Ernestor is a name of Latin origin, derived from the Roman family name 'Earnestus', which was itself derived from the Latin word 'ernesti', meaning 'serious' or 'gravesome'. This name was quite popular during the Roman Empire and has since been used in various forms throughout Europe. It's composed of two elements: 'Ernesto', meaning 'earnest' or ' serious', and '-or', which is a suffix common in Latin names, often signifying a derivative form of the preceding element.
"The name Ernestor had its peak popularity in 1993 with five births that year."