Teos, Ionia, AE20 semi-autonomous issue, AD 200-276. Magistrate Geg.. 

Draped bust of Poseidon right, dolphin-entwined trident to right.
EP GEG ALAK THIWN (sic), the poet Anakreon, draped, seated 
right, holding lyre on his knee with both hands.

BMC 59

(ALAC should be ANAK)

Contributed by Jochen of the Forum Ancient Coins.