Iron-type golf club head

The purpose of the present invention is to provide an iron-type golf club head capable of jointly increasing the initial speed of hitting a ball and the reflection angle of hitting the ball. The iron-type golf club head (1) according to one embodiment of the present invention is provided with a face section (2) and a bottom section (3) that extends rearward from the lower edge of the face section (2), the bottom section (3) has a low-rigidity section (3a) that includes a slit or a thin section and extends in the toe-heel direction, and a plurality of ribs (12) that extend in the up-down direction at intervals in the toe-heel direction are provided on the rear surface (2b) of the face section (2). 本发明的目的在于提供能够共同提高击球的初速度以及击球反射角度的铁型高尔夫球杆头。本发明的一方式的铁型高尔夫球杆头(1)具备杆面部(2)以及从该杆面部(2)的下缘向后方延伸的底部(3)，底部(3)具有包含狭缝或者薄壁部并沿趾跟方向延伸的低刚性部(3a)，在杆面部(2)的后面(2b)设有在趾跟方向上隔开间隔而沿上下方向延伸的多个肋(12)。