1929–30 Ljubljana Subassociation League

The 1929–30 Ljubljana Subassociation League was the eleventh season of the Ljubljana Subassociation League. Ilirija won the league after defeating I. SSK Maribor with 7–6 on aggregate in the final. I. SSK Maribor won the first match 5–3, but Ilirija won the second match 4–1 to clinch the title.