When Mansfield Rockwood (Tuppy) Lasure was born on 30 December 1928, in Hartland, Windsor, Vermont, United States, his father, Lee Darling Lasure Sr, was 35 and his mother, Florence May Rockwood, was 23. He married Ramona Mary Boudro on 28 September 1956, in Windsor, Windsor, Vermont, United States. He died on 3 December 2009, in Hartland, Windsor, Vermont, United States, at the age of 80, and was buried in Hartland, Windsor, Vermont, United States.