Mullahoran (Irish: Mhullach Odhráin – Hilltop of Odhrán) is a townland in the south-west of County Cavan, bordering County Longford, on the northern edge of the Midlands in Ireland.

[1][2][3] It is a constituent part of the electoral division and civil parish of Drumlumman.

[4][5] Our Lady of Lourdes Roman Catholic Church is located in the area.

The church was built for parish priest Thomas O'Reilly in an unusual Romanesque style between 1911-14 by local builder W.A.

[6][7] Mullahoran GAA club and grounds (Our Lady of Lourdes Park) are located in the area; the majority of the club's members hail from the local rural area, although some come from townlands slightly further afield.