The 1999 Acura Classic was a women's tennis tournament played on outdoor hard courts that was part of the Tier II category of the 1999 WTA Tour. It was the 26th edition of the tournament and took place in Manhattan Beach, California, United States, from August 9 through August 15, 1999. Sixth-seeded Serena Williams won the singles title.
See main article: 1999 Acura Classic – Singles. 
Serena Williams defeated 
Julie Halard-Decugis, 6–1, 6–4
See main article: 1999 Acura Classic – Doubles. 
Arantxa Sánchez Vicario / Larisa Neiland defeated Lisa Raymond / 
Rennae Stubbs, 6–2, 6–7(5–7), 6–0
| Country | Player | Rank | Seed | |
|---|---|---|---|---|
| Lindsay Davenport | 1 | 1 | ||
| Martina Hingis | 2 | 2 | ||
| France | Mary Pierce | 6 | 3 | |
| Spain | Arantxa Sánchez Vicario | 8 | 4 | |
| France | Nathalie Tauziat | 10 | 5 | |
| Serena Williams | 11 | 6 | ||
 Austria | Barbara Schett | 13 | 7 | |
| France | Sandrine Testud | 14 | 8 |
The following players received wildcards into the singles main draw:
The following players received wildcards into the doubles main draw:
The following players received entry from the singles qualifying draw:
The following players received entry from the doubles qualifying draw:
The following players received entry to the doubles division as lucky losers:
