Mullahoran Gaelic Football Club is a Gaelic games club from County Cavan in Ireland. Founded in 1888, it is affiliated to Cavan GAA. The club is also known by a nickname, the Dreadnoughts. Mullahoran GFC is a rural club located in the parish of Mullahoran in south Cavan, approximately 10 miles from Cavan town. All aspects of the GAA from Gaelic football to rounders, hurling and handball are played at the club and numerous county and national honours have been won in the past in all these activities.
They are the current Cavan Senior Football Champions after beating Kingscourt Stars on a scoreline of 1-08 to 0-07 in the 2012 final at Kingspan Breffni Park. The club thus qualified for the 2012 Ulster Senior Club Football Championship, where they lost heavily in the preliminary round to Errigal Ciarán of Tyrone.