| Kien Svay | |
| Settlement Type: | District (srok) |
| Pushpin Map: | Cambodia |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Cambodia |
| Subdivision Type: | Country |
| Subdivision Name: |  Cambodia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Kandal |
| Subdivision Type2: | Communes |
| Subdivision Name2: | 12 |
| Subdivision Type3: | Villages |
| Subdivision Name3: | 46 |
| Population As Of: | 1998 |
| Population Footnotes: | [1] |
| Population Total: | 148,358 |
| Timezone: | +7 |
| Coordinates: | 11.5089°N 105.0753°W |
| Blank Name: | Geocode |
| Blank Info: | 0802 |
Kien Svay (Central Khmer: ស្រុកកៀនស្វាយ) is a district (srok) of Kandal Province, Cambodia. The district is subdivided into 12 communes (khum): Banteay Daek, Chheu Teal, Dei Edth, Kampong Svay, Kbal Kaoh, Kokir, Kokir Thum, Phum Thum, Preaek Aeng, Preaek Thmei, Samraong Thum, Veal Sbov, and 46 villages (phum).[2]
There is a "resort" of small shacks on stilts above a river near the town. This is a popular weekend jaunt for Phnom Penh residents.
Kien Svay District lies on road number 1. It is connected between Phnom Penh Capital and Svay Rieng Province. Most people here are farmers.