18 baby names with a similar sound and feel to Diablo.
You searched for names like
"Defender of men; protector of people"
"of the Sinai; radiant"
"son of Zavier; new house, bright"
"small cup or hollow; topographic surname"
"victorious people, unconquered"
"from the flat plain (geographic Irish sense)"
"be happy, rejoice, celebrate"
"healer; father of Jason in Greek mythology"
"always, at all times"
"invented modern name, possibly reflecting grace or nobility"
"ray of light, fragment of the sun"
"bright one, shining one"