Pedro Jerónimo

AGI, Guadalajara, 55 [28 Oct. 1574, in the pueblo of Theul Galizia de la Nueva Espana; witness: Pedro Gerónimo, alcalde of the pueblo, age-45 +/-, doesn't know how to write];

Boyd-Bowman, Indice geobiográfico, II:4644 [surgeon, to Indies in 1524, first conqueror of Yucatán and Tierra Firme, son of licenciado  L. de Almanza and María de Orosco, from Guadalajara, see Icaza, Diccionario, #823] [seems highly unlikely]

Surname
Jerónimo