| Date: | 15 – 21 January |
| Edition: | 1st |
| Surface: | Hard |
| Location: | Indian Wells, California, United States |
| Champs: |  Mitchell Krueger |
| Champd: | Ryan Seggerman / Patrik Trhac |
| Main Name: | Southern California Open Challenger Southern California Open |
| After Name: | Southern California Open II |
| After Year: | 2024 |
The 2024 Southern California Open was a professional tennis tournament played on hard courts. It was the 1st edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Indian Wells, California, United States from January 15 to January 21, 2024.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Italy | Federico Gaio | 199 | 1 | |
 Argentina | Marco Trungelliti | 226 | 2 | |
| United States | Brandon Holt | 253 | 3 | |
| United States | Mitchell Krueger | 284 | 4 | |
| United States | Aidan Mayo | 293 | 5 | |
| United States | Thai-Son Kwiatkowski | 315 | 6 | |
 France | Gabriel Debru | 321 | 7 | |
| Sebastian Fanselow | 324 | 8 |
The following players received wildcards into the singles main draw:
Murphy Cassone Brandon Holt Ryan SeggermanThe following player received entry into the singles main draw using a protected ranking:
The following players received entry from the qualifying draw:
Patrick Brady Stefan Kozlov Maxwell McKennon
Ajeet Rai James TracySee main article: 2024 Southern California Open – Singles.
Mitchell Krueger def. Brandon Holt 4–6, 6–3, 6–4.See main article: 2024 Southern California Open – Doubles.
Ryan Seggerman / Patrik Trhac def. Thai-Son Kwiatkowski / Alex Lawson 6–2, 7–6(7–3).