| Club: | Liverpool |
| Season: | 1898–99 |
| Manager: | Tom Watson |
| League: | First Division |
| League Result: | 2nd |
| Cup1: | FA Cup |
| Cup1 Result: | Semi-finals |
| League Topscorer: | Hugh Morgan & Tommy Robertson (10) |
| Season Topscorer: | Hugh Morgan (13) |
| Average Attendance: | 14,684 (League) |
| Pattern B1: | _liverpool1896_1900 |
| Leftarm1: | ff0000 |
| Body1: | ff0000 |
| Rightarm1: | ff0000 |
| Shorts1: | ffffff |
| Socks1: | ff0000 |
| Prevseason: | 1897–98 |
| Nextseason: | 1899–1900 |
The 1898-99 season was the seventh season in Liverpool F.C.'s existence, and was their sixth year in The Football League, in which they competed in the first division. The season covers the period from 1 July 1898 to 30 June 1899.