| Atlantique | |
| Settlement Type: | Department |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Name: |  Benin |
| Seat Type: | Capital |
| Seat: | Ouidah |
| Unit Pref: | Imperial |
| Area Total Km2: | 3233 |
| Population As Of: | 2003 |
| Population Total: | 929 314 |
| Population Density Km2: | 287.4 |
| Timezone: | WAT |
| Utc Offset: | +1 |
| Latns: | N |
| Longew: | E |
Atlantique is one of the twelve departments of Benin.
Atlantique is divided into the communes of Abomey-Calavi, Allada, Kpomassè, Ouidah, Sô-Ava, Toffo, Tori-Bossito, and Zè.
In 1999 the Littoral Department was split off from Atlantique.