三十三间堂（さんじゅうさんげんどう）是位在日本京都府京都市东山区的天台宗妙法院境外佛堂。建物之正式名称是莲华王院本堂（れんげおういんほんどう）。本尊千手观音、开基（创立者）为后白河上皇。原为平清盛受后白河上皇之勅命，在上皇的离宫・法住寺殿内创建的佛堂。京都一间为1.8公尺，故江户年代以前的三十三间堂约59.4公尺长，江户年代曾于此比试六十公尺远距离射箭(一般比试为27公尺)，现建筑长度倍增为120公尺，仍称之为「三十三间」。

Sanjūsangen-dō(三十三間堂, lit. thirty-three ken (length) hall) is a Buddhist temple in Higashiyama District of Kyoto, Japan. Officially known as "Rengeō-in" (蓮華王院), or Hall of the Lotus King, Sanjūsangen-dō belongs to and is run by the Myoho-in temple, a part of the Tendai school of Buddhism. The temple name literally means Hall with thirty three spaces between columns, describing the architecture of the long main hall of the temple.