esmaspäev 10 aprill
Court Rainier III
R1
Wawrinka S [WC]
d.
Griekspoor T
5/7, 6/3, 6/4
R1
Berrettini M
d.
Cressy M
6/4, 6/2
R1
De Minaur A [14]
d.
Murray A
6/1, 6/3
R1
Thiem D [WC]
d.
Gasquet R
6/1, 6/4
Court des Princes
R1
Cerundolo F
d.
Norrie C [11]
6/3, 6/4
R1
Draper J
d.
Baez S
6/3, 7/5
R1
Schwartzman D
d.
Goffin D
6/4, 6/2
R1
Bautista Agut R
d.
Krajinovic F [LL]
5/7, 7/610, 6/1
Court 2
R1
Bonzi B
d.
Zapata Miralles B
6/1, 7/5
R1
Struff J [Q]
d.
Ramos-Vinolas A
6/4, 6/3
Court 9
R1
Van de Zandschulp B
d.
Fucsovics M [Q]
3/6, 7/62, 6/1
R1
Gakhov I [Q]
d.
McDonald M
7/66, 2/6, 6/3
Court 11
R1
Popyrin A [Q]
d.
Lajovic D [LL]
7/61, 6/3
Jaga
Top seeds