In Greek mythology

Greek mythology

Greek mythology is the body of myths and legends belonging to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices. They were a part of religion in ancient Greece...

, Cepheus is the name of two rulers of Ethiopia

Ethiopia (mythology)

Aethiopia first appears as a geographical term in classical sources, in reference to the Upper Nile region, as well as all the regions south of the Sahara desert. Its earliest mention is in the works of Homer: twice in the Iliad, and three times in the Odyssey...

, grandfather and grandson.

Cepheus son of Belus was the son of Belus

Belus (Egyptian)

Belus was in Greek mythology a king of Egypt and father of Aegyptus and Danaus and brother to Agenor. The wife of Belus has been named as Achiroe, or Side ....

 and Achiroe

Achiroe

Achiroë or Anchirrhoë , or according to Apollodorus Anchinoë , which is perhaps a mistake for Anchiroë, was in Greek mythology a naiad, a daughter of the river-god Nilus. She was also the wife of Belus, by whom she became the mother of Aegyptus and Danaus, and, according to some accounts, ...

, making him the brother of Danaus

Danaus

In Greek mythology Danaus, or Danaos , was the twin brother of Aegyptus and son of Achiroe and Belus, a mythical king of Egypt. The myth of Danaus is a foundation legend of Argos, one of the foremost Mycenaean cities of the Peloponnesus...

, King of Libya, and Aegyptus

Aegyptus

- Aegyptus, King of Egypt and Arabia :In Greek mythology, Aegyptus is a descendant of the heifer maiden, Io, and the river-god Nilus, and was a king in Egypt. Aegyptos was the son of Belus and Achiroe, a naiad daughter of Nile. Aegyptus fathered fifty sons, who were all but one murdered by the...

, King of Egypt. He had a wife named Iope and a son who he named Agenor after his paternal uncle (Agenor the father of Cadmus

Cadmus

Cadmus or Kadmos , in Greek mythology was a Phoenician prince, the son of king Agenor and queen Telephassa of Tyre and the brother of Phoenix, Cilix and Europa. He was originally sent by his royal parents to seek out and escort his sister Europa back to Tyre after she was abducted from the shores...

 and Europa

Europa (mythology)

In Greek mythology Europa was a Phoenician woman of high lineage, from whom the name of the continent Europe has ultimately been taken. The name Europa occurs in Hesiod's long list of daughters of primordial Oceanus and Tethys...

). This Cepheus, through his son Agenor, became the grandfather of Cepheus son of Agenor the more well-known Cepheus, who features in the Perseus

Perseus

Perseus ,Perseos and Perseas are not used in English. the legendary founder of Mycenae and of the Perseid dynasty of Danaans there, was the first of the mythic heroes of Greek mythology whose exploits in defeating various archaic monsters provided the founding myths of the Twelve Olympians...

 legend as the husband of Cassiopeia

Cassiopeia (mythology)

Cassiopeia is the name of several figures in Greek mythology.-Wife of Cepheus:The Queen Cassiopeia, wife of king Cepheus of Æthiopia, was beautiful but also arrogant and vain; these latter two characteristics led to her downfall....

 and father of Andromeda

Andromeda (mythology)

Andromeda is a princess from Greek mythology who, as divine punishment for her mother's bragging, the Boast of Cassiopeia, was chained to a rock as a sacrifice to a sea monster. She was saved from death by Perseus, her future husband. Her name is the Latinized form of the Greek Ἀνδρομέδη...

, and whose brother Phineus

Phineus

Phineus may refer to:* Phineus, killed by Perseus. See Andromeda * Blind King Phineus or Phineas of Thrace, visited by Jason and the Argonauts* Phineas Nigellus, a deceased headmaster in the Harry Potter universe...

expected to marry Andromeda. These two Aethiopian kings named Cepheus separated by a couple of generations were apparently not intended to be confused as one and the same person by the mythographers.