When Jonah Gleason was born on 4 July 1724, in Enfield, Hartford, Connecticut Colony, British Colonial America, his father, Isaac Gleason Jr., was 36 and his mother, Mary Prior, was 32. He married Hannah Parker on 6 August 1751, in Enfield, Hartford, Connecticut Colony, British Colonial America. They were the parents of at least 1 son and 3 daughters. He died in 1763, in his hometown, at the age of 39.
Irish (Waterford): shortened Anglicized form of Gaelic Ó Glasáin, from a diminutive of glas ‘green, blue, gray’.