| Club: | Celtic |
| Season: | 1888–89 |
| Mgrtitle: | Manager |
| Chairman: | Dr John Conway |
| Chrtitle: | Chairman |
| Stadium: | Celtic Park |
| Cup1: | 1888 Glasgow Exhibition Cup |
| Cup1 Result: | Runners-up |
| Cup2: | Scottish Cup |
| Cup2 Result: | Runners-up |
| Cup3: | Glasgow Cup |
| Cup3 Result: | Semi-finals |
| Cup4: | Glasgow North Eastern Cup |
| Cup4 Result: | Winners |
| League Topscorer: | N/A |
| Season Topscorer: | Willie Groves (11) |
| Nextseason: | 1889–90 |
| Pattern La1: | _celtic31213 |
| Pattern B1: | _celtic188889 |
| Pattern Ra1: | _celtic31213 |
| Pattern Sh1: | _celtic31213 |
| Pattern So1: | _hoops_black |
| Leftarm1: | FFFFFF |
| Body1: | FFFFFF |
| Rightarm1: | FFFFFF |
| Shorts1: | 000000 |
| Socks1: | 006014 |
The 1888–89 season was the first season of football by Celtic. They competed in the Scottish Cup, Glasgow Exhibition Cup, Glasgow Merchants Charity Cup, Glasgow Cup and Glasgow North Eastern Cup.
See main article: 1888 Glasgow Exhibition Cup.
See main article: Glasgow Merchants Charity Cup.