Here are some Brian-type feminine names for you, which also happen to be anagrams of "Brian/Selena"
Bree
AlannisBree Alisann
Brea
LisanneBrae
LisanneBrianne ElsaBrienna
ElsaBrinna Leesa
Breanna Elsi
Breann
ElisaBrenna LiesaBreanne
LisaBreeann
Lisa
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Nanaea