Opinions on these names?

Girls
[name_f]Lorelei[/name_f] [name_u]Joan[/name_u]
[name_f]Juliette[/name_f]/[name_f]Julia[/name_f] (which do you prefer) [name_u]Kelsey[/name_u]
[name_f]Sophia[/name_f] [name_f]Katherine[/name_f]

Boys
[name_m]Theodore[/name_m] (‘[name_u]Teddy[/name_u]’ or ‘[name_u]Theo[/name_u]’) [name_m]Anthony[/name_m]
[name_u]Michael[/name_u] [name_m]Joseph[/name_m]
[name_m]Charles[/name_m] [name_m]Callen[/name_m]

[name_m]How[/name_m] would you mix/match them?

I like [name_f]Juliette[/name_f], [name_f]Julia[/name_f] and [name_f]Sophia[/name_f]. I think [name_f]Sophia[/name_f] [name_f]Katherine[/name_f] is my favourite from your girls list. Maybe [name_f]Julia[/name_f] [name_f]Katherine[/name_f]?
For a boy I like [name_u]Michael[/name_u] [name_m]Joseph[/name_m] the best as a combo. But as a first name I prefer [name_m]Theodore[/name_m] nn [name_u]Teddy[/name_u]. [name_m]How[/name_m] about [name_m]Theodore[/name_m] [name_m]Joseph[/name_m]?

I liked [name_f]Sophia[/name_f] [name_f]Katherine[/name_f], [name_f]Julia[/name_f] [name_u]Kelsey[/name_u] in girl name and [name_m]Theodore[/name_m] ([name_u]Theo[/name_u]) [name_m]Anthony[/name_m] in boy name

I like [name_f]Lorelei[/name_f] [name_u]Joan[/name_u] from girls name and [name_m]Charles[/name_m] [name_m]Callen[/name_m] from boys name.

[name_f]Sophia[/name_f] [name_f]Katherine[/name_f] is gorgeous. I love [name_m]Charles[/name_m] [name_m]Callen[/name_m] (although I personally would prefer [name_u]Charlie[/name_u] [name_m]Callan[/name_m], prefer this spelling) and [name_m]Theodore[/name_m] [name_m]Anthony[/name_m]. [name_u]Teddy[/name_u] [name_m]Callan[/name_m] would also make a great combo.

[name_f]Sophia[/name_f] [name_f]Katherine[/name_f] is my favorite