Sextus Julius Caesar was a Roman praetor in 208 BC, during the Second Punic War. He is thought to be the ancestor of all of the later Julii Caesares who appear in history, such as Roman dictator Julius Caesar and emperor Augustus. Wikipedia
Great-grandparent: Lucius Julius Libo
Grandparents: Lucius Julius Libo and Lucius Julius Libo the Younger
Parents: Numerius Julius Caesar and Lucius Julius Caesar