Baby Girl Name

My husband and I are expecting our first baby in [name_f]April[/name_f]. She’s a girl. The names we were thinking of were:
[name_u]Piper[/name_u]
[name_u]Reagan[/name_u]
[name_m]Cooper[/name_m]
[name_u]Charley[/name_u]

What do you think?