The name Althea is a girl's name of Greek origin meaning "with healing power". Althea and is often added to lists like Mythological Baby Names for Girls and discussed in our forums with posts like "Pick 5 (GIRLS)".
From the experts:
Althea is a poetic, almost ethereal name found in Greek myth and pastoral poetry, associated in modern times with the great tennis player Althea Gibson, the first African-American to win at Wimbleton.
Althea appears in Greek mythology as the mother of the hero Meleager and was revived by the seventeenth century poet Richard Lovelace as a poetic pseudonym for his beloved.
These days, parents would also appreciate the short form Thea.