William Gannon

M, b. November, 1846
     William Gannon was born in November, 1846 in New York. He married Ellen Marie Dorsey, daughter of Timothy Dorsey and Ellen Day, on November 22, 1871 in St. Mary Church, Henry, Marshall County, Illinois. Witnesses at the wedding were William Dorsey and Margaret Dorsey, brother and sister of Ellen.1,2

Children of William Gannon and Ellen Marie Dorsey


June 5, 1880Hitchcock Street, Cleveland, Cuyahoga County, Ohio3
June 1, 1900Wliiam's work is listed as switchman, John as a clerk in an office, Frank as a foreman in a printing shop, Edward as a clerk ikn a bookstore, Kathleen and Margaret as dressmakers, and William and George at school.Cottage Grove Avenue, Chicago, Cook County, Illinois4
ChartsPater Familias O'Dea Descendant Chart (Indented)
Thomas (Darby) O'Dea Descendant Chart (Indented)
Last Edited26 Jan 2021


  1. [S72] Marshall County Illinois Marriages 1870 to 1879, online http://genealogytrails.com/ill/marshall/1870Marriages.html
  2. [S134] St. Mary Catholic Church, Church Records for St. Mary'Catholic Church.
  3. [S90] June 5, 1880 Census Record, Provo, Utah, Roll: 1007; Family History Film: 1255007; Page: 312D; Enumeration District: 038; Image: 0631.
  4. [S89] June 1, 1900 Census Record, Provo, Utah, Roll: 285; Page: 1A; Enumeration District: 1006; FHL microfilm: 1240285.