When Frank Coulam was born in June 1854, in Louth, Lincolnshire, England, United Kingdom, his father, William Harding Coulam, was 29 and his mother, Ann Baxter, was 28. He married Mary Lillian Rugg on 1 October 1884, in Lowell, Middlesex, Massachusetts, United States. They were the parents of at least 1 son and 1 daughter. He lived in Lowell, Middlesex, Massachusetts, United States for about 20 years. He died on 11 January 1910, in Jewett City, Griswold, New London, Connecticut, United States, at the age of 55.