- Source: 2021 Offaly Senior B Hurling Championship
The 2021 Offaly Senior B Hurling Championship was the fourth staging of the Offaly Senior B Hurling Championship since its establishment by the Offaly County Board. The group stage fixtures were confirmed on 27 May 2021. The championship ran from 28 August to 20 November 2021.
The final was played on 20 November 2021 at St Brendan's Park in Birr, between Clodiagh Gaels and Tullamore, in what was their first ever meeting in the final. Clodiagh Gaels won the match by 2–10 to 1–12 to claim their first ever championship title.
Team changes
= To Championship
=Promoted from the Offaly Intermediate Hurling Championship
Shinrone
= From Championship
=Promoted to the Offaly Senior Hurling Championship
Drumcullen
Kinnitty
Relegated to the Offaly Intermediate Hurling Championship
Carrig-Riverstown
Knockout stage
= Relegation playoff
== Semi-finals
== Final
=References
Kata Kunci Pencarian:
- 2021 Offaly Senior B Hurling Championship
- Offaly Senior B Hurling Championship
- Offaly Senior Hurling Championship
- 2021 Offaly Senior Hurling Championship
- 2020 Offaly Senior B Hurling Championship
- 1994 Offaly Senior Hurling Championship
- 2022 Offaly Senior B Hurling Championship
- 1997 Offaly Senior Hurling Championship
- 2004 Offaly Senior Hurling Championship
- 2000 Offaly Senior Hurling Championship
