Answer
Hana Mandlíková won the Australian Open in 1987. The final was a rematch of the 1985 final, which Mandlíková had lost to Martina Navratilova. This time, Mandlíková won in straight sets, 6–3, 6–4. The win was Mandlíková's second Grand Slam title, and her first since the 1985 French Open.