1999 Wismilak International – Singles

The 1999 Wismilak International singles was the singles event of the fifth edition of the most prestigious women's tennis tournament held in Southeast Asia. It was not played the previous year, so there was no defending champion.

Swede Åsa Carlsson won in the final, 6–2, 6–4, against Erika deLone, to win her first WTA title.

Seeds
• # 🇫🇷 Sarah Pitkowski (second round)

• # 🇦🇹 Sylvia Plischke (second round)

• # Silvija Talaja (second round)

• # 🇱🇺 Anne Kremer (first round)

• # 🇷🇺 Tatiana Panova (first round)

• # Kristina Brandi (quarterfinals)

• # 🇦🇺 Nicole Pratt (second round)

• # Katarina Srebotnik (first round)

Seeds
• # 🇧🇬 Magdalena Maleeva (second round)

• # 🇯🇵 Yuka Yoshida (second round)

• # 🇸🇰 Ľudmila Cervanová (second round)

• # Jelena Kostanić (Qualifier)

• # Miroslava Vavrinec (first round)

• # Janet Lee (Qualifier)

• # 🇦🇺 Annabel Ellwood (Qualifier)

• # 🇮🇹 Tathiana Garbin (first round)

Qualifiers
• # 🇦🇺 Annabel Ellwood

• # 🇭🇺 Katalin Marosi

• # Jelena Kostanić

• # Janet Lee