# 1998 Cerveza Club Colombia Open – Singles

The 1998 Cerveza Club Colombia Open was a men's tennis tournament played on Clay in Bogotá, Colombia that was part of the International Series of the 1998 ATP Tour. It was the fifth edition of the tournament and was held from 2 November – 8 November.

## Seeds

Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.
* Félix Mantilla (second round)
* Alberto Berasategui (first round)
* Unknown (withdrew)
* Thomas Muster (first round)
* Francisco Clavet (second round)
* Mariano Puerta (second round)
* Dominik Hrbatý (first round)
* Franco Squillari (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 |
| Ramón Delgado | 6 | 4 | 3 | | | |
| Sargis Sargsian | 3 | 6 | 1$^r$ | | | |
| Sargis Sargsian | 3 | 6 | 1$^r$ | Ramón Delgado | 4 | 4 |
| | | | | Mariano Zabaleta | 6 | 6 |
| Mariano Zabaleta | 6 | 6 | | Mariano Zabaleta | 6 | 6 |
| Jiří Novák | 2 | 4 | | | | |

### 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 | F Mantilla | 6 | 6 | | | | | | | | | | | | | | |
| | G Cañas | 4 | 2 | | 1 | F Mantilla | 6$^4$ | 5 | | | | | | | | | |
| | J Courier | 6 | 6 | | | J Courier | 7 | 7 | | | | | | | | | |
| | M Rodríguez | 1 | 3 | | | | | | | J Courier | 7 | 1 | 7 | | | | |
| | F Meligeni | 6 | 6 | | | | | | | R Delgado | 6$^6$ | 6 | 5 | | | | |
| | N Massú | 2 | 3 | | | F Meligeni | 3 | 4 | | | | | | | | | |
| | R Delgado | 6 | 6 | | | R Delgado | 6 | 6 | | | | | | | | | |
| 7 | D Hrbatý | 4 | 3 | | | | | | | | | | | R Delgado | 6 | 4 | 3 |
| | J Alonso | 6 | 3 | 6 | | | | | | | | | | S Sargsian | 3 | 6 | 1$^r$ |
| | A Sá | 4 | 6 | 1 | | J Alonso | 1 | 7 | 4 | | | | | | | | |
| | S Sargsian | 6 | 6 | | | S Sargsian | 6 | 6$^5$ | 6 | | | | | | | | |
| | L Arnold | 2 | 4 | | | | | | | S Sargsian | 7 | 7 | | | | | |
| | J Balcells | 6 | 7 | | | | | | | J Balcells | 6$^4$ | 5 | | | | | |
| | N Lapentti | 3 | 6$^2$ | | | J Balcells | 4 | 6 | 7 | | | | | | | | |
| 5 | F Clavet | 6 | 6 | | 5 | F Clavet | 6 | 3 | 6$^5$ | | | | | | | | |
| | K Alami | 4 | 2 | | | | | | | | | | | | | | |

### 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 |
| 6 | M Puerta | 6 | 6 | | | | | | | | | | | | |
| | S Campbell | 1 | 3 | 6 | M Puerta | 6 | 3 | 4 | | | | | | | |
| | M Zabaleta | 6 | 6 | | M Zabaleta | 3 | 6 | 6 | | | | | | | |
| | F Vicente | 4 | 4 | | | | | | M Zabaleta | 6$^3$ | 6 | 7 | | | |
| | M Hadad | 6 | 6 | | | | | | M Hadad | 7 | 4 | 6$^6$ | | | |
| | R Schlachter | 2 | 0 | | M Hadad | 6 | 2 | | | | | | | | |
| | X Malisse | 7 | 6 | | X Malisse | 2 | 0$^r$ | | | | | | | | |
| 4 | T Muster | 5 | 1 | | | | | | | | | | M Zabaleta | 6 | 6 |
| | D Sanguinetti | 7 | 6 | | | | | | | | | | J Novák | 2 | 4 |
| 8 | F Squillari | 6$^6$ | 3 | | D Sanguinetti | 6 | 7 | | | | | | | | |
| | JA Marín | 6 | 6 | | JA Marín | 4 | 5 | | | | | | | | |
| | D van Scheppingen | 3 | 3 | | | | | | D Sanguinetti | 5 | 6 | 4 | | | |
| | L Morejon | 7 | 7 | | | | | | J Novák | 7 | 4 | 6 | | | |
| | Á Calatrava | 5 | 6$^5$ | | L Morejon | 3 | 2 | | | | | | | | |
| | J Novák | 6 | 6 | | J Novák | 6 | 6 | | | | | | | | |
| 2 | A Berasategui | 2 | 2 | | | | | | | | | | | | |