1991 Prudential-Bache Securities Classic – Singles

Brad Gilbert was the defending champion, but lost in the quarterfinals to MaliVai Washington.

Andre Agassi won the title by defeating Derrick Rostagno 6–2, 1–6, 6–3 in the final.

Seeds
• # 🇺🇸 Andre Agassi (champion)

• # 🇺🇸 Pete Sampras (semifinals)

• # 🇺🇸 Brad Gilbert (quarterfinals)

• # 🇺🇸 Derrick Rostagno (final)

• # 🇺🇸 Scott Davis (first round)

• # 🇺🇸 Jimmy Arias (quarterfinals)

• # 🇨🇦 Grant Connell (first round)

• # 🇺🇸 David Pate (quarterfinals)