| CSM Constanța | |
| Color1: | white |
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| Color3: |
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| Nickname: | Gladiatorii din Tomis (The Gladiators from Tomis) |
| Leagues: | Liga Națională |
| Folded: | --> |
| Arena: | Sala Sporturilor |
| Capacity: | 1,500 |
| Location: | Constanța, Romania |
| Colors: | White, Gold, Blue |
| Manager: | Ginas Rutkauskas |
| Coach: | Dan Fleșeriu |
| H Body: | FFFFFF |
| H Pattern B: | _thinbluesides |
| H Shorts: | FFFFFF |
| H Pattern S: | _goldbottom |
| A Body: | 0e1349 |
| A Pattern B: | _thinwhitesides |
| A Shorts: | 0e1349 |
| A Pattern S: | _goldbottom |
Clubul Sportiv Municipal Constanța, commonly known as CSM Constanța, is a Romanian basketball club based in Constanța, which currently participates in the Liga Națională, the top-tier league in Romania. The team represents the men's basketball section of the CSM Constanța multi-sports club. The basketball team predates the multi-sports club (which was founded in 2021), being named Athletic Neptun Constanța before the merger in the summer of 2022.[1] The club initially played in the second-tier Liga I. However, in 2018 the league was merged with the top-tier: Liga Națională.[2]
| Season | Tier | Division | Romanian Cup | European competitions | ||||
|---|---|---|---|---|---|---|---|---|
| 2018–19 | 1 | align=left | Liga Națională | 13th | 7–17 | align=left | Eightfinals | |
| 2019–20 | 1 | align=left | Liga Națională | Cancelled due to the COVID-19 pandemic | align=left | 16th finals | ||
| 2020–21 | 1 | align=left | Liga Națională | 14th | 2–24 | align=left | Preliminary Stage | |
| 2021–22 | 1 | align=left | Liga Națională | 11th | 12–18 | Quarterfinals | ||
| 2022–23 | 1 | align=left | Liga Națională | 10th | 11–15 | Semifinals | ||