The 1970 New Zealand Open, also known by its sponsored name Benson and Hedges Open, was a combined men's and women's tennis tournament played on outdoor grass courts in Auckland, New Zealand, from 26 January until 1 February 1970.

Roger Taylor and Ann Jones won the singles titles.

[1][2][3][4] Roger Taylor defeated Tom Okker 6–4, 6–4, 6–1 Ann Jones defeated Kerry Melville 0–6, 6–4, 6–1 Dick Crealy / Ray Ruffels defeated John Alexander / Phil Dent 6–4, 3–6, 6–3, 8–6 Margaret Court / Ann Jones defeated Karen Krantzcke / Kerry Melville 6–0, 6–4