This case report describes a chondroma of the bladder in a 63-year-old woman with clinical complaints of pain in the left fossa iliaca. The lesion was a tumour with a lobulated growth pattern composed of chondrocytes embedded in a chondroid matrix. Neither mitotic figures nor increased cellularity were present. Nuclei were inconspicuous. Immunohistochemical examination showed reactivity for S100 and vimentin.