I think of people I know (or know of) who fit that description and these names come to mind:
Indigo nicknamed Indie Roxanne nicknamed Roxy Kit Sam (short for Samantha) Alex (short for Alexandra or Alexis) Tara Jackie (Jacqueline) Daniella Valentina (goes by Val)
Re: Strong Female Names
Helen, Catherine, Ingrid, Scarlett, Maureen, Winifred, Georgia, Lillith, Beatrice, Claudette, Frances, Maude, Victoria, Natalia, Astrid, Florence, Athena.
Rosa
Amelia
Freya
Eleanor
Joan
Jane
Mona
or something with some spunk
Dahlia
Flora
Ida
Petra
Inez
Lara
Gemma
Claudia
Bianca
or something with a fun nn
Elizabeth nn Bitsy, Betsy, Libby etc
Alexandria nn Alex, Lex
Corrine nn Rin, Cory
Penelope nn Poppy
Katherine nn Kit
Bernadette
Heloise
Agnes
Hester
Ramona
Joan
Petra
Roxanne
Florence
Rosalind
Astrid
Bridget
Cosima
Leona
Maxine
Wilhelmina
Sibyl
Indigo nicknamed Indie
Roxanne nicknamed Roxy
Kit
Sam (short for Samantha)
Alex (short for Alexandra or Alexis)
Tara
Jackie (Jacqueline)
Daniella
Valentina (goes by Val)