Ptolemy XIII (51 BC–47 BC) — Pharaoh of Ptolemaic Egypt

Ptolemy XIII was the boy king made joint ruler of Egypt with his older sister Cleopatra VII on the death of their father Ptolemy XII in 51 BC, under the terms of Ptolemy XII's will and a Roman guarantee. He was perhaps eleven, and real power lay with his court faction, above all the eunuch Pothinus, the general Achillas, and the rhetorician Theodotus. That faction drove Cleopatra out of Alexandria, and it was in Ptolemy XIII's name that the most consequential decision of the reign was taken: when Pompey the Great, defeated at Pharsalus, landed in Egypt in 48 BC seeking refuge, the king's advisers had him murdered on the beach to court the winning side. Julius Caesar arrived days later, took Cleopatra's part, and the Alexandrian War followed. Ptolemy XIII was defeated at the Battle of the Nile and drowned in the river while trying to flee in January 47 BC, his gilded armour reportedly recovered from the water as proof of his death. He is remembered less for anything he did than for the two events that bracket his short reign: the killing of Pompey and the rise of Cleopatra under Caesar.

Ptolemy XIII matters to history as the hinge of the Egyptian phase of the Roman civil war: the murder of Pompey committed in his name, and his defeat by Caesar, cleared the way for Cleopatra VII's reign and for the Caesar–Cleopatra alliance that shaped the last decade of the Republic. Numismatically he is a name attached to the continuing Ptolemaic series, not a coinage in his own right, which is exactly why NumisLens carries him as a biography rather than a catalogue.

Key Events

51 BC Accedes as a child, joint ruler with his sister Cleopatra VII under Ptolemy XII's will

48 BC Cleopatra expelled from Alexandria by the court faction of Pothinus and Achillas

48 BC Pompey the Great murdered on landing in Egypt, on the orders of Ptolemy XIII's advisers

48 BC Caesar arrives at Alexandria and backs Cleopatra; the Alexandrian War begins

47 BC Defeated at the Battle of the Nile; drowns in the river while fleeing

Coinage

Ptolemy XIII has no distinct catalogable coinage of his own, and saying so plainly is more honest than inflating a thin record. The Ptolemaic closed-currency system Ptolemy I built was still running: the standard reduced-weight tetradrachm carrying the frozen diademed founder portrait and the eagle on a thunderbolt, plus the customary Alexandrian and Cypriote bronze, continued through the joint reign largely unchanged and is attributed by control monograms and regnal dating rather than by a portrait of the boy king. Material assigned to 51–47 BC is scarce, easily confused with the issues of Ptolemy XII before and Cleopatra VII after, and should never be bought on a king's-name attribution alone.

Denominations

Tetradrachm Bronze (AE)

Notable Types

Posthumous diademed Ptolemy I portrait
Eagle on thunderbolt

Common Reverses

Eagle on thunderbolt ΠΤΟΛΕΜΑΙΟΥ ΒΑΣΙΛΕΩΣ

Active Mints

Alexandria Cyprus

Collecting Guide

NumisLens does not publish a separate ruler catalogue or collector guide for Ptolemy XIII: there is no body of distinct, catalogable types in his sole name. Late Ptolemaic silver and bronze sometimes offered as "Ptolemy XIII" is generally standard dynastic coinage dated by control marks to the joint reign, and the attribution is rarely secure. Treat any king's-name listing with caution and require a published pedigree.

Market Overview

A thin, attribution-driven market: securely datable late-Ptolemaic pieces of the 51–47 BC window carry a modest premium for the Caesar-and-Cleopatra association, but most "Ptolemy XIII" offers are generic late dynastic coinage. Buy the attribution and the provenance, not the name.

Ptolemy XIII

Key Events

Coinage

Collecting Guide

Market Overview

Related Resources

Further Reading