Wrestling at the 1920 Summer Olympics – Men's freestyle lightweight

The men's freestyle lightweight was a Catch as Catch Can wrestling, later freestyle, event held as part of the wrestling at the 1920 Summer Olympics programme. It was the third appearance of the event. Lightweight was the second-lightest category, and included wrestlers weighing up to 61 kilograms.

Nine wrestlers from six nations competed in the event, which was held from Wednesday, August 25 to Friday, August 27, 1920.