The Christchurch International (also known by its corporate title of the Colgate International) is a defunct WTA Tour affiliated tennis tournament founded in 1970 as the Christchurch International Championships the first tournament ran until 1971. In 1978 it was revived and was held in Christchurch, New Zealand, and was played on outdoor grass courts.

The 1970 and 1971 editions were events on the ILTF World Circuit. It was not held again until 1978, when it became a professional tournament on the WTA Tour and offered a total of US$35,000 in prize money. The event has been cancelled since.

Finals Singles YearChampionRunner-upScore ↓   ILTF World Circuit event    ↓1970 Evonne Goolagong Betty Stöve 6–1, 6–21971 Françoise Dürr Billie Jean King 6–3, 6–0 Not Held ↓   Colgate Series event    ↓ 1978 Regina Maršíková Sylvia Hanika 6–2, 6–1

Doubles YearChampionsRunners-upScore ↓   ILTF World Circuit event    ↓ 1970 1971 Rosemary Casals Billie Jean King Françoise Dürr Judy Tegart 6–3, 9–7 Not Held ↓   Colgate Series event    ↓ 1978 Lesley Hunt Sharon Walsh Katja Ebbinghaus Sylvia Hanika 6–1, 7–5

References ITF results archive