Seleucus II Callinicus
Laodice was of Greek Macedonian and Persian descent. She was one of the daughters and among the children born to the Seleucid Monarchs Antiochus III the Great and Laodice III. Her paternal grandparents were the former Seleucid Monarchs Seleucus II Callinicus and Laodice II, while her maternal grandparents were King Mithridates II of Pontus and his wife Laodice.