| 2021 Leinster SFC | |
| Year: | 2021 |
| Manager: | Dessie Farrell |
| Winners: | Dublin |
| Ordinal: | 60 |
| Runnersup: | Kildare |
| Runnerupmanager: | Jack O'Connor |
| Previous: | 2020 |
| Next: | 2022 |
The 2021 Leinster Senior Football Championship is the 2021 iteration of the Leinster Senior Football Championship organised by Leinster GAA.[1]
The Leinster championship was contested by 11 of the 12 county teams in Leinster, a province of Ireland. Kilkenny was the only county team not to compete.
| Team | Colours | Sponsor | Manager | Captain | Most recent success | ||
|---|---|---|---|---|---|---|---|
| All-Ireland | Provincial | ||||||
| Carlow | Red, green and gold | IT Carlow | Niall Carew | ||||
| Dublin | Sky blue and navy | AIG | Dessie Farrell | ||||
| Kildare | White | Brady's Family Ham | Jack O'Connor | ||||
| Laois | Blue and white | MW Hire | Mike Quirke | ||||
| Longford | Royal blue and gold | Glennon Brothers | Padraic Davis | ||||
| Louth | Red and white | StatSports | Mickey Harte | ||||
| Meath | Green and gold | Devenish | Andy McEntee | Shane McEntee | |||
| Offaly | White, green and gold | Carroll's | John Maughan | ||||
| Westmeath | Maroon and white | Renault | Jack Cooney | Kevin Maguire[2] | |||
| Wexford | Purple and gold | Zurich | Shane Roche | ||||
| Wicklow | Royal blue and gold | Joule | Davy Burke | Dean Healy | |||
The draw for the preliminary rounds and quarter-finals took place on 20 April 2021.[3] The draw for the semi-finals took place on 4 July 2021, after the completion of the quarter-final ties.[4]
See main article: 2021 Leinster Senior Football Championship final.
Dublin advanced to the 2021 All-Ireland SFC semi-finals.