Althaea is the Latin rendering of Greek Althaia, which may be related to Greek althos "healing". It may refer to:
Althaea (mythology), the daughter of Thestius and mother of Meleager Althaea (plant), a genus of up to a dozen species of perennial herbs, native to Europe and western Asia, that includes the marshmallow plant 119 Althaea, an asteroid
See also
Altea (disambiguation) Althea (disambiguation)