Ranularia sinensis, common name: the Chinese triton, is a species of predatory sea snail, a marine gastropod mollusk in the family Cymatiidae.

[1] This species was originally described by Reeve in 1844 as Cymatium (Ranularia) sinense [2] The shell size varies between 50mm and 94 mm This marine species occurs off South Japan and New South Wales, Australia.