Sidonia was living with her husband and children (Hazel, Lucile, Neva and Wilmer) in Jefferson Davis Parish, Louisiana, in 1920.
In her son Robert Wilmer's death record in 1960 in Texas, she is listed as his mother, Sedoria Marcatell.
Note: Her first name is spelled Sedoria, Sidonia, or Sidonie in various records.
No other Family Search records could be found on her using any of the names or the surnames Pitre or Marcatell.
↑ "United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MV7M-B8K : 14 December 2015), Sidonia Pitre in household of John Pitre, Police Jury Ward 5, Jefferson Davis, Louisiana, United States; citing sheet 5A, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,820,616.
↑ "Texas Deaths, 1890-1976," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K3HS-ZLS : 5 December 2014), Sedoria Marcatell in entry for Robert Wilmer Pitre, 25 Oct 1960; citing certificate number 60354, State Registrar Office, Austin; FHL microfilm 2,116,475.