 He was 93 and at the time of his death, survived by two sons and two daughters.He was predeceased by his wife, Joan (née Hopkins), who died in 2009.In November 2015, it was announced that a book recounting and honouring Lamason's life would be written by Waipukurau author Hilary Pedersen by September 2018 (what would have been Lamason's 100th birthday).