The Serdi were a Celtic tribe settled in the region of modern Sofia, Bulgaria, whose coinage is poorly documented and rarely appears in major collections. Their bronzes circulated in the upper Hebros valley during a period when Macedonian political authority in Thrace had collapsed following Roman intervention but Roman administrative control had not yet consolidated — a vacuum that allowed tribal minting of this kind to persist.
The Serdi were a Celtic tribe settled in the region of modern Sofia, Bulgaria, whose coinage is poorly documented and rarely appears in major collections. Their bronzes circulated in the upper Hebros valley during a period when Macedonian political authority in Thrace had collapsed following Roman intervention but Roman administrative control had not yet consolidated — a vacuum that allowed tribal minting of this kind to persist.