The 2012 All-Ireland Senior Ladies' Football Championship is the 39th edition of the Ladies' Gaelic Football Association's premier inter-county Ladies' Gaelic football tournament. It is known for sponsorship reasons as the TG4 All-Ireland Senior Ladies' Football Championship.
Structure
Thirteen teams compete.
The top four teams from 2011 receive byes to the quarter-finals.
The quarter-finalists from 2011 receive byes to the second round.
The other two teams play in the first round.
All games are knockout matches, drawn games being replayed.