# 2001 Citrix Tennis Championships – Singles

Stefan Koubek was the defending champion but lost in the first round to Carlos Moyá.
Jan-Michael Gambill won in the final 7–5, 6–4 against Xavier Malisse.

## Seeds

* Patrick Rafter (quarterfinals)
* Nicolás Lapentti (second round)
* Carlos Moyá (second round)
* Jan-Michael Gambill (champion)
* Gastón Gaudio (first round)
* Álex Calatrava (second round)
* Byron Black (withdrew)
* Fabrice Santoro (quarterfinals)

## 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 | Semifinals | Final | Final | Final | Final |
| | Wayne Arthurs | 3 | 7$^7$ | 6$^8$ | | | | |
| 4 | Jan-Michael Gambill | 6 | 6$^3$ | 7$^{10}$ | | | | |
| 4 | Jan-Michael Gambill | 6 | 6$^3$ | 7$^{10}$ | 4 | Jan-Michael Gambill | 7 | 6 |
| | | | | | SE | Xavier Malisse | 5 | 4 |
| Q | Peter Wessels | 5 | 4 | | SE | Xavier Malisse | 5 | 4 |
| SE | Xavier Malisse | 7 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | P Rafter | 5 | 6 | 7 | | | | | | | | | | | | | | |
| | M Gustafsson | 7 | 3 | 5 | 1 | P Rafter | 6 | 7$^7$ | | | | | | | | | | |
| | J Vaněk | 6 | 6$^4$ | 6 | | J Vaněk | 3 | 6$^3$ | | | | | | | | | | |
| WC | A Roddick | 4 | 7$^7$ | 4 | | | | | 1 | P Rafter | 1 | 6$^0$ | | | | | | |
| | W Arthurs | 6 | 6$^8$ | 6 | | | | | | W Arthurs | 6 | 7$^7$ | | | | | | |
| Q | C Saulnier | 2 | 7$^{10}$ | 3 | | W Arthurs | 7 | 6 | | | | | | | | | | |
| | M Hantschk | 2 | 7 | 6 | | M Hantschk | 5 | 2 | | | | | | | | | | |
| 5 | G Gaudio | 6 | 5 | 1 | | | | | | | | | | | W Arthurs | 3 | 7$^7$ | 6$^8$ |
| 4 | J-M Gambill | 6 | 6 | | | | | | | | | | | 4 | J-M Gambill | 6 | 6$^3$ | 7$^{10}$ |
| | S Bruguera | 3 | 4 | | 4 | J-M Gambill | w/o | | | | | | | | | | | |
| | G Rusedski | 6 | 6 | | | G Rusedski | | | | | | | | | | | | |
| WC | T Dent | 2 | 2 | | | | | | 4 | J-M Gambill | 5 | 7$^{11}$ | 6 | | | | | |
| | A Calleri | 4 | 6 | 5 | | | | | | C Woodruff | 7 | 6$^9$ | 4 | | | | | |
| | C Woodruff | 6 | 4 | 7 | | C Woodruff | 6 | 6 | | | | | | | | | | |
| WC | V Spadea | 5 | 3 | | LL | M Goellner | 2 | 3 | | | | | | | | | | |
| LL | M Goellner | 7 | 6 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | Á Calatrava | 6 | 7$^7$ | | | | | | | | | | | | | |
| | A Stoliarov | 1 | 6$^3$ | 6 | Á Calatrava | 6$^5$ | 6 | 6$^2$ | | | | | | | | |
| Q | P Wessels | 6 | 6 | Q | P Wessels | 7$^7$ | 4 | 7$^7$ | | | | | | | | |
| | J Stoltenberg | 4 | 3 | | | | | | Q | P Wessels | 7$^7$ | 7$^7$ | | | | |
| Q | E Kempes | 7$^7$ | 7$^7$ | | | | | | Q | E Kempes | 6$^4$ | 6$^2$ | | | | |
| | J Balcells | 6$^2$ | 6$^5$ | Q | E Kempes | 6 | 6 | | | | | | | | | |
| | S Koubek | 4 | 4 | 3 | C Moyá | 2 | 3 | | | | | | | | | |
| 3 | C Moyá | 6 | 6 | | | | | | | | | | Q | P Wessels | 5 | 4 |
| 8 | F Santoro | 6 | 6 | | | | | | | | | | SE | X Malisse | 7 | 6 |
| | K Alami | 3 | 4 | 8 | F Santoro | 6 | 6 | | | | | | | | | |
| | C Rochus | 4 | 5 | Q | F Saretta | 4 | 3 | | | | | | | | | |
| Q | F Saretta | 6 | 7 | | | | | | 8 | F Santoro | 4 | 6$^5$ | | | | |
| | D Sanguinetti | 3 | 6$^9$ | | | | | | SE | X Malisse | 6 | 7$^7$ | | | | |
| SE | X Malisse | 6 | 7$^{11}$ | SE | X Malisse | 6 | 6 | | | | | | | | | |
| SE | G Blanco | 1 | 1 | 2 | N Lapentti | 3 | 4 | | | | | | | | | |
| 2 | N Lapentti | 6 | 6 | | | | | | | | | | | | | |