MELBOURNE (AFP) - Frenchman Gael Monfils battled through to his first Australian Open quarter-final with a four-set win over Russian Andrey Kuznetsov on Monday.

The 23rd seed won 7-5, 3-6, 6-3, 7-6 (7-4) in 2hr 37min and will face either big-serving Milos Raonic or former winner Stan Wawrinka in the last eight on Wednesday.