Mellbreak is a Lake District fell of 511.1 m in Cumberland. It is one of the 39 Wainwrights that are also Marilyns.
Its nearest higher summit, Gale Fell (518 m, 2.7 km south-west), is a listed top not profiled here. Its other name is Mellbreak South Top. The highest point is recorded as flat rock, not a cairn.