| Date: | 25 September – 1 October |
| Edition: | 2nd |
| Surface: | Hard |
| Location: | Charleston, United States |
| Champs: |  Abdullah Shelbayh |
| Champd: |  Luke Johnson /  Skander Mansouri |
The 2023 LTP Men's Open was a professional tennis tournament played on hardcourts. It was the second edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Charleston, United States between 25 September and 1 October 2023.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 France | Enzo Couacaud | 178 | 1 | |
 Ecuador | ||||
 Canada | Vasek Pospisil | 188 | 3 | |
 United States | Tennys Sandgren | 197 | 4 | |
| Canada | Alexis Galarneau | 202 | 5 | |
 Australia | Adam Walton | 204 | 6 | |
| United States | Denis Kudla | 205 | 7 | |
| Alexander Ritschard | 212 | 8 |
The following players received wildcards into the singles main draw:
Oliver Crawford Garrett Johns Toby KodatThe following player received entry into the singles main draw using a protected ranking:
The following players received entry from the qualifying draw:
Stefan Dostanic
Ernesto Escobedo Strong Kirchheimer Thai-Son Kwiatkowski Aidan MayoThe following player received entry as a lucky loser:
See main article: 2023 LTP Men's Open – Singles.
Abdullah Shelbayh def. Oliver Crawford 6–2, 6–7(5–7), 6–3.See main article: 2023 LTP Men's Open – Doubles.
Luke Johnson / Skander Mansouri def. Nicholas Bybel / Oliver Crawford 6–4, 6–4.