The 2023 Chennai Open Challenger 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 Chennai, India between 13 and 19 February 2023.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Tseng Chun-hsin | 108 | 1 | ||
 Australia | James Duckworth | 137 | 2 | |
 Austria | Sebastian Ofner | 152 | 3 | |
 United Kingdom | Ryan Peniston | 159 | 4 | |
 Italy | Luca Nardi | 164 | 5 | |
| Italy | Francesco Maestrelli | 183 | 6 | |
 Czech Republic | Dalibor Svrčina | 184 | 7 | |
| Dimitar Kuzmanov | 192 | 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 players received entry from the qualifying draw:
The following player received entry as a lucky loser:
See main article: 2023 Chennai Open Challenger – Singles.
Max Purcell def. 
Nicolas Moreno de Alboran 5–7, 7–6(7–2), 6–4.See main article: 2023 Chennai Open Challenger – Doubles.
Jay Clarke / 
Arjun Kadhe def. Sebastian Ofner / Nino Serdarušić 6–0, 6–4.
