Jan 18 (Reuters) - Order of play on the main showcourts on the fifth day of the Australian Open on Friday (play begins at 0000 GMT, prefix number denotes seeding, third round matches unless mentioned):
Luksika KumKhum (Thailand) v Petra Martic (Croatia)
Marta Kostyuk (Ukraine) v 4-Elina Svitolina (Ukraine)
3-Grigor Dimitrov (Bulgaria) v 30-Andrey Rublev (Russia)
Not before 0800GMT
17-Nick Kyrgios (Australia) v 15-Jo-Wilfried Tsonga (France)
30-Kiki Bertens (Netherlands) v 2-Caroline Wozniacki (Denmark)
Denisa Allertova (Czech Republic) v Magda Linette (Poland)
10-Pablo Carreno Busta (Spain) v 23-Gilles Muller (Luxembourg)
Kateryna Bondarenko (Ukraine) v 19-Magdalena Rybarikova (Slovakia)
Not before 0800GMT
1-Rafa Nadal (Spain) v Damir Dzumhur (Bosnia and Herzegovina)
7-Jelena Ostapenko (Latvia) v 32-Anett Kontaveit (Estonia)
Men’s Doubles - third round
6-Bob Bryan (U.S.)/Mike Bryan (U.S.) v Max Mirnyi (Belarus)/Philipp Oswald (Austria)
Elise Mertens (Belgium) v Alize Cornet (France)
Andreas Seppi (Italy) v Ivo Karlovic (Croatia)
Ryan Harrison (U.S.) v 6-Marin Cilic (Croatia)
Compiled by Hardik Vyas in Bengaluru, editing by Nick Mulvenney