Problem to be solved: to provide a blood pressure measuring apparatus capable of reducing noise in the pulse wave signal and reducing the dispersion by measurement.A blood pressure measuring apparatus (1) for measuring the blood pressure of a subject based on a pulse wave signal detected from a fingertip, a display part (13) for displaying measurement data such as blood pressure and a palm placing part (57) on which the palm of the subject can be placed The blood pressure measuring apparatus is provided with a main body of a blood pressure meter having a finger groove portion (53) having a groove capable of placing a subject finger to be placed on the upper surface thereof, and a finger groove portion is provided with a blood pressure measuring device in which the fingertip side is inclined to one of the left and right sides with respect to a subject who is positively opposed to the blood pressure meter body.According to this blood pressure measuring apparatus (1), the blood pressure can be measured in a stable hand state without wasting power.Diagram【課題】 本発明によれば、脈波信号におけるノイズを低減し、測定毎のばらつきを小さくできる血圧測定装置を提供すること。【解決手段】 指先から検出した脈波信号に基づいて被験者の血圧を測定する血圧測定装置(1)であって、血圧などの測定データを表示する表示部(13)と、被験者の手のひらを載置可能な手のひら載置部(57)と、被験者の被測定指を載置可能な溝を有する指溝部(53)とをその上面に有する血圧計本体を備え、指溝部は、血圧計本体に正対する被験者に対し、指先側が左右のいずれかの側に傾斜している血圧測定装置を提供する。この血圧測定装置(1)によれば、無駄な力が抜け、かつ安定した手の状態で血圧を測定できる。【選択図】図2