Dalibor Smoljanović
	Dalibor Smoljanović
BYE
Ivan Vasić
	Matej Luburić
Matej Luburić	6-1 6-1
Marin Knezović
	Marin Knezović
Andrija Špoljar	6-2 6-2
Lovre Botica
	Lovre Botica
BYE
Dominik Šalković
	Dominik Šalković
Luka Šmalcelj	6-0 6-2
Ivan Mašić
Mario Glavan
Luka Lokin
	Luka Lokin
Fran Mataga	6-4 6-0
Petar Matić
	Petar Matić
BYE
Mario Dragija
	Mario Dragija
BYE
Martin Jalžabetić
	Ivan Lekšić
Ivan Lekšić	6-1 6-1
Tihomir Maršić
	Tihomir Maršić
BYE
Iva Horvat
	Matija Sivec
Matija Sivec	2-6 6-4 6-3
Darko Vučić
	Darko Vučić
Ivan Sobota	6-3 6-1
Mihael Trkulja
Vedran Horvat
Tvrtko Jureša
	Tin Herenčić
Tin Herenčić	WO
Josip Šimić
	Josip Šimić
BYE
Aleksandar Krstev
	Aleksandar Krstev
BYE
Vjekoslav Hraste
	Vjekoslav Hraste
Neven Stipčević	WO
Jasmin Peco
BYE
Karlo Kovačević
	Karlo Kovačević
Damir Pirić	6-4 6-1
Matija Džepina-Bajić
	Nino Pavičić
Nino Pavičić	WO
Ivo Čavrak
BYE
Vlatko Jakupčić
	Borna Milković
Borna Milković	4-6 6-3 10-4
Bojan Poturica
BYE
Ivan Horvat
BYE
Ante Obrovac
	Ivan Tomulić
Ivan Tomulić	6-3 6-1
Matej Lovrić
BYE
		Marko Štefančić
Anton Mužić
	Marko Štefančić
Marko Štefančić	WO
Petar Knezović
	Ensar Husković
Ensar Husković	WO
Domagoj Penić
	Domagoj Penić
Tomica Car	6-1 6-2
Ivan Rezić
	Ivan Rezić
Vanja Baljak	6-3 6-0
Saša Trkulja
BYE