Ptolemy X (Ptolemy Alexander I) was king of Egypt from 110 BC to 109 BC and 107 BC till 88 BC.

In 110 BC he became coregent with his brother Ptolemy VIII. He was called to this job by his mother from his governorship in Cyprus. In 107 he became sole ruler. He died trying to break down a revolt in Alexandria.

Preceded by: Ptolemy IX	Ptolemaic King of Egypt First Reign	Succeeded by: Ptolemy IX
Ptolemy IX	Ptolemaic King of Egypt Second Reign	Ptolemy XII