| Date: | 4–9 September |
| Edition: | 25th |
| Surface: | Clay |
| Location: | Seville, Spain |
| Champs: |  Roberto Carballés Baena |
| Champd: | Alberto Barroso Campos / Pedro Martínez |
The 2023 Copa Sevilla was a professional tennis tournament played on clay courts. It was the 25th edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Seville, Spain between 4 and 9 September 2023.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Spain | Roberto Carballés Baena | 63 | 1 | |
 Argentina | Pedro Cachin | 66 | 2 | |
| Spain | Jaume Munar | 82 | 3 | |
| Argentina | Facundo Díaz Acosta | 94 | 4 | |
 France | Hugo Gaston | 99 | 5 | |
 Kazakhstan | Timofey Skatov | 129 | 6 | |
| Spain | Pedro Martínez | 132 | 7 | |
| Spain | Pablo Llamas Ruiz | 144 | 8 |
The following players received wildcards into the singles main draw:
Pedro Cachin Carlos Taberner Fernando VerdascoThe following players received entry from the qualifying draw:
Diego Augusto Barreto Sánchez Íñigo Cervantes
Viktor Durasovic Carlos López Montagud Imanol López Morillo Valentin RoyerSee main article: 2023 Copa Sevilla – Singles.
Roberto Carballés Baena def. Calvin Hemery 6–3, 6–1.See main article: 2023 Copa Sevilla – Doubles.
Alberto Barroso Campos / Pedro Martínez def. 
Sriram Balaji / 
Fernando Romboli 3–6, 7–6(7–5), [11–9].