| Champ: | Andrey Rublev |
| Runner: |  Emil Ruusuvuori |
| Score: | 6–4, 6–4 |
| Draw: | 28 (4 / 3) |
| Type: | singles doubles |
| Before Year: | 2002 |
| Before Name: | Hong Kong Open – Singles |
| Main Name: | Hong Kong Open (tennis) Hong Kong Open |
| Seeds: | 8 |
See main article: 2024 ATP Hong Kong Tennis Open.
Andrey Rublev defeated Emil Ruusuvuori in the final, 6–4, 6–4 to win the singles tennis title at the 2024 ATP Hong Kong Tennis Open. It was his 15th ATP Tour singles title.
Juan Carlos Ferrero was the reigning champion from 2002, when the men's event was last held, but he retired from professional tennis in 2012.[1]
The top four seeds received a bye into the second round.