| Competition: | Ljubljana Subassociation League |
| Season: | 1926–27 |
| Winners: | Ilirija |
| Prevseason: | 1925–26 |
| Nextseason: | 1927–28 |
The 1926–27 Ljubljana Subassociation League was the eight season of the Ljubljana Subassociation League. Ilirija won the league for the eight season in a row, defeating Rapid 4–3 in the final.[1]