Primulina hiepii is a plant in the family Gesneriaceae, native to Vietnam.

It is named for the Vietnamese botanist Tiên Hiêp Nguyên.

The leaves are lanceolate.The inflorescences bear up to 14 purple flowers and measure up to 36 cm (14 in) long.

[3] Primulina hiepii is endemic to Vietnam, where it is confined to the islands of Hạ Long Bay, a UNESCO World Heritage Site.

Its habitat is in shaded cracks on the islands' limestone rocks, near sea level.