1984 Union 76 Pacific Southwest Open
Date	September 10–16
Edition	58th
Category	Grand Prix
Draw	48S / 24D
Prize money	$200,000
Surface	Hard / outdoor
Location	Los Angeles, California, U.S.
Venue	Los Angeles Tennis Center
Attendance	41,677
Champions
Singles
Jimmy Connors[1]
Doubles
Ken Flach / Robert Seguso[2]
← 1983 · Pacific Southwest Open · 1985 →

The 1984 Union 76 Pacific Southwest Open was a men's tennis tournament played on outdoor hard courts at the newly-opened Los Angeles Tennis Center^[a] in Los Angeles, California in the United States. The event moved back from April to the more traditional September time slot and was part of the 1984 Volvo Grand Prix circuit. It was the 58th edition of the Pacific Southwest tournament and was held from September 10 through September 16, 1984. First-seeded Jimmy Connors won the singles title and the corresponding $36,000 first-prize money.^[3]

Finals

Singles

Jimmy Connors defeated Eliot Teltscher 6–4, 4–6, 6–4

• It was Connors' 4th singles title of the year and the 104th of his career.

Doubles

Ken Flach / Robert Seguso defeated Wojciech Fibak / Gene Mayer 4–6, 6–4, 6–3

Prize money