1991 Volvo Tennis/Los Angeles – Singles

Stefan Edberg was the defending champion, but lost in the semifinals to Brad Gilbert.

Pete Sampras won the title by defeating Brad Gilbert 6–2, 6–7(5–7), 6–3 in the final.

Seeds
• # 🇸🇪 Stefan Edberg (semifinals)

• # 🇺🇸 Pete Sampras (champion)

• # 🇺🇸 Michael Chang (second round)

• # 🇺🇸 Brad Gilbert (final)

• # 🇮🇹 Cristiano Caratti (first round)

• # 🇦🇺 Todd Woodbridge (second round)

• # 🇺🇸 Aaron Krickstein (quarterfinals)

• # 🇮🇱 Amos Mansdorf (quarterfinals)