Sir Graham Ken Panckhurst is a retired New Zealand High Court judge. He chaired the Royal Commission into the Pike River Mine disaster.

The Pike River Mine disaster was a coal mining accident that began on 19 November 2010 in the Pike River Mine, 46 km (29 mi) northeast of Greymouth, in the West Coast region of New Zealand's South Island following a methane explosion at approximately 3:44 pm. The accident resulted in the deaths of 29 miners.