1970 All-Ireland Under-21 Football Championship
The 1970 All-Ireland Under-21 Football Championship was the seventh staging of the All-Ireland Under-21 Football Championship since its establishment by the Gaelic Athletic Association in 1964. The championship ran from 5 April to 4 October 1970.
Antrim entered the championship as defending champions, however, they were beaten by Derry in the [|Ulster quarter-final].
The [|All-Ireland final] was played on 4 October 1970 at Croke Park in Dublin, between Cork and Fermanagh, in what was their first ever meeting in the final. Cork won the match by 2-11 to 0-09 to claim their first ever All-Ireland U21 title.
Roscommon's Mickey Freyne was the championship's [|top scorer] with 1-17.
Statistics
Top scorers
| Rank | Player | County | Tally | Total | Matches | Average |
| 1 | Mickey Freyne | Roscommon | 1-17 | 20 | 3 | 6.66 |
| 2 | Eugene Treacy | Fermanagh | 2-12 | 18 | 5 | 3.60 |
| 2 | Teddy O'Brien | Cork | 1-15 | 18 | 4 | 4.50 |
| 4 | Gene Cusack | Cavan | 2-11 | 17 | 3 | 5.66 |
| 4 | Damien Reid | Louth | 1-14 | 17 | 4 | 4.25 |
| 6 | Freddie Grehan | Offaly | 2-08 | 14 | 3 | 4.66 |
| 6 | Éamonn McPartland | Fermanagh | 1-11 | 14 | 4 | 3.50 |
| 8 | Ned Kirby | Cork | 2-07 | 13 | 4 | 3.25 |
| 8 | Des Griffith | Mayo | 2-07 | 13 | 3 | 4.33 |
| 8 | Séamus Darby | Offaly | 1-10 | 13 | 3 | 4.33 |
Miscellaneous
- In the provincial championships there were a number of firsts as Fermanagh and Louth won the respective Ulster and Leinster titles for the first time in their history.
- The All-Ireland semi-final between Louth and Fermanagh remains their only championship meeting.