2023 Caribbean Open

Country	Player	Rank1	Seed
TPE	Wu Tung-lin	182	1
USA	Nicolas Moreno de Alboran	187	2
AUS	Marc Polmans	194	3
FRA	Antoine Escoffier	202	4
AUS	Dane Sweeny	236	5
JPN	Yuta Shimizu	256	6
USA	Mitchell Krueger	258	7
CAN	Alexis Galarneau	259	8

• ¹ Rankings are as of 29 May 2023.^[1]

The following players received wildcards into the singles main draw:

• Alexander Bravo
• Liam Draxl
• Kei Nishikori

The following players received entry into the singles main draw using protected rankings:

• Alex Bolt
• Rubin Statham

The following players received entry from the qualifying draw:

• Nick Chappell
• Gustavo Heide
• Colin Sinclair
• Bernard Tomic
• Michael Zheng
• Evan Zhu

The following players received entry as lucky losers:

• Marius Copil
• Alex Rybakov

• Kei Nishikori def. Michael Zheng 6–2, 7–5.

• Evan King / Reese Stalder def. Toshihide Matsui / Kaito Uesugi 3–6, 7–5, [11–9].