| Competition: | League of Ireland |
| Winners: | Waterford (4th title) |
| League Topscorer: | Brendan Bradley, Finn Harps 18 Goals |
| Prevseason: | 1968–69 |
| Nextseason: | 1970–71 |
| Season: | 1969–70 |
Statistics of League of Ireland in the 1969/1970 season.
It was contested by 14 teams, and Waterford won the championship.
| Rank | Player | Club | Goals | |
|---|---|---|---|---|
| 1 | 18 | |||
| 2 | 17 | |||
| 3 | 15 | |||
| 3 | 15 | |||
| 5 | 12 | |||
| 5 | 12 | |||
| 7 | 11 | |||
| 7 | 11 | |||
| 7 | 11 | |||
| 7 | 11 | |||
| 7 | 11 | |||