1969 Pacific Southwest Open – Men's singles

The 1969 Pacific Southwest Open – Men's singles was an event of the 1969 Pacific Southwest Open tennis tournament and was played on outdoor hard courts at the Los Angeles Tennis Center in Los Angeles, California in the United States between September 22 and September 28, 1969. Rod Laver was the defending Pacific Southwest Open champion and was the top-seed but lost in the second round. Tenth-seeded Pancho Gonzales won the singles title by defeating 16th-seeded Cliff Richey in the final 6–0, 7–5.

Seeds
• 🇦🇺 Rod Laver (second round)

• 🇦🇺 John Newcombe (third round)

• 🇦🇺 Tony Roche (second round)

• 🇺🇸 Arthur Ashe (quarterfinals)

• Tom Okker (second round)

• 🇦🇺 Ken Rosewall (third round)

• 🇦🇺 Roy Emerson (second round)

• 🇦🇺 Fred Stolle (third round)

• 🇪🇸 Andrés Gimeno (second round)

• 🇺🇸 Pancho Gonzales (champion)

• 🇺🇸 Stan Smith (quarterfinals)

• 🇺🇸 Dennis Ralston (third round)

• 🇺🇸 Marty Riessen (third round)

• 🇺🇸 Butch Buchholz (semifinals)

• 🇺🇸 Bob Lutz (quarterfinals)

• 🇺🇸 Cliff Richey (final)