I like [name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Nora[/name_f].
[name_f]Fiona[/name_f] would be my second choice.
I really dislike the sound of [name_f]Lydia[/name_f], personally, but I understand that it’s a perfectly usable name.
I also do not like [name_f]Lyla[/name_f] and [name_f]Lydia[/name_f], like a previous poster said, because then two siblings would share an initial, and the other would not.
Perhaps instead of [name_f]Lyla[/name_f], [name_f]Isla[/name_f]? They are very similar-sounding, yet I think [name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Isla[/name_f] flows better than [name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Lyla[/name_f].
Shot in the dark at suggestions here; let me know what you think.
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Isla[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Jane[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Hannah[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Hailey[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Charlotte[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_u]Vivian[/name_u]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Madelyn[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_u]Wren[/name_u]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Imogen[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Mallory[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Grace[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_f]Megan[/name_f]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_u]Reagan[/name_u]
[name_u]Logan[/name_u], [name_u]Evan[/name_u], and [name_u]Morgan[/name_u]