Kaisarion (Greek: Καισαρίων) is a Greek poem by Constantine P. Cavafy. It was written in December 1914, with the original title being "Of the Ptolemy Caesar." It was published four years later in 1918. The poem refers to the historical figure Kaisarion (also known as Ptolemy XV Caesar), the son of Julius Caesar and Cleopatra. This poem can be classifed a historical poem in Cavafy's anthology.
