乳源葡萄（学名：Vitis ruyuanensis）是葡萄科葡萄属的植物。分布于中国大陆的广东等地，生长于海拔200米的地区，多生长于山坡灌丛。

Vitis ruyuanensis (known locally as ru yuan pu tao, which means Ruyuan grape) is a species of poly****-dioecious plant in the grape family native to the Chinese province of Guangdong. Here it grows in shrublands or along hillsides at around 200 meters. Flowers, blooming between April and May, give way to the development of globular berries in June and July.