| Antiochus VI Dionysus | |
|---|---|
 Coin of Antiochus VI Dionysus, Apamea mint | |
| King of the Seleucid Empire | |
| Reign | Seleucid kingdom: 145 or in early 144 BC - 142/1 BC |
| Coronation | Never officially held power, in opposition of King Demetrius II Nicator |
| Predecessor | Alexander I Balas |
| Successor | Diodotus Tryphon |
| Regent | Diodotus Tryphon |
| Born | 148 BC |
| Died | 142/1 BC (aged 7-9) |
| Father | Alexander Balas |
| Mother | Cleopatra Thea |
Antiochus VI Dionysus (c. 148–142/1 BC), king of the Hellenistic Seleucid kingdom, was the son of Alexander Balas and Cleopatra Thea, daughter of Ptolemy VI of Egypt.