Acalypha suirenbiensis is a species of plant in the family Euphorbiaceae. It is endemic to Hualien County, Taiwan. The Flora of China, however, includes Acalypha hontauyuensis from Orchid Island in this species. It is a shrub growing about tall.
Acalypha suirenbiensis grows near the seashore in thickets, below asl. It is confined to a single location and is vulnerable to habitat loss.