The 2024 Chennai Open Challenger was a professional tennis tournament played on hard courts. It was the fourth edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Chennai, India between 5 and 11 February 2024.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Italy | Luca Nardi | 114 | 1 | |
 India | Sumit Nagal | 121 | 2 | |
 Czech Republic | Dalibor Svrčina | 194 | 3 | |
 France | Ugo Blanchet | 214 | 4 | |
| Italy | Stefano Napolitano | 216 | 5 | |
 Spain | Oriol Roca Batalla | 217 | 6 | |
 Tunisia | Aziz Dougaz | 219 | 7 | |
| Hsu Yu-hsiou | 230 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry into the singles main draw as alternates:
Akira Santillan Samuel Vincent Ruggeri Arthur WeberThe following players received entry from the qualifying draw:
S D Prajwal Dev Jonáš Forejtek
Olaf Pieczkowski
Eric VanshelboimSee main article: 2024 Chennai Open Challenger – Singles.
Sumit Nagal def. Luca Nardi 6–1, 6–4.See main article: 2024 Chennai Open Challenger – Doubles.
Saketh Myneni / Ramkumar Ramanathan def. Rithvik Choudary Bollipalli / Niki Kaliyanda Poonacha 3–6, 6–3, [10–5].