Brother for Jasper and Cressida

[name_f]Do[/name_f] you think [name_m]Jasper[/name_m] and [name_f]Cressida[/name_f] sound like siblings? Is the popularity gap too much or do the style and sound manage to bridge that?

Much more importantly, what would you call a brother to [name_m]Jasper[/name_m] and [name_f]Cressida[/name_f]? As always, nicknames required! No J or C names, though!

[name_m]Jasper[/name_m], [name_f]Cressida[/name_f] and …

[name_m]Atticus[/name_m] (Tic)
[name_m]Rupert[/name_m] (Rupe)
[name_m]Rueben[/name_m] ([name_m]Rube[/name_m]/[name_m]Benny[/name_m])
[name_m]Barnaby[/name_m]/[name_m]Barnabus[/name_m] ([name_m]Barny[/name_m])
[name_m]Edmund[/name_m] (eddy)
[name_m]Rafferty[/name_m] ([name_u]Rafe[/name_u])
[name_m]Raphael[/name_m] ([name_u]Rafe[/name_u])
[name_m]Lincoln[/name_m] ([name_m]Link[/name_m])
[name_m]Maxwell[/name_m] ([name_u]Max[/name_u])
[name_m]Oscar[/name_m]
[name_m]Diggory[/name_m] (Diggy)

X

[name_m]Jasper[/name_m], [name_f]Cressida[/name_f] and…

[name_u]Orion[/name_u]
[name_m]Evander[/name_m]
[name_m]Thaddeus[/name_m]
[name_u]Everett[/name_u]
[name_m]Tobias[/name_m]
[name_m]Abraham[/name_m]
[name_m]Malachi[/name_m]
[name_u]Valentine[/name_u]
[name_m]Lorenzo[/name_m]