Three additional children -- son Adrian R, son AJ, daughter Anna Belle -- are too young to have profiles at this time due to privacy rules. They are enumerated in the 1930 & 1940 census records cited below.
Rose's father Olivier Blanchard was interviewed in Waco, Texas in 1937 about his life, and his time as an enslaved person.
"I marry 72 year ago in the Catholic Church in St. Martinville. My wife call Adeline Cretien and she dead 37 year. We have seven children but four live now. Frank my only boy live now, in Iowa, in Louisiana, and my two girls live, Eusiede de Querive and Rose Baptiste."
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XMY9-HM2 : accessed 1 July 2021), Rose D Batiste in household of Willie Batiste, Police Jury Ward 3, Calcasieu, Louisiana, United States; citing enumeration district (ED) ED 13, sheet 2B, line 86, family 36, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 788; FHL microfilm 2,340,523.
"United States Census, 1940," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:VYRK-FRF : 5 January 2021), Rose Batiste in household of Willie Batiste, Ward Three, Calcasieu, Louisiana, United States; citing enumeration district (ED) 10-17, sheet 18A, line 11, family 352, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 1390.