Alcetas II (died 448 BC) was the king of Macedon.

Biography

Alcetas was the eldest son of Alexander I

Alexander I of Macedon

- Biography :Alexander was the son of Amyntas I and Queen Eurydice.According to Herodotus, he was unfriendly to Persia, and had the envoys of Darius I killed when they arrived at the court of his father during the Ionian Revolt...

 and unknown queen; a grandson of Amyntas I

Amyntas I of Macedon

Amyntas I was a king of Macedon. He was a son of Alcetas I of Macedon and his queen. He married a woman called Eurydice and had a son Alexander....

 and Eurydice. He became king of Macedon following the death of his father in 454 BC. His brothers were Perdiccas II and Prince Philip(pus). He was known for his alcohol dependence

Alcohol dependence

Alcohol dependence, as described in the DSM-IV, is a psychiatric diagnosis describing an entity in which an individual uses alcohol despite significant areas of dysfunction, evidence of physical dependence, and/or related hardship.-Definition and diagnosis:According to the DSM-IV criteria for...

. After 6 years as king, he was killed by his nephew Archelaus

Archelaus I of Macedon

Archelaus I was a king of Macedon from 413 to 399 BC. He was a capable and beneficent ruler, known for the sweeping changes he made in state administration, the military, and commerce. By the time that he died, Archelaus had succeeded in converting Macedon into a significantly stronger power...

. Alcetas's younger brother (Archelaus' father) Perdiccas then took over the Macedonian throne.