Ptolemy V Epiphanes (reigned 204–181 BC), ruler of the Ptolemaic dynasty
The language and layout used in the inscription suggests that the work can be dated to the Ptolemaic period, perhaps during the reign of king Ptolemy V (205 – 180 BC).
His paternal grandparents were Egyptian Greek Pharaoh Ptolemy V Epiphanes and Egyptian Greek Queen who was a Greek princess of the Seleucid Empire Cleopatra I of Egypt.
Ptolemy | Ptolemy I Soter | Ptolemy III Euergetes | Ptolemy IV Philopator | Ptolemy II Philadelphus | Ptolemy XII Auletes | Ptolemy V Epiphanes | Ptolemy of Mauretania | Ptolemy of Cyprus | Ptolemy II of Tusculum | Ptolemy Apion | Geography (Ptolemy) | Ptolemy X Alexander I | Ptolemy (name) | Ptolemy Keraunos | Ptolemy I of Tusculum | Ptolemy-el-Garib | Ptolemy Dean | Barry Ptolemy | Antiochus IV Epiphanes |
They also formed a conspiracy with Sosibius aimed at placing Agathocles on the throne or at least making him regent for the new boy king, Ptolemy V Epiphanes.