An arvo is a slang term for an afternoon.
Arvo Valton's birth name is Arvo Vallikivi.
Arvo Kuusla's birth name is Arvo Armas Granlund.
Arvo Ahlroos's birth name is Arvo Aleksi Ahlroos.
Arvo Lehesmaa's birth name is Arvo Alexander Nylund.
Arvo Salo's birth name is Arvo Jaakko Henrikki Salo.
'arvo' or 'sarvo'afternoon or this afternoon
Arvo Viljanti was born in 1900.
Arvo Mets was born in 1937.
Arvo Mets died in 1997.
Arvo Haavisto died in 1977.
Arvo Haavisto was born in 1900.
Arvo Mikkanen was born in 1961.