I think [name_u]Owen[/name_u], [name_m]Levi[/name_m], [name_m]Jonah[/name_m], and [name_m]Calvin[/name_m] would work ok. They don’t sound great, but [name_u]Adair[/name_u] is a difficult last name (I can’t think of any “n” ending names that really work well with it, for example). I think these sound nice with the middle and last name: