While I love [name_f]Gwendolen[/name_f] [name_f]Hope[/name_f], I think the below could be great, too:
[name_f]Gwendolen[/name_f] [name_u]Hero[/name_u]
[name_f]Gwendolen[/name_f] [name_f]Hyacinth[/name_f]
[name_f]Gwendolen[/name_f] [name_m]Hale[/name_m]
[name_f]Gwendolen[/name_f] [name_u]Hunter[/name_u]
[name_f]Gwendolen[/name_f] [name_m]Hawk[/name_m]
[name_f]Gwendolen[/name_f] [name_f]Harlow[/name_f]
[name_f]Gwendolen[/name_f] [name_f]Holiday[/name_f]