| Quelloúno | |
| Native Name: | Q'illu Unu |
| Native Name Lang: | qu |
| Settlement Type: | District |
| Mapsize: | frameless |
| Subdivision Type: | Country |
| Subdivision Name: |  Peru |
| Subdivision Type1: | Region |
| Subdivision Name1: | Cusco |
| Subdivision Type2: | Province |
| Subdivision Name2: | La Convención |
| Parts Type: | Subdivisions |
| Parts Style: | para |
| Established Title: | Founded |
| Established Date: | October 1, 1986 |
| Seat Type: | Capital |
| Seat: | Quelloúno |
| Leader Title: | Mayor |
| Leader Name: | Cleto Edwin Cabrera Cortes |
| Unit Pref: | Metric |
| Area Total Km2: | 799.68 |
| Elevation M: | 800 |
| Population Total: | 16469 |
| Population As Of: | 2005 census |
| Population Density Km2: | auto |
| Timezone1: | PET |
| Utc Offset1: | -5 |
| Blank Name Sec1: | UBIGEO |
| Blank Info Sec1: | 080906 |
Quelloúno (hispanicized spelling from Quechua Q'illu Unu, q'illu meaning yellow and unu meaning water, "yellow water") is one of ten districts of the La Convención Province in the Cusco Region in Peru.[1]
The people in the district are mainly indigenous citizens of Quechua descent. Quechua is the language which the majority of the population (50.98%) learnt to speak in childhood, 45.76% of the residents started speaking using the Spanish language (2007 Peru Census).[2]