Abraham alias Ibrahim is the progenitor of both the Jewish and Arab peoples.
Your great grandfather is an example of a progenitor.
The person who started the Renaissance movement is an example of a progenitor.
Progenitors of the new music.
Origin of progenitor
From American Heritage Dictionary of the English Language, 5th Edition
- From Middle English, from Middle French progeniteur (Modern French progÃ©niteur), from Latin progenitor, from progenitus, perfect participle of progignere (“to beget"), itself from pro- (“forth") + gignere (“to beget").