ATP Dubai Duty Free Tennis Championships order of play: Day 1 first round

Six matches will be held on the first day of the ATP 500 event

Kei Nishikori takes on Reilly Opelka in the first match on Centre Court on Sunday. Reuters

Centre Court - starting at 2pm

Kei Nishikori (JPN) vs Reilly Opelka (USA)

[WC] Aslan Karatsev (RUS) vs Egor Gerasimov (BLR)

Not before 7pm

[WC] Malek Jaziri (TUN) vs Jo-Wilfried Tsonga (FRA)

[WC] Alexei Popyrin (AUS) vs [WC] Dennis Novak (AUT)

Court 1 - after the completion of qualifiers / not before 2pm

Jeremy Chardy (FRA) vs Albert Ramos-Vinolas (ESP)

Yoshihito Nishioka (JPN) vs Alexander Bublik (KAZ)