PROBLEM TO BE SOLVED: To provide a mist generator which inhibits the closure of an inflow port into which a liquid flows toward a mist chamber, and to provide a beauty apparatus.SOLUTION: The mist generator includes a boiler chamber for generating mist from water supplied, and an opening 69a for inflow of the liquid into the boiler chamber, is formed with a non-flat portion facing the inside of the boiler chamber and formed from protruding portions 80 partially constituting the edge of the opening portion.COPYRIGHT: (C)2013,JPO&INPIT【課題】ミスト室に向けて液体を流入させる流入口が閉塞することを抑制できるミスト発生装置及び美容装置を提供する。【解決手段】供給された水からミストを発生させるボイラー室を備え、ボイラー室内に前記液体を流入させる開口部69aには、開口部の口縁の一部を構成する凸部80によってボイラー室内に臨む非平面部が形成される。【選択図】図9