John MCMAHON

1875 - Bef 1930  (~ 56 years)

• Name	John MCMAHON  [1, 2]
  Birth	Between 12 Jan 1874 and 12 Jan 1875	Ireland   [3, 4]
  Gender	Male
  Death	Bef 11 Apr 1930  [5]
  Person ID	I1424	Family Tree
  Last Modified	8 Apr 2026

  
  

  Family	Mary Ellen CLASEY,   b. 1878, Ireland d. 1959 (Age 81 years)
  Children	> 1. Jim MCMAHON,   b. UNKNOWN   d. UNKNOWN  [Father: natural]  [Mother: natural] + 2. Margaret Helen MCMAHON,   b. 12 Jan 1902, Elmira, Chemung, New York, USA d. 19 Sep 1977 (Age 75 years)  [Father: natural]  [Mother: natural]   3. Florence MCMAHON,   b. Between 11 Apr 1910 and 11 Apr 1911, Ohio, USA d. UNKNOWN  [Father: natural]  [Mother: natural]   4. Catherine MCMAHON,   b. Between 11 Apr 1915 and 11 Apr 1916, Ohio, USA d. UNKNOWN  [Father: natural]  [Mother: natural]
  Family ID	F477	Group Sheet  |  Family Chart
  Last Modified	8 Apr 2026

  
  

• Documents » Slide Show		FISHER, Margaret Helen Social Security Number Application 294-44-0741
  		MCMAHON, Margaret Helen Birth Certificate, Page 1
  		MCMAHON, Margaret Helen Birth Certificate, Page 2
  		FISHER, Otis MCMAHON, Margaret Summit County, Ohio, U.S., Marriage Records, 1840-1980

  
  

• Sources

  [S128] Social Security Number Application of Margaret Helen FISHER, Form 3227, 294-44-0741, 03-Dec-1963. Father's Full Name... John McMahon [S764] Summit County, Ohio, U.S., Marriage Records, 1840-1980. Name: Otis Fisher Gender: Male Marriage Age: 23 Birth Date: 5 May 1898 Birth Place: Mitchell Indiana Marriage Date: 25 Feb 1922 Marriage Place: Summit, Ohio, USA Father: Thomas H Fisher Mother: Florence Flynn Spouse: Margaret Helen Mcmahon Birth Date: 13 Jan 1902 Birth Place: Almyra New York [S27] Birth Certificate of Margaret MCMAHON. On the birth cerfiticate, John is listed as 27 years old and his birth place is listed as Ireland. [S16] 1930 U.S. Census, Ohio, Summit, Akron, Fifteenth Census of the United States Schedule; Online Images, Enumeration District No. 77-87, Supervisor's District No. 9, Page 31A. Margaret lists her father's place of birth as Ireland. [S16] 1930 U.S. Census, Ohio, Summit, Akron, Fifteenth Census of the United States Schedule; Online Images, Enumeration District No. 77-87, Supervisor's District No. 9, Page 31A. On 11-Apr-1930, Mary McMahon and her two children (Florence, Katherine) were living with her daughter Margaret and her husband Otis Fisher. The assumption here is that John passed away before this date.