Death date also noted as 11-Sep-1949
[Rev. Guillaume Williams' GEDCOM (12-May- 2001].
Noted living with parents [Aimi and Helina Gautier] in 1880 Federal Census: Jefferson Parish, Louisiana -- Roll T9/455, Image #92, Enumeration District #120, Ward #5, Sheet 3, Line #10, House #37, Family #37, enumerated June 1, 1880, by Oscar J. Marrs.
Noted in 1900 Federal Census: Orleans Parish, Louisiana -- Roll T623/576, Image #254, Enumeration District #144, Precinct #3, New Orleans, Ward #16, Sheet #11B, House #233, Family #249 (Carrollton Ave.), enumerated June 8, 1900, by R. McG. Bowers.
| House # | Family # | Name and Surname | Relation | Gender | Born Month | /Year | Age | Condition | Years | Children | Living | Where Born | Father Born | Mother Born | Occupation |
| 233 | 249 | Olivia Mandin | Head | Female | April | 1864 | 36 | Widow | 1 | 1 | Louisiana | Louisiana | Louisiana | ||
| 233 | 249 | Amy Mandin | Daughter | Female | October | 1891 | 8 | Single | Louisiana | Louisiana | Louisiana |
Noted as Widowed in 1900 Federal Census: Orleans Parish, Louisiana.
Noted living with husband [Eugene Mandin] in 1910 Federal Census: Orleans Parish, Louisiana -- Roll T624/525, Image #511, Enumeration District #242, Precinct #2, New Orleans, Ward #16, Sheet #5A, House #98, Family #98 (Carrollton Ave.), enumerated April 18, 1910, by Mrs. C. A. Sturtevant.
Noted living with husband [Edward Mandin] in 1920 Federal Census: Orleans Parish, Louisiana -- Roll T625/625, Image #472, Enumeration District #265, Precinct #3, New Orleans, Ward #16, Sheet #3B, House #64, Family #73 (Oak St. [sic] next to Carrollton Ave.), enumerated January 5, 1920, by Sam B. Ogden.
Noted living with husband [Eugene Mandin] in 1930 Federal Census: Orleans Parish, Louisiana -- Roll T626/813, Image #082, Enumeration District #266, New Orleans, Ward #266, Sheet #40A, House #612, Family #624 (Carrollton Ave.), enumerated April 22, 1930, by Mrs. Mary A. Aspin.