | | 7 | G Cañas | 6$^6$ | 6$^1$ | | | | | | | | | |
| | B Ulihrach | 1 | 0 | | | J Novák | 7$^8$ | 7$^7$ | | | | | | | | | |
| | J Novák | 6 | 6 | | | | | | | | J Novák | 7 | 4 | 3 | | | |
| WC | V Voltchkov | 4 | 5 | | | | | | | | D Hrbatý | 5 | 6 | 6 | | | |
| | D Hrbatý | 6 | 7 | | | D Hrbatý | 6 | 4 | 7$^7$ | | | | | | | | |
| | M Mirnyi | 7 | 4 | 4 | 2 | M Safin | 0 | 6 | 6$^5$ | | | | | | | | |
| 2 | M Safin | 5 | 6 | 6 | | | | | | | | | | | | | |