Sézanne
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Sézanne (French pronunciation: [sezan]) is a commune in the Marne department and Grand Est region in north-eastern France. Its inhabitants are called Sézannais.
The commune is listed as a Village étape.
Population
| Year | Pop. | ±% p.a. |
|---|---|---|
| 1968 | 5,727 | — |
| 1975 | 6,201 | +1.14% |
| 1982 | 6,048 | −0.36% |
| 1990 | 5,829 | −0.46% |
| 1999 | 5,585 | −0.47% |
| 2007 | 5,232 | −0.81% |
| 2012 | 5,160 | −0.28% |
| 2017 | 4,834 | −1.30% |
| 2023 | 4,576 | −0.91% |
| Source: INSEE |

Notable people
- Leonie Aviat, Saint
- Floresca Guépin (1813–1889), feminist, teacher, school founder
- Raymond Marcellin, Politician