Can you answer this simple GAA question without getting it wrong?

The most successful winner.

The question, can you name the most successful winner in the football championship. That means can you name the only team to never lose in the Football All-Ireland final. Yep, one team has an All-Ireland title but has never lost in the biggest match of the year. So can you name that team? The catch is one wrong guess ends the quiz so be careful. And if the quiz isn't displaying for some crazy reason you can try it here.