# 2000 Abierto Mexicano Pegaso – Singles

Jiří Novák was the last champion in 1998. He chose to compete at London during the same week, losing in the first round.
Juan Ignacio Chela won the title by defeating Mariano Puerta 6–4, 7–6$^{(7–4)}$ in the final.

## Seeds

* Gustavo Kuerten (second round)
* Nicolás Lapentti (quarterfinals)
* Fernando Meligeni (second round)
* Stefan Koubek (semifinals)
* Francisco Clavet (first round)
* Fernando Vicente (first round)
* Franco Squillari (semifinals)
* Arnaud Di Pasquale (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 |
| Q | Juan Ignacio Chela | 7$^7$ | 6 | | | | |
| 4 | Stefan Koubek | 6$^2$ | 3 | | | | |
| 4 | Stefan Koubek | 6$^2$ | 3 | Q | Juan Ignacio Chela | 6 | 7$^7$ |
| | | | | WC | Mariano Puerta | 4 | 6$^4$ |
| WC | Mariano Puerta | 6 | 6 | WC | Mariano Puerta | 4 | 6$^4$ |
| 7 | Franco Squillari | 4 | 1 | | | | |

### Top 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | G Kuerten | 6 | 3 | 6 | | | | | | | | | | | | | |
| Q | G Etlis | 4 | 6 | 3 | 1 | G Kuerten | 6 | 6$^8$ | 4 | | | | | | | | |
| | B Black | 2 | 3 | | Q | JI Chela | 3 | 7$^{10}$ | 6 | | | | | | | | |
| Q | JI Chela | 6 | 6 | | | | | | | Q | JI Chela | 6 | 7$^7$ | | | | |
| | JA Marín | 6$^6$ | 6 | 0 | | | | | | | M Hantschk | 3 | 6$^3$ | | | | |
| | M Hantschk | 7$^8$ | 3 | 6 | | M Hantschk | 6 | 1 | 6 | | | | | | | | |
| LL | O Stanoytchev | 6 | 7 | | LL | O Stanoytchev | 3 | 6 | 2 | | | | | | | | |
| 8 | A Di Pasquale | 1 | 5 | | | | | | | | | | | Q | JI Chela | 7$^7$ | 6 |
| 4 | S Koubek | 6 | 6 | | | | | | | | | | | 4 | S Koubek | 6$^2$ | 3 |
| | A Portas | 1 | 3 | | 4 | S Koubek | 6$^5$ | 6 | 6 | | | | | | | | |
| SE | A Sá | 6 | 2 | 4 | | R Fromberg | 7$^7$ | 4 | 4 | | | | | | | | |
| | R Fromberg | 4 | 6 | 6 | | | | | | 4 | S Koubek | 7$^7$ | 6 | | | | |
| | L Tieleman | 2 | 4 | | | | | | | | G Gaudio | 6$^5$ | 4 | | | | |
| WC | A Hernández | 6 | 6 | | WC | A Hernández | 6 | 3 | 3 | | | | | | | | |
| | G Gaudio | 6 | 6 | | | G Gaudio | 3 | 6 | 6 | | | | | | | | |
| 5 | F Clavet | 3 | 1 | | | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | F Vicente | 5 | 4 | | | | | | | | | | | | | | |
| WC | M Puerta | 7 | 6 | | WC | M Puerta | 6 | 6 | | | | | | | | | |
| | H Gumy | 6 | 6 | | | H Gumy | 4 | 4 | | | | | | | | | |
| | A Dupuis | 4 | 3 | | | | | | | WC | M Puerta | 6 | 6 | | | | |
| | G Cañas | 4 | | | | | | | | | G Cañas | 2 | 3 | | | | |
| | N Massú | 1$^r$ | | | | G Cañas | 6 | 4 | 6 | | | | | | | | |
| WC | S Bruguera | 6$^5$ | 6$^3$ | | 3 | F Meligeni | 2 | 6 | 3 | | | | | | | | |
| 3 | F Meligeni | 7$^7$ | 7$^7$ | | | | | | | | | | | WC | M Puerta | 6 | 6 |
| 7 | F Squillari | 3 | 6 | 6 | | | | | | | | | | 7 | F Squillari | 4 | 1 |
| | G Blanco | 6 | 4 | 1 | 7 | F Squillari | 7 | 6 | | | | | | | | | |
| | J Díaz | 3 | 4 | | | R Agénor | 5 | 2 | | | | | | | | | |
| | R Agénor | 6 | 6 | | | | | | | 7 | F Squillari | 6 | 7$^7$ | | | | |
| Q | JA Viloca | 6 | 4 | 1 | | | | | | 2 | N Lapentti | 4 | 6$^3$ | | | | |
| | S Sargsian | 3 | 6 | 6 | | S Sargsian | 5 | 6 | 1 | | | | | | | | |
| Q | B Ulihrach | 4 | 2 | | 2 | N Lapentti | 7 | 4 | 6 | | | | | | | | |
| 2 | N Lapentti | 6 | 6 | | | | | | | | | | | | | | |