| En Name: | Kletnya |
| Ru Name: | Клетня |
| Coordinates: | 53.3833°N 33.2°W |
| Map Label Position: | left |
| Image Coa: | Coat of arms of Kletnya.gif |
| Federal Subject: | Bryansk Oblast |
| Adm Ctr Of2: | Kletnyansky District |
| Inhabloc Cat: | Town |
| Mun District Jur: | Kletnyansky Municipal District |
| Urban Settlement Jur: | Kletnyansky Urban Settlement |
| Mun Admctr Of1: | Kletnyansky Municipal District |
| Mun Admctr Of2: | Kletnyansky Urban Settlement |
| Pop 2010Census: | 13313 |
| Established Title: | 1880 |
| Current Cat Date: | 1935 |
| Prev Name1: | Lyudinka (1880-1935) |
| Postal Codes: | 242820 |
| Dialing Codes: | 48338 |
Kletnya (ru|Клетня) is an urban-type settlement and the administrative centre of Kletnyansky District, in Bryansk Oblast, Russia. It is located on the Nadva River (Dnieper basin), 99 km west of the city of Bryansk. It is the final railway station on the branch line that connects Kletnya with Zhukovka, 43 km away, where it joins the main line between Bryansk and Smolensk. Population:
The town was founded as Lyudinka (ru|Людинка) in 1880, in connection with the start of logging in the region. In 1918 it was designated as a rural centre in Bryansky Uyezd, and since 1929 it has been the administrative centre of Kletnyansky District. In 1935 it was granted the status of an urban-type settlement.
During the Great Patriotic War the forests in the region were one of the centers of the partisan movement. On 28 June 2012 the town was awarded the honorary title "" by the regional government.[1]