| Nishikyō | |
| Native Name: | 西京区 |
| Native Name Lang: | ja |
| Settlement Type: | Ward of Kyoto |
| Mapsize: | 180px |
| Pushpin Map: | Japan |
| Pushpin Map Caption: | Location of Nishikyō-ku in Japan |
| Coordinates: | 34.985°N 135.6933°W |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Prefecture |
| Subdivision Name1: | Kyoto |
| Subdivision Type2: | City |
| Subdivision Name2: | Kyoto |
| Established Title: | Founded |
| Established Date: | 1976 |
| Area Total Km2: | 59.24 |
| Elevation Max M: | 678 |
| Elevation Min M: | 18 |
| Population As Of: | October 1, 2020 |
| Population Total: | 149837 |
| Pop Est As Of: | 2021 |
| Population Est: | 148370 |
| Population Density Km2: | auto |
| Timezone1: | Japan Standard Time |
| Utc Offset1: | +9 |
is one of the eleven wards in the city of Kyoto, in Kyoto Prefecture, Japan. Its name means "west capital ward" and it is situated on the western edge of the city, to the south of center. The ward was established on October 1, 1976, after it was separated from Ukyō-ku. The Katsura River is the border between Nishikyo-ku and Ukyo-ku.
Katsura Imperial Villa, on that river, is one of the most widely known features of Nishikyo-ku.[1] Saihō-ji, the Moss Temple, is a UNESCO World Heritage Site in the ward.
Matsunoo-taisha, a Shinto shrine, is also located in Nishikyō-ku.
As of October 1, 2021 the ward has an area of 59.24 km2 and a population of 148,370.