| Club: | C.S. Marítimo |
| Season: | 2022–23 |
| Chrtitle: | President |
| Chairman: | Rui Fontes |
| Mgrtitle: | Head coach |
| Manager: | Vasco Seabra (until 7 September) João Henriques (from 8 September) |
| Stadium: | Estádio do Marítimo |
| League: | Primeira Liga |
| League Result: | 16th |
| Cup1: | Taça de Portugal |
| Cup1 Result: | Third round |
| Cup2: | Taça da Liga |
| Cup2 Result: | Group stage |
| League Topscorer: | Xadas André Vidigal (2 each) |
| Season Topscorer: | Xadas (3) |
| Pattern La1: | _maritimo2223h |
| Pattern B1: | _maritimo2223h |
| Pattern Ra1: | _maritimo2223h |
| Leftarm1: | FFFFFF |
| Body1: | FFFFFF |
| Rightarm1: | FFFFFF |
| Shorts1: | FFFFFF |
| Socks1: | FF0000 |
| Pattern La2: | _maritimo2223a |
| Pattern B2: | _maritimo2223a |
| Pattern Ra2: | _maritimo2223a |
| Leftarm2: | FFFFFF |
| Body2: | FFFFFF |
| Rightarm2: | FFFFFF |
| Shorts2: | 009150 |
| Socks2: | 009150 |
| Pattern La3: | _maritimo2223t |
| Pattern B3: | _maritimo2223t |
| Pattern Ra3: | _maritimo2223t |
| Leftarm3: | FFFFFF |
| Body3: | FFFFFF |
| Rightarm3: | FFFFFF |
| Shorts3: | FF0000 |
| Socks3: | FF0000 |
| Updated: | 1 December 2022 |
| Prevseason: | 2021–22 |
| Nextseason: | 2023–24 |
The 2022–23 season is the 113th season in the history of C.S. Marítimo and their 30th consecutive season in the top flight. The club are participating in the Primeira Liga, the Taça de Portugal, and the Taça da Liga.
See main article: 2022–23 Primeira Liga.
The league fixtures were announced on 5 July 2022.[2]
See main article: 2022–23 Taça de Portugal.
See main article: 2022–23 Taça da Liga.