See main article: 1984 NSW Building Society Open.
Mike Bauer and Pat Cash were the defending champions, but Cash did not compete this year. Bauer teamed up with Marty Davis and lost in the first round to Paul Annacone and Christo van Rensburg.
Annacone and Van Rensburg won the title by defeating Tom Gullikson and Scott McCain 7–6, 7–5 in the final.[1]
The first four seeds received a bye into the second round.