The 1990 Queensland Open, also known as the Queensland Indoor or by its sponsored name the Commonwealth Bank Queensland Open, was a men's tennis tournament played on outdoor hard courts at the Milton Tennis Courts in Brisbane, Australia and was part of the World Series tier of the 1990 ATP Tour.

It was the 88th edition of the tournament and was held from 24 September until 30 September 1990.

First-seeded Brad Gilbert won the singles title.

[3] Brad Gilbert defeated Aaron Krickstein 6–3, 6–1 Jason Stoltenberg / Todd Woodbridge defeated Brian Garrow / Mark Woodforde 2–6, 6–4, 6–4