The 1989 New South Wales Open was a tennis tournament played on outdoor hard courts at the White City Stadium in Sydney in Australia that was part of the 1989 Nabisco Grand Prix and of Tier IV of the 1989 WTA Tour. It was the 97th edition of the tournament (the 21st in the Open Era) and was held from 9 through 15 January 1989.
See main article: 1989 New South Wales Open – Men's singles. Aaron Krickstein defeated Andrei Cherkasov 6–4, 6–2
See main article: 1989 New South Wales Open – Women's singles. Martina Navratilova defeated
Catarina Lindqvist 6–2, 6–4
See main article: 1989 New South Wales Open – Men's doubles. Darren Cahill /
Wally Masur defeated Pieter Aldrich / Danie Visser 6–4, 6–3
See main article: 1989 New South Wales Open – Women's doubles. Martina Navratilova /
Pam Shriver defeated
Elizabeth Smylie /
Wendy Turnbull 6–3, 6–3