The 1964 Korean Semi-professional Football League () was the first season of the Korean Semi-professional Football League. It was divided into spring season and autumn season.
10 participating teams were divided into two groups, and each group winners advanced to the final.
Keumsung Textile and Cheil Industries shared the title after drawing in the final.
7 participating teams played in a single league. Keumsung Textile won the title on goal difference.