But Isabeau is feminine so you could name her Isabeau and use
Beau as nn. I don't like
Beau as a formal name for a girl.
"You sought a flower and found a fruit. You sought a spring and found a sea. You sought a woman and found a soul. You are disappointed."
"It does not become me to make myself smaller than I am." (
Edith Södergran 1891-1923)