Catherine was born about 1825, in County Monahan. [1]
Michael Hannan 54 yrs, Catherine 45 yrs, Ellen 16 yrs, Timothy 15 yrs, Owen 13 yrs, Hannora 12 yrs, Patrick 11 yrs, John 9 yrs, Susan 6 yrs, Mary 5 yrs, Michael 2 yrs, resided in 1870 in Ohio, Bureau, IL. [2]
No more info is currently available for Catherine Loy. Can you add to her biography?
Sources
↑ son John's death cert "Illinois Deaths and Stillbirths, 1916-1947," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:N3PX-V2L : 8 March 2018), Michael Hannon in entry for John Hannon, 07 Feb 1933; Public Board of Health, Archives, Springfield; FHL microfilm 1,684,954.