 Van Gerwen progressed to the semi-finals of the 2015 World Championship, which included his then highest World Championship average of 105.26 in beating Robert Thornton in the quarters.He played Gary Anderson in the event for the second year in a row and once again trailed 3–1 before levelling at 3–3.However, he missed four darts to take the next set and instead saw his reign as world champion come to end with a 6–3 loss.