Metis

Metis was a titaness. She had a relationship with Zeus, but he ate her whole in fear that his son would be more powerful. However, instead, they had a daughter named Athena, born out of her father.

Family

 * Zeus (ex-husband)
 * Athena (daughter)
 * Kronos (ex-father-in-law)
 * Rhea (ex-mother-in-law)
 * Poseidon
 * Hades (ex-sister-in-law)
 * Hestia (ex-sister-in-law)
 * Hera (ex-sister-in-law)
 * Demeter (ex-sister-in-law)