Longworth Peak, is a 2,094-metre (6,870-feet) mountain in the McGregor Range of the McGregor Plateau in Northern British Columbia. It is the highest peak in the McGregor Range.

Located between the Fraser River and the Torpy River, the peak is rocky with no glaciers.

The peak rises above the unincorporated hamlet of Longworth, BC and is a popular hiking destination. There is an abandoned fire lookout near the summit.

The BC Ministry of Environment operates an automated snow weather station on the south west side of the mountain at an elevation of 1,740m which was installed in 2016.