| Hangul: | 일산구 |
| Rr: | Ilsan |
| Mr: | Ilsan |
Ilsan-gu is the name of two districts or wards (Ilsandong-gu, literally “Eastern Ilsan district”, and Ilsanseo-gu, literally “Western Ilsan district”) in Goyang, Gyeonggi-do, South Korea. Ilsan-gu was divided into Ilsandong-gu and Ilisanseo-gu on May 16, 2005.