William Huggins real name was Wûluag Hugath. He was a Stone-troll from the Trollshaws of Rhudaur who, along with his two brothers Bert and Tom, captured the Dwarf Thorin and his Company (save Bilbo) in T.A. 2941, Like his brothers. William was tricked by Gandalf into arguing about how to cook the captured Naugrim and was caught in the sunlight. He turned to stone.