The 1985 Benson and Hedges Open was a men's Grand Prix tennis tournament held in Auckland, New Zealand. The tournament was held from January 7 to January 14.
Chris Lewis defeated Wally Masur 7–5, 6–0, 2–6, 6–4
- It was Lewis's second title of the year and the 11th of his career.
John Fitzgerald / Chris Lewis defeated Broderick Dyke / Wally Masur 7–6, 6–2
- It was Fitzgerald's first title of the year and the 13th of his career. It was Lewis's first title of the year and the 10th of his career.