Deiotaros Authority in from 62 BC to 40 BC.
Deiotarus of Galatia was a Chief Tetrarch of the Tolistobogii in western Galatia, Asia Minor, and a King of Galatia. He was considered one of the most adept of Celtic kings, ruling the three tribes of Celtic Galatia from his fortress in Blucium.

The name Deiotarus is generally translated as Galatian Celtic "Divine-bull"

Deiotarus was a faithful ally of the Romans and became involved in the struggles between the Roman generals that led to the fall of the Republic from 44 BC. He changed sides and supported the triumvirs, keeping his kingdom until his death.
Deiotaros
Epithet: Philoromaios ()
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An AE unit struck 62-40 BC in Pessinus?
Obverse: laureate head of Zeus right

Reverse: eagle half-left, head right, standing on thunderbolt; (ΔHITAP)

Diameter: -
Die Orientation: -
Weight: 6.8 g
No notes for this coin
RBN 1934, pp. 5-10, 2; RPC I p. 536, 2; SNG von Aulock 6100; cf. HGC 7, 444 corr. (image only)