2023 San Luis Open Challenger

Country	Player	Rank1	Seed
AUS	James Duckworth	112	1
SUI	Antoine Bellier	175	2
CHI	Tomás Barrios Vera	183	3
ARG	Renzo Olivo	196	4
ARG	Facundo Mena	204	5
JPN	Rio Noguchi	205	6
ARG	Juan Pablo Ficovich	209	7
DOM	Nick Hardt	217	8

• ¹ Rankings are as of 20 March 2023.[3]

The following players received wildcards into the singles main draw:

• Rodrigo Pacheco Méndez
• Lucas Pouille
• Bernard Tomic

The following players received entry from the qualifying draw:

• Nick Chappell
• Patrick Kypson
• Benjamin Lock
• Giovanni Mpetshi Perricard
• Rubin Statham
• Denis Yevseyev

The following player received entry as a lucky loser:

• Alexis Galarneau

Country	Player	Rank1	Seed
ITA	Elisabetta Cocciaretto	49	1
GER	Tatjana Maria	65	2
HUN	Dalma Gálfi	79	3
UKR	Kateryna Baindl	84	4
	Kamilla Rakhimova	92	5
AUT	Julia Grabher	94	6
ITA	Sara Errani	99	7
BRA	Laura Pigossi	102	8

• ¹ Rankings are as of 20 March 2023.[4]

The following players received wildcards into the singles main draw:

• Emiliana Arango
• Elisabetta Cocciaretto
• María Fernanda Navarro Oliva
• Ana Sofía Sánchez
• Renata Zarazúa

The following players received entry from the qualifying draw:

• Hailey Baptiste
• Andrea Gámiz
• Whitney Osuigwe
• Conny Perrin

• Alizé Cornet → replaced by Elina Avanesyan
• Jaqueline Cristian → replaced by Carol Zhao
• Magdalena Fręch → replaced by Raluca Șerban
• Anna-Lena Friedsam → replaced by Katrina Scott
• Viktorija Golubic → replaced by Aliona Bolsova
• Tereza Martincová → replaced by Despina Papamichail
• Rebecca Peterson → replaced by Kaja Juvan
• Lucrezia Stefanini → replaced by Fernanda Contreras Gómez
• Panna Udvardy → replaced by Paula Ormaechea

• Léolia Jeanjean (gastrointestinal illness)

Country	Player	Country	Player	Rank1	Seed
GBR	Alicia Barnett	GBR	Olivia Nicholls	136	1
GEO	Natela Dzalamidze		Kamilla Rakhimova	153	2
USA	Kaitlyn Christian	USA	Sabrina Santamaria	168	3
ESP	Aliona Bolsova	VEN	Andrea Gámiz	171	4

• Rankings are as of March 20, 2023

The following pair received a wildcard into the doubles main draw:

• Paula Ormaechea / Ana Sofía Sánchez

During the tournament

• Despina Papamichail / Nadia Podoroska (Papamichail - right knee injury)

• Elisabetta Cocciaretto / Julia Grabher (Grabher - left knee injury)

• Tomás Barrios Vera def. Dominik Koepfer 7–6^(8–6), 7–5.

• Elisabetta Cocciaretto def. Sara Errani 5–7, 6–4, 7–5

• Colin Sinclair / Adam Walton def. Benjamin Lock / Rubin Statham 5–7, 6–3, [10–5].

• Aliona Bolsova / Andrea Gámiz def. Oksana Kalashnikova / Katarzyna Piter 7–6^(7–5), 6–4