Mullaghcarn (from Irish: Mullach Cairn, meaning 'peak of the cairns') is a mountain in the southwest Sperrins, County Tyrone, Northern Ireland. The peak reaches a height of 542 m (1778 ft), and is the 370th highest in Ireland. Mullaghcarn is in the Fermanagh and Omagh District Council area, on the edge of Gortin Glen Forest Park, and is the most southerly peak in the Sperrins. It is 5 miles (8.0 km) northeast of Omagh, and is 3.1 miles (5.0 km) south of Gortin.