1998–99 snooker world rankings
| Preceded by 1997–98  | 
1998–99 | Succeeded by 1999–2000  | 
1998–99 snooker world rankings: The professional world rankings for the top 64 snooker players in the 1998–99 season are listed below.
| Born | May 18, 1975 | 
|---|---|
| Sport country | Scotland | 
| Professional | 1992–present | 
| Highest ranking | 1 | 
| Born | January 13, 1969 | 
|---|---|
| Sport country | Scotland | 
| Professional | 1985–2012, 2020–2024 | 
| Highest ranking | 1 | 
| Born | December 5, 1975 | 
|---|---|
| Sport country | England | 
| Professional | 1992–present | 
| Highest ranking | 1 |