CCGS George R. Pearkes[a] is a Martha L. Black-class light icebreaker and buoy support vessel in the Canadian Coast Guard.

Capable of carrying 925 long tons (940 t) of diesel fuel, George R. Pearkes has a maximum range of 14,500 nautical miles (26,900 km) at a cruising speed of 11 knots (20 km/h) and can stay at sea for up to 150 days.

The vessel is equipped with a crane capable of lifting up to 20 long tons (20 t) and a 980 m3 (35,000 cu ft) cargo hold.

The vessel is used for buoy placement, retrieval and monitoring, scientific research, construction programs, search and rescue, icebreaking, and pollution control.

[7] On 20 August 2015, the ship rescued four people and their boat after their engine had failed in Frobisher Bay, 50 nautical miles (93 km) from Iqaluit.