1989 Volvo U.S. National Indoor
Date	February 13–19
Edition	19th
Category	Grand Prix
Draw	48S / 24D
Prize money	$297,000
Surface	Hard / indoor
Location	Memphis, TN, U.S.
Venue	Racquet Club of Memphis
Champions
Singles
Brad Gilbert[1]
Doubles
Paul Annacone / Christo van Rensburg[2]
← 1988 · U.S. National Indoor Championships · 1990 →

The 1989 Volvo U.S. National Indoor was a men's tennis tournament played on indoor hard courts at the Racquet Club of Memphis in Memphis, Tennessee in the United States that was part of the 1989 Nabisco Grand Prix. It was the 19th edition of the tournament was held from February 13 through February 19, 1989. Sixth-seeded Brad Gilbert won the singles title.

Finals

Singles

Brad Gilbert defeated Johan Kriek 6–2, 6–2 (Kriek retired)

• It was Gilbert's 1st title of the year and the 15th of his career.

Doubles

Paul Annacone / Christo van Rensburg defeated Scott Davis / Tim Wilkison 7–6, 6–7, 6–1

• It was Annacone's 1st title of the year and the 12th of his career. It was van Rensburg's 1st title of the year and the 12th of his career.