Shooting at the 1968 Summer Olympics – Mixed 300 metre free rifle, three positions

The mixed 300 metre free rifle, three positions was a shooting sports event held as part of the Shooting at the 1968 Summer Olympics programme. It was the ninth appearance of the 300 metre rifle three positions event at an Olympic Games. The competition was held on 23 October 1968, with 30 shooters from 16 nations competing.