First ones that came to mind:
First names
[name_f]Georgina[/name_f] nn [name_f]Georgie[/name_f]
[name_f]Veronica[/name_f] nn [name_m]Ronnie[/name_m]
[name_f]Alexis[/name_f] nn [name_m]Alex[/name_m]
[name_f]Bethany[/name_f] nn [name_f]Bess[/name_f]
[name_f]Jessica[/name_f] nn [name_m]Jess[/name_m]
[name_f]Sydney[/name_f] nn [name_m]Syd[/name_m]
[name_f]Nicole[/name_f] nn [name_m]Nickie[/name_m]
[name_f]Jacqueline[/name_f] nn [name_f]Jackie[/name_f]
[name_f]Miranda[/name_f] nn [name_f]Randi[/name_f]
[name_f]Karissa[/name_f] nn “Kari”
Middle names
[name_f]Josepha[/name_f]
[name_f]Grace[/name_f]
[name_f]Victoria[/name_f]
[name_f]Maxine[/name_f]
[name_f]Maria[/name_f]
[name_f]Louisa[/name_f]
[name_f]Christine[/name_f]
Some combos:
[name_f]Veronica[/name_f] [name_f]Grace[/name_f] “Ronnie” [name_m]Winchester[/name_m]
[name_f]Sydney[/name_f] [name_f]Victoria[/name_f] “Syd” [name_m]Winchester[/name_m]
[name_f]Georgina[/name_f] [name_f]Grace[/name_f] “Georgie” [name_m]Winchester[/name_m]
[name_f]Karissa[/name_f] [name_f]Josepha[/name_f] “Kari” [name_m]Winchester[/name_m]
Of your choices, I like [name_f]Crystal[/name_f] [name_f]Samantha[/name_f]. I think [name_m]Crys[/name_m] and AJ sounds good together!