| Sellye District | |
| Native Name: | Sellyei járás |
| Native Name Lang: | hu |
| Settlement Type: | Districts of Hungary |
| Image Blank Emblem: | HUN Sellye Címer.svg |
| Blank Emblem Type: | Coat of arms |
| Subdivision Type: | Country |
| Subdivision Type1: | County |
| Subdivision Name1: | Baranya |
| Seat Type: | District seat |
| Seat: | Sellye |
| Area Total Km2: | 493.69 |
| Area Rank: | 5th in Baranya |
| Population As Of: | 2011 census |
| Population Total: | 14,192 |
| Population Rank: | 7th in Baranya |
| Population Density Km2: | 29 |
Sellye (Hungarian: Sellyei járás) is a district in south-western part of Baranya County, Hungary. Sellye is also the name of the town that is the location of the district seat. The district is located in the Southern Transdanubia Statistical Region.
Sellye District borders with Szigetvár District and Szentlőrinc District to the north, Pécs District and Siklós District to the east, the Croatian counties of Virovitica-Podravina and Osijek-Baranja to the south, Barcs District (Somogy County) to the west. The number of the inhabited places in Sellye District is 38.
The district has 1 town, 1 large village and 36 villages.(ordered by population, as of 1 January 2012)[1] The bolded municipality is city, italics municipality is large village.