was born on 26th August 1899 at Toberdowney, Ballynure and was the son of the Rev. Samuel T Nesbitt and Agnes Bailie Nesbitt nee Hill.
In 1901 William was living in house 7, Toberdowney, Ballynure, Co. Antrim with his parents, a nurse, a servant and a sister, Mary Evelyn.
In 1911 William was living in the same house with his parents, a servant, a visitor and 45 siblings; Mary Evelyn, John Herbert, Florence Agnes, Dorothy Sarah, and Gladys Josephine.
Nesbitt joined the Belfast Bank on 16th April 1917 working in Derry, East End and Accountants.
Following his demobilisation after the Great War, Nesbitt returned to work. His address is recorded as Ingleside, Browns Bay, Islandmagee. Nesbitt was a member of the Belfast Banking Company Sports Club on 30th March 1946 paying 5 shillings subscription and was worked in Head Office.
Retirement came on 16th April 1962.
Nesbitt died on 23rd September 1978.