The Women's long jump competition at the 1968 Summer Olympics in Mexico City, Mexico took place on October 13–14.

[1] The competition consisted of two rounds, qualification and final.

At least the top twelve athletes (including ties) moved on to the final; if more than twelve reached the qualifying distance, all who did so advanced.

Prior to the competition, the existing World and Olympic records were as follows.

Ties between jumpers were broken by comparing their second best marks.