Louise and Beatrix?

What names go well with [name_f]Louise[/name_f] [name_u]Jean[/name_u] and [name_f]Beatrix[/name_f] [name_f]Esther[/name_f]? I love how they are both pronounceable and have a one syllable nickname ([name_u]Lou[/name_u] and [name_f]Bea[/name_f]), but the nickname is not necessary. I am looking for names with a strong history and that are underused, but not weird. Does anyone have ideas?

My first thoughts:

[name_f]Susannah[/name_f]
[name_f]Florence[/name_f]
[name_f]Josephine[/name_f]
[name_f]Maeve[/name_f]
[name_f]Mavis[/name_f]
[name_f]Martha[/name_f]
[name_f]Edith[/name_f]
[name_f]Sylvie[/name_f]
[name_f]Helen[/name_f]
[name_f]Ellen[/name_f]
[name_f]Georgia[/name_f]