| Toulépleu Department | |
| Native Name: | Département de Toulépleu |
| Native Name Lang: | fr |
| Settlement Type: | Department |
| Subdivision Type: | Country |
| Subdivision Type1: | District |
| Subdivision Name1: | Montagnes |
| Subdivision Type2: | Region |
| Subdivision Name2: | Cavally |
| Seat Type: | Departmental seat |
| Seat: | Toulépleu |
| Established Title: | 1998 |
| Established Date: | Established as a second-level subdivision via a division of Guiglo Dept |
| Established Title1: | 2000 |
| Established Date1: | Transferred to the new Moyen-Cavally Region |
| Established Title2: | 2011 |
| Established Date2: | Converted to a third-level subdivision |
| Government Footnotes: | [1] |
| Leader Title: | Prefect |
| Leader Name: | Karim Diarra |
| Unit Pref: | Metric |
| Area Footnotes: | [2] |
| Area Total Km2: | 809 |
| Population Footnotes: | [3] |
| Population Total: | 93529 |
| Population As Of: | 2021 census |
| Population Density Km2: | auto |
| Timezone: | GMT |
| Utc Offset: | +0 |
Toulépleu Department is a department of Cavally Region in Montagnes District, Ivory Coast. In 2021, its population was 93,529 and its seat is the settlement of Toulépleu. The sub-prefectures of the department are Bakoubli, Méo, Nézobly, Péhé, Tiobly, and Toulépleu. It is the westernmost department of Ivory Coast.
Toulépleu Department was created in 1998 as a second-level subdivision via a split-off from Guiglo Department.[4] At its creation, it was part of Dix-Huit Montagnes Region. In 2000, Toulépleu Department was transferred to the newly created Moyen-Cavally Region.
In 2011, districts were introduced as new first-level subdivisions of Ivory Coast. At the same time, regions were reorganised and became second-level subdivisions and all departments were converted into third-level subdivisions. At this time, Toulépleu Department became part of Cavally Region in Montagnes District.