| Date: | 30 January – 5 February |
| Edition: | 3rd |
| Surface: | Hard |
| Location: | Tenerife, Spain |
| Champs: |  Matteo Arnaldi |
| Champd: |  Christian Harrison /  Shintaro Mochizuki |
| Before Year: | 2023 |
| Before Name: | Tenerife Challenger |
| Main Name: | Tenerife Challenger |
| After Year: | 2023 |
| After Name: | Tenerife Challenger III |
The 2023 Tenerife Challenger II was a professional tennis tournament played on hard courts. It was the third edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Tenerife, Spain between 30 January and 5 February 2023.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Italy | Francesco Passaro | 120 | 1 | |
| Italy | Matteo Arnaldi | 134 | 2 | |
| Italy | Raúl Brancaccio | 145 | 3 | |
 Austria | Filip Misolic | 148 | 4 | |
 United Kingdom | Ryan Peniston | 149 | 5 | |
 Spain | Carlos Taberner | 170 | 7 | |
 France | Benoît Paire | 172 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw using a protected ranking:
The following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
See main article: 2023 Tenerife Challenger II – Singles.
Matteo Arnaldi def. Raúl Brancaccio 6–1, 6–2.See main article: 2023 Tenerife Challenger II – Doubles.
Christian Harrison / Shintaro Mochizuki def. Matteo Gigante / Francesco Passaro 6–4, 6–3.