The Honoris Crux of 1975, post-nominal letters HC, is a military decoration for bravery which was instituted by the Republic of South Africa on 1 July 1975. The decoration was awarded to members of the South African Defence Force for bravery in dangerous circumstances. It was the junior in a set of four Honoris Crux decorations in four classes, which together replaced the discontinued Honoris Crux of 1952.

An overview of South African military decorations and medals, which form part of the South African honours system.