Chevalier - Keeper of the Kings Store, and yes, this is a title.

Eloisa (Eloya) Louise Meuillon - the daughter of Jean Baptiste Meuillon is listed in the census records as using both Cheval and Meuillon as her last name.

Her mother was Angelica (Slave) Villere, the sister of Creole Governor, Jacques Philippe de Villeré, Gov. of Louisiana.

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1860 United States Federal Census

Name: Eloise Cheval
Age in 1860: 75
Birth Year: abt 1785
Birthplace: Saint Landry
Home in 1860: Opelousas, St Landry, Louisiana
Race: Mulatto
Gender: Female
Post Office: Grand Coteau
Value of real estate: View image
Household Members: Name Age
Eloise Cheval 75

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1870 United States Federal Census

Name: Heloise Meillon
Estimated Birth Year: abt 1774
Age in 1870: 96
Birthplace: Louisiana
Home in 1870: Ward 5, St Landry, Louisiana
Race: Mulatto
Gender: Female
Value of real estate: View Image
Post Office: Bayou Chicot
Household Members: Name Age
Francois Guillory 61
Ida Guillory 18
Edward Guillory 16
Amelie Guillory 15
Marie Guillory 14
Mariane Guillory 12
Saintange Guillory 10
Clementine Guillory 4
Heloise Meillon 96

Harrison Thomas LaTour
LaTour Genealogical Collection