# 2001 International Raiffeisen Grand Prix – Singles

Andrei Pavel was the defending champion but lost in the quarterfinals to Magnus Gustafsson.
Andrea Gaudenzi won in the final 6–0, 7–5 against Markus Hipfl.

## Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
* Dominik Hrbatý (first round)
* Andrei Pavel (quarterfinals)
* Marcelo Ríos (first round)
* Albert Portas (first round)
* Álex Calatrava (second round)
* Andrew Ilie (first round)
* Michal Tabara (semifinals)
* Magnus Gustafsson (semifinals)

## 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
| 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 | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | D Hrbatý | 1 | 1 | | | | | | | | | | | | | | | | | | | | |
| | I Ljubičić | 6 | 6 | | | I Ljubičić | 6 | 6$^5$ | 6 | | | | | | | | | | | | | | |
| Q | J Krošlák | 6$^5$ | 5 | | LL | I Traykov | 2 | 7$^7$ | 4 | | | | | | | | | | | | | | |
| LL | I Traykov | 7$^7$ | 7 | | | | | | | | I Ljubičić | 4 | 7 | 4 | | | | | | | | | |
| Q | G Cañas | 6 | 6 | | | | | | | 7 | M Tabara | 6 | 5 | 6 | | | | | | | | | |
| Q | B Bryan | 3 | 2 | | Q | G Cañas | 4 | 4 | | | | | | | | | | | | | | | |
| | D Sánchez | 2 | 3 | | 7 | M Tabara | 6 | 6 | | | | | | | | | | | | | | | |
| 7 | M Tabara | 6 | 6 | | | | | | | | | | | | 7 | M Tabara | 1 | 7 | 2 | | | | |
| 4 | A Portas | 4 | 1 | | | | | | | | | | | | WC | M Hipfl | 6 | 5 | 6 | | | | |
| | J Vaněk | 6 | 6 | | | J Vaněk | 5 | 0 | | | | | | | | | | | | | | | |
| WC | M Hipfl | 6 | 6 | | WC | M Hipfl | 7 | 6 | | | | | | | | | | | | | | | |
| | D Elsner | 3 | 4 | | | | | | | WC | M Hipfl | 6 | 6 | | | | | | | | | | |
| | X Malisse | 7$^7$ | 6 | | | | | | | | X Malisse | 3 | 3 | | | | | | | | | | |
| WC | W Eschauer | 6$^4$ | 0 | | | X Malisse | 6 | 6 | | | | | | | | | | | | | | | |
| | K Alami | 6$^4$ | 7$^7$ | 7$^7$ | | K Alami | 4 | 1 | | | | | | | | | | | | | | | |
| 6 | A Ilie | 7$^7$ | 6$^5$ | 6$^3$ | | | | | | | | | | | | | | | | WC | Markus Hipfl | 0 | 5 |
| 5 | Á Calatrava | 6 | 6 | | | | | | | | | | | | | | | | | WC | Andrea Gaudenzi | 6 | 7 |
| | H-T Lee | 3 | 4 | | 5 | Á Calatrava | 5 | 6 | 2 | | | | | | | | | | | | | | |
| Q | H Armando | 6$^3$ | 3 | | | J Siemerink | 7 | 3 | 6 | | | | | | | | | | | | | | |
| | J Siemerink | 7$^7$ | 6 | | | | | | | | J Siemerink | 6$^4$ | 3 | | | | | | | | | | |
| | O Rochus | 6 | 4 | 4 | | | | | | WC | A Gaudenzi | 7$^7$ | 6 | | | | | | | | | | |
| | N Massú | 0 | 6 | 6 | | N Massú | 6$^5$ | 2 | | | | | | | | | | | | | | | |
| WC | A Gaudenzi | 5 | 6 | 6 | WC | A Gaudenzi | 7$^7$ | 6 | | | | | | | | | | | | | | | |
| 3 | M Ríos | 7 | 1 | 4 | | | | | | | | | | | WC | A Gaudenzi | 6 | 6 | | | | | |
| 8 | M Gustafsson | 7$^7$ | 6 | | | | | | | | | | | | 8 | M Gustafsson | 3 | 3 | | | | | |
| | A Stoliarov | 6$^1$ | 3 | | 8 | M Gustafsson | 7 | 7$^7$ | | | | | | | | | | | | | | | |
| | K Kučera | 6 | 7$^7$ | | | K Kučera | 5 | 6$^3$ | | | | | | | | | | | | | | | |
| | G Blanco | 3 | 6$^3$ | | | | | | | 8 | M Gustafsson | 7$^9$ | 6 | | | | | | | | | | |
| | S Sargsian | 4 | 5 | | | | | | | 2 | A Pavel | 6$^7$ | 3 | | | | | | | | | | |
| | C Rochus | 6 | 7 | | | C Rochus | 1 | 1 | | | | | | | | | | | | | | | |
| | S Koubek | 3 | 3 | | 2 | A Pavel | 6 | 6 | | | | | | | | | | | | | | | |
| 2 | A Pavel | 6 | 6 | | | | | | | | | | | | | | | | | | | | |