Tennis Australian Open 1979 at Melbourne (aus) Women: Singles December 26-January 3: Quarterfinals: Diane Evers (aus) * - Sue Barker (gbr) 6-2 7-6 Christine Matison (aus) * - Mary Sawyer (aus) 6-4 6-3 Betsy Nagelsen (usa) * - Renata Tomanová (czs) 6-4 6-4 Chris O'Neil (aus) * - Dorte Ekner (den) 7-5 6-1 Semifinals: Betsy Nagelsen (usa) * - Christine Matison (aus) 7-5 6-4 Chris O'Neil (aus) * - Diane Evers (aus) 6-0 6-3 Final: Chris O'Neil (aus) * - Betsy Nagelsen (usa) 6-3 7-6