| 1973–74 1. Slovenská národná hokejová liga season | |
| League: | 1. SNHL |
| Sport: | Ice hockey |
| No Of Teams: | 12 |
| Season: | Regular season |
| Season Champ Name: | League Champion |
| Season Champs: | ŠK Liptovský Mikuláš |
| Nextseason Year: | 1974–75 |
| Prevseason Year: | 1972–73 |
The 1973–74 1. Slovenská národná hokejová liga season was the 5th season of the 1. Slovenská národná hokejová liga, the second level of ice hockey in Czechoslovakia alongside the 1. Česká národní hokejová liga. 12 teams participated in the league, and ŠK Liptovský Mikuláš won the championship. TJ AC Nitra relegated and TJ Slovan CHZJD Bratislava B ceased its activities and disappeared.