| Club: | Jablonec |
| Season: | 2021–22 |
| Chairman: | Petr Flodrman |
| Manager: | Petr Rada |
| Stadium: | Stadion Střelnice |
| League: | Czech First League |
| League Result: | 13th |
| Cup1: | Czech Cup |
| Cup1 Result: | Semi-finals |
| Cup2: | UEFA Europa League |
| Cup2 Result: | Third qualifying round |
| Cup3: | UEFA Europa Conference League |
| Cup3 Result: | Group stage |
| Pattern La1: | _jablonec2122h |
| Pattern B1: | _jablonec2122h |
| Pattern Ra1: | _jablonec2122h |
| Pattern So1: | _jablonec2122h |
| Leftarm1: | FFFFFF |
| Body1: | 0B6121 |
| Rightarm1: | FFFFFF |
| Shorts1: | FFFFFF |
| Socks1: | 0B6121 |
| Pattern La2: | _jablonec2122a |
| Pattern B2: | _jablonec2122a |
| Pattern Ra2: | _jablonec2122a |
| Pattern So2: | _trwk1920t |
| Leftarm2: | 000000 |
| Body2: | 000000 |
| Rightarm2: | 000000 |
| Shorts2: | 000000 |
| Socks2: | 000000 |
| Prevseason: | 2020–21 |
| Nextseason: | 2022–23 |
The 2021–22 season was the 77th season in the existence of FK Jablonec and the club's 28th consecutive season in the top flight of Czech football. In addition to the domestic league, Jablonec participated in this season's editions of the Czech Cup, UEFA Europa League and UEFA Europa Conference League.
.[1]
See main article: 2021–22 Czech First League.
See main article: 2021–22 Czech Cup.
See main article: 2021–22 UEFA Europa League.
The draw for the third qualifying round was held on 19 July 2021.[2]
See main article: 2021–22 UEFA Europa Conference League.
The draw for the play-off round was held on 2 August 2021.[3]