The 1991 Meath Senior Football Championship is the 99th edition of the Meath GAA's premier club Gaelic football tournament for senior graded teams in County Meath, Ireland. The tournament consists of 15 teams, with the winner going on to represent Meath in the Leinster Senior Club Football Championship. The championship starts with a group stage and then progresses to a knock out stage. This was Dunderry's return to the grade after claiming the 1990 Meath Intermediate Football Championship title.