Reio
[ˈɾeɪ̯u]Meaning
Estonian variant of Reigo, itself shortened from Gregor (Gregory)
Background Story
Reio is an Estonian variant of Reigo, shortened from Gregor, or Gregory, and is cognate with the Finnish Reijo. A user-submitted entry also records it as a masculine given name in Japanese.

Related Names
Ralph
From the Old Norse elements rað "counsel" and ulfr "wolf"
Rexy
King or ruler, derived from the Latin word 'rex'.
Rion
рекс
Amon
Latin Āmōn, from Ancient Greek Ἀμών, from Biblical Hebrew אָמוֹן
Arto
Means brave in Celtic
Conrí
Daro
Recorded as a given name in Georgian, used for girls
Davu
Geza
Hungarian given name; possibly from an old Turkish word meaning "prince"