# 1998 IGA Tennis Classic – Singles

Lindsay Davenport was the defending champion but lost in the semifinals to Venus Williams.
Williams won in the final 6–3, 6–2 against Joannette Kruger.

## Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. The top two seeds received a bye to the second round.
* Lindsay Davenport (semifinals)
* Sandrine Testud (quarterfinals)
* Venus Williams (champion)
* Joannette Kruger (final)
* Serena Williams (quarterfinals)
* Amy Frazier (second round)
* Sarah Pitkowski (semifinals)
* Fang Li (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

### Final

| Final | Final | Final | Final | Final |
| 3 | Venus Williams | 6 | 6 | |
| 4 | Joannette Kruger | 3 | 2 | |

### Section 1

| 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 | Semifinals |
| | | | | | 1 | L Davenport | 6 | 6 | | | | | | | | | | |
| | J Halard-Decugis | 6 | 6 | | | J Halard-Decugis | 3 | 3 | | | | | | | | | | |
| | K Boogert | 3 | 2 | | | | | | | 1 | L Davenport | 6 | 6 | | | | | |
| Q | L Ghirardi | 2 | 6 | 6 | | | | | | Q | L Ghirardi | 1 | 4 | | | | | |
| | E Gagliardi | 6 | 2 | 4 | Q | L Ghirardi | 2 | 6 | 6 | | | | | | | | | |
| | K-A Guse | 6 | 5 | 5 | 6 | A Frazier | 6 | 3 | 3 | | | | | | | | | |
| 6 | A Frazier | 4 | 7 | 7 | | | | | | | | | | 1 | L Davenport | 7 | 2 | 3 |
| 3 | V Williams | 6 | 6 | | | | | | | | | | | 3 | V Williams | 6 | 6 | 6 |
| Q | N Miyagi | 3 | 2 | | 3 | V Williams | 6 | 6 | | | | | | | | | | |
| WC | M de Swardt | 7 | 6 | | WC | M de Swardt | 1 | 3 | | | | | | | | | | |
| | O Barabanschikova | 6 | 2 | | | | | | | 3 | V Williams | 7 | 6 | | | | | |
| | F Lubiani | 4 | 7 | 6 | | | | | | | F Lubiani | 6 | 4 | | | | | |
| | R Hiraki | 6 | 5 | 1 | | F Lubiani | 6 | 6 | | | | | | | | | | |
| | Y Yoshida | 6 | 6 | | | Y Yoshida | 2 | 4 | | | | | | | | | | |
| 8 | F Li | 3 | 2 | | | | | | | | | | | | | | | |

### Section 2

| 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 |
| 5 | S Williams | 6 | 6 | | | | | | | | | | | | | | | |
| WC | K Adams | 1 | 2 | | 5 | S Williams | 6 | 6 | | | | | | | | | | |
| Q | A Ellwood | 6 | 6 | | Q | A Ellwood | 1 | 3 | | | | | | | | | | |
| | A Stevenson | 4 | 4 | | | | | | 5 | S Williams | 1 | 1 | | | | | | |
| | P Hy-Boulais | 3 | 7 | 2 | | | | | 4 | J Kruger | 6 | 6 | | | | | | |
| | M McGrath | 6 | 5 | 6 | | M McGrath | | | | | | | | | | | | |
| | R McQuillan | 6 | 2 | 5 | 4 | J Kruger | w/o | | | | | | | | | | | |
| 4 | J Kruger | 3 | 6 | 7 | | | | | | | | | | 4 | J Kruger | 3 | 6 | 6 |
| 7 | S Pitkowski | 7 | 7 | | | | | | | | | | | 7 | S Pitkowski | 6 | 3 | 4 |
| | A Dechaume-Balleret | 6 | 6 | | 7 | S Pitkowski | 6 | 6 | | | | | | | | | | |
| Q | T Snyder | 6 | 7 | | Q | T Snyder | 3 | 4 | | | | | | | | | | |
| | S Cacic | 4 | 6 | | | | | | 7 | S Pitkowski | 3 | 6 | 6 | | | | | |
| | L Golarsa | 2 | 6 | 5 | | | | | 2 | S Testud | 6 | 3 | 4 | | | | | |
| | M Saeki | 6 | 3 | 7 | | M Saeki | 3 | 2 | | | | | | | | | | |
| | | | | | 2 | S Testud | 6 | 6 | | | | | | | | | | |