| Date: | 2 – 8 January |
| Edition: | 3rd |
| Surface: | Clay |
| Location: | Tigre, Argentina |
| Champs: |  Juan Manuel Cerúndolo |
| Champd: | Guido Andreozzi / Ignacio Carou |
| Before Name: | Challenger de Tigre II |
| After Year: | 2023 |
| After Name: | Challenger de Tigre II |
The 2023 Challenger de Tigre was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Tigre, Argentina between 2 and 8 January 2023.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Argentina | Juan Manuel Cerúndolo | 151 | 1 | |
| Argentina | Andrea Collarini | 246 | 2 | |
| Argentina | Juan Bautista Torres | 253 | 3 | |
| Argentina | Hernán Casanova | 257 | 4 | |
 Italy | Alessandro Giannessi | 262 | 5 | |
 Spain | Oriol Roca Batalla | 268 | 6 | |
| Argentina | Francisco Comesaña | 271 | 7 | |
| Argentina | Juan Ignacio Londero | 276 | 8 |
The following players received wildcards into the singles main draw:
Luciano Emanuel Ambrogi Guido Andreozzi Lautaro MidónThe following players received entry from the qualifying draw:
Valerio Aboian Alex Barrena Matías Franco Descotte Juan Pablo Paz Carlos Sánchez Jover
Thiago Seyboth WildSee main article: 2023 Challenger de Tigre – Singles.
Juan Manuel Cerúndolo def. 
Murkel Dellien 4–6, 6–4, 6–2.See main article: 2023 Challenger de Tigre – Doubles.
Guido Andreozzi / Ignacio Carou def. Leonardo Aboian / Ignacio Monzón 5–7, 6–4, [10–5].