| Event: | Men's three-cushion singles |
| Games: | 1998 Asian Games |
| Venue: | Land Sports Complex |
| Dates: | 7–9 December 1998 |
| Competitors: | 14 |
| Nations: | 8 |
| Gold: | Akio Shimada |
| Goldnoc: | JPN |
| Silver: | Ryuji Umeda |
| Silvernoc: | JPN |
| Bronze: | Kim Jung-gyu |
| Bronzenoc: | KOR |
| Next: | 2002 |
See main article: Cue sports at the 1998 Asian Games.
The men's three-cushion billiards singles tournament at the 1998 Asian Games in Thailand took place from 7 December to 9 December at Land Sports Complex.
Akio Shimada of Japan won the gold after beating his compatriot Ryuji Umeda in the final.
All times are Indochina Time
| width=220 | Date | width=50 | Time | width=100 | Event |
|---|---|---|---|---|---|
| Monday, 7 December 1998 | 10:00 | First round | |||
| Tuesday, 8 December 1998 | 10:00 | Quarterfinals | |||
| Wednesday, 9 December 1998 | 10:00 | Semifinals | |||
| 16:00 | Finals |