Proper noun
(Greek mythology) The goddess of the blessed dead, who go to the Elysian Fields.
(Greek mythology) A daughter of Heracles/Hercules.
Source: en.wiktionary.orgMacaria volunteered for the sacrifice and a spring was named the Macarian spring in her honor. Source: Internet
This Macaria is asserted to be the daughter of Hades, but no mother is mentioned. Source: Internet