| Singles | |
|---|---|
| 1998 Bank of the West Classic | |
| Champion |  Lindsay Davenport |
| Runner-up | Venus Williams |
| Score | 6–4, 5–7, 6–4 |
| Draw | 28 |
| Seeds | 8 |
Martina Hingis was the defending champion but did not compete that year.
Lindsay Davenport won in the final 6–4, 5–7, 6–4 against Venus Williams.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. The top four seeds received a bye to the second round.
Lindsay Davenport (champion) Monica Seles (semifinals) Venus Williams (final)
Steffi Graf (semifinals)
Natasha Zvereva (quarterfinals)
Joannette Kruger (second round)
Elena Likhovtseva (quarterfinals)
Rita Grande (first round)| Final | ||||||
| 1 | Lindsay Davenport | 6 | 5 | 6 | ||
| 3 | Venus Williams | 4 | 7 | 4 | ||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | L Davenport | 6 | 6 | ||||||||||||||||||||||||
| K Po | 7 | 6 | K Po | 1 | 3 | ||||||||||||||||||||||
 N Pratt | 5 | 0 | 1 | L Davenport | 7 | 6 | |||||||||||||||||||||
 Y Yoshida | 0 | 3 |  T Tanasugarn | 6 | 1 | ||||||||||||||||||||||
| T Tanasugarn | 6 | 6 | T Tanasugarn | 6 | 6 | ||||||||||||||||||||||
| Q | A Stevenson | 6 | 7 | Q | A Stevenson | 2 | 0 | ||||||||||||||||||||
| 8 | R Grande | 1 | 5 | 1 | L Davenport | 6 | 6 | 6 | |||||||||||||||||||
| 4 | S Graf | 4 | 7 | 3 | |||||||||||||||||||||||
| 4 | S Graf | 6 | 6 | ||||||||||||||||||||||||
| M J Fernández | 6 | 6 | M J Fernández | 4 | 0 | ||||||||||||||||||||||
| C Rubin | 4 | 4 | 4 | S Graf | 6 | 6 | |||||||||||||||||||||
| Q |  E Tatarkova | 7 | 2 | 7 | 5 | N Zvereva | 1 | 3 | |||||||||||||||||||
| S Cacic | 6 | 6 | 5 | Q | E Tatarkova | 6 | 4 | 2 | |||||||||||||||||||
| T Snyder | 2 | 4 | 5 | N Zvereva | 0 | 6 | 6 | ||||||||||||||||||||
| 5 | N Zvereva | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | E Likhovtseva | 6 | 4 | 6 | |||||||||||||||||||||||
| WC | M Irvin | 1 | 6 | 0 | 7 | E Likhovtseva | 6 | 6 | |||||||||||||||||||
| A Frazier | 3 | 6 | 6 | A Frazier | 1 | 4 | |||||||||||||||||||||
| Q |  J Lee | 6 | 2 | 3 | 7 | E Likhovtseva | 2 | 4 | |||||||||||||||||||
| C Morariu | 6 | 3 | 6 | 3 | V Williams | 6 | 6 | ||||||||||||||||||||
| Q | J Capriati | 4 | 6 | 4 | C Morariu | 6 | 1 | 0 | |||||||||||||||||||
| 3 | V Williams | 4 | 6 | 6 | |||||||||||||||||||||||
| 3 | V Williams | 6 | 6 | ||||||||||||||||||||||||
| 6 | J Kruger | 1 | 6 | 6 | 2 | M Seles | 3 | 4 | |||||||||||||||||||
| WC | L Osterloh | 6 | 2 | 4 | 6 | J Kruger | 3 | 6 | |||||||||||||||||||
| M Saeki | 6 | 6 | 3 |  A-G Sidot | 6 | 7 | |||||||||||||||||||||
| A-G Sidot | 7 | 2 | 6 | A-G Sidot | 3 | 1 | |||||||||||||||||||||
| N Dechy | 6 | 4 | 3 | 2 | M Seles | 6 | 6 | ||||||||||||||||||||
 F Li | 4 | 6 | 6 | F Li | 6 | 3 | 1 | ||||||||||||||||||||
| 2 | M Seles | 2 | 6 | 6 | |||||||||||||||||||||||
Serena Williams defeated Kim Clijsters in the final, 4–6, 6–4, 6–2 to win the women's singles tennis title at the 2001 Indian Wells Masters. This would be the final time Williams would attend the Indian Wells Masters until 2015, due to a boycott of the tournament by both Williams sisters in protest of racist remarks by crowd members; Venus Williams would return to the tournament until 2016.
Lindsay Davenport and Corina Morariu were the defending champions but lost in the quarterfinals to Virginia Ruano Pascual and Paola Suárez.
Venus Williams defeated Jennifer Capriati in the final, 4–6, 6–1, 7–6(7–4) to win the women's singles tennis title at the 2001 Miami Open. Williams saved eight championship points in the third set.
Gabriela Sabatini was the defending champion but did not compete that year.
Lindsay Davenport defeated Nathalie Tauziat in the final, 7–6, 7–5 to win the singles tennis title at the 1996 European Indoor Championships.
Lindsay Davenport was the defending champion but lost in the semifinals to Venus Williams.
Martina Hingis defeated the defending champion Lindsay Davenport in the final, 6–3, 6–4 to win the women's singles tennis title at the 1998 Indian Wells Masters.
Venus Williams defeated Anna Kournikova in the final, 2–6, 6–4, 6–1 to win the women's singles tennis title at the 1998 Miami Open.
Martina Hingis was the defending champion but lost in the semifinals to Mary Pierce.
Monica Seles was the defending champion but lost in the semifinals to Lindsay Davenport.
Martina Hingis was the defending champion, but lost in the quarterfinals to Dominique Van Roost.
Defending champion Lindsay Davenport defeated Venus Williams in the final, 7–5, 6–3 to win the singles tennis title at the 1998 European Indoor Championships.
Amélie Mauresmo was the defending champion but withdrew from her semifinal match against Lindsay Davenport.
Martina Hingis defeated Lindsay Davenport in the final, 6–3, 6–2 to win the women's singles tennis title at the 2000 Miami Open. She did not lose a set, and lost only 21 games, en route to the title.
Serena and Venus Williams defeated Lindsay Davenport and Corina Morariu in the final, 6–2, 4–6, 6–4 to win the women's doubles tennis title at the 2001 Australian Open. It was the Williams sisters' fourth major doubles title, and they completed the career Golden Slam in doubles with the win.
Kim Clijsters was the defending champion, but did not compete this year due to a recovery from a surgery.
Lindsay Davenport was the defending champion, but retired in the second round against Anna-Lena Grönefeld due to a low back strain.
Venus Williams was the defending champion, but lost in quarterfinals to Meghann Shaughnessy.
Lindsay Davenport was the defending champion, but lost in the final against Venus Williams in their third consecutive final at this tournament. The score was 6–1, 6–4.
Venus Williams was the two-time defending champion and successfully defended her title, by defeating Lindsay Davenport 7–6(8–6), 6–4 in the final.