A surgical positioning apparatus (400) comprises a surgical positioning device (412) and a levelling device (422). The surgical positioning device (412) comprises a securing assembly (416), a locating arrangement (418) securable to the securing assembly in a selected position of the locating arrangement, and an indicating arrangement (420) securable to the securing assembly in a selected position of the Indicating arrangement. The locating arrangement (418) comprises a locating member (432) to locate the positioning device in a desired orientation relative to a first article. The indicating arrangement (420) comprises an indicating member (488) to indicate the position of a second article relative to the first article. The levelling device (422) can be mounted on the surgical positioning device (412) to facilitate orientation of the surgical positioning device relative to the vertical.