praenomen

noun

prae·​no·​men prē-ˈnō-mən 

plural praenomens or praenomina prē-ˈnä-mə-nə 

-ˈnō-

: the first of the usual three names of an ancient Roman compare cognomen, nomen

Word History

Etymology

Latin, from prae- pre- + nomen name — more at name

First Known Use

1603, in the meaning defined above