葫芦苏铁（Cycas changjiangensis）是苏铁科苏铁属的植物。分布于中国大陆的海南等地，茎干呈葫芦状，目前尚未由人工引种栽培。

Cycas changjiangensis is a plant species in the cycad order, Cycadales. It is endemic to Hainan Island of southern China. It grows at elevations of 600-800 m.

Cycas changjiangensis has a trunk up to 50 cm long but much of this is often subterranean. Leaves are pinnate, up to 130 cm long, with spines along the rachis. Leaflets are in 40-70 pairs, with prominent midveins on both surfaces. The green to yellow-brown seeds are less than 2 cm wide.