
1) Grandfather of Achilles 2) Offspring of Zeus
Found on
https://www.crosswordclues.com/clue/aeacus

in Greek mythology, son of Zeus and Aegina, the daughter of the river god Asopus; Aeacus was the father of Telamon and Peleus. His mother was ... [2 related articles]
Found on
http://www.britannica.com/eb/a-z/a/22

a judge of souls entering the underworld and former king of the island of Aegina. His sons were Phocus, Peleus, father of Achilles, and Telamon, father of Ajax. Jealous of their brother?s athletic prowess, Peleus and Telamon killed him, for which they were banished. Aeacus?s legendary fairness had the ear of Zeus himself.
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http://www.chalquist.com/writings/greekmyth/

In Greek mythology, son of
Zeus and Aegina and father of Peleus. After his death he was appointed one of the judges of the underworld. ...
Found on
http://www.encyclo.co.uk/local/20688

One of three judges of dead in Hades; son of Zeus.
Found on
https://www.infoplease.com/arts-entertainment/mythology/greek-and-roman-myt

a judge in Hades, a son of Zeus and grandfather of Achilles.
Found on
https://www.infoplease.com/dictionary/aeacus
No exact match found.