Joanna is the feminine of John — from the Hebrew Yochanan, meaning "God is gracious." In Luke 8:3, Joanna was the wife of Chuza (Herod's steward) and one of the women who supported Jesus from her own means.
Joanna Newsom (born 1982) is the American harpist-singer; Joanna Lumley (born 1946) is the English actress (Absolutely Fabulous); Joanna Gaines (born 1978) is the American designer.
Joanna reduces to three — the number of NT grace.