Seleucus I Nicator was a Macedonian Greek general, officer and successor of Alexander the Great who went on to found the eponymous Seleucid Empire, led by the Seleucid dynasty. Wikipedia
Born: Evropos, Greece
Spouse: Stratonice of Syria (m. 299 BC)
Children: Antiochus I Soter and Phila
Great grandchildren: Antiochus III the Great, Seleucus II Callinicus, Seleucus III Ceraunus, and more
Parents: Antiochus and Laodice of Macedonia
Grandchildren: Antiochus II Theos, Laodice I, Demetrius II Aetolicus, and more
Assassinated: September 281 BC, Lysimachia, Türkiye