When George Joseph Heilig was born on 28 December 1877, in Iowa, United States, his father, Conrad Heilig, was 41 and his mother, Geneva Iselie, was 41. He married Eunice Eva Edwards on 21 May 1907, in Blackfoot, Bingham, Idaho, United States. They were the parents of at least 3 sons and 4 daughters. He lived in Shelby, Iowa, United States in 1895 and Blackfoot, Bingham, Idaho, United States in 1910. He died on 3 February 1954, in Multnomah, Oregon, United States, at the age of 76, and was buried in Portland, Multnomah, Oregon, United States.
German and Jewish (Ashkenazic): from Middle High German heilec, German heilig ‘holy’, a nickname for a pious person or someone with a trusting temperament.