| Competition: | League of Ireland |
| Winners: | Shamrock Rovers (9th Title) |
| Continentalcup1: | European Cup |
| Continentalcup1 Qualifiers: | Shamrock Rovers |
| Matches: | 132 |
| Total Goals: | 474 |
| League Topscorer: | Donal Leahy (Evergreen United), 22 goals |
| Prevseason: | 1957–58 |
| Nextseason: | 1959–60 |
| Season: | 1958–59 |
Statistics of League of Ireland in the 1958/1959 season.
It was contested by 12 teams, and Shamrock Rovers won the championship and qualified to play in the European Cup for next season.
| Rank | Player | Club | Goals |
|---|---|---|---|
| 1 | Donal Leahy | Evergreen United | 22 |
| 2 | Alfie Hale | Waterford | 18 |
| 3 | Peter Fitzgerald | Waterford | 17 |
| 4 | Jimmy Dunne | St Patrick's Athletic | 14 |
| 5 | Shay Gibbons | Dundalk | 11 |
| 6 | George Lynam | Limerick | 10 |
| 6 | Gerry Moore | Transport | 10 |
| 6 | Liam Tuohy | Shamrock Rovers | 10 |
| 9 | Christy Doyle | Shelbourne | 9 |
| 9 | Jackie Morley | Cork Hibs | 9 |
| 9 | Austin Noonan | Evergreen United | 9 |
| 9 | Paddy O'Rourke | St Patrick's Athletic | 9 |
| 9 | Ronnie Whelan | St Patrick's Athletic | 9 |