all emperors from vespasian on were jewish. > five emperors in a row were king herod's grandsons or great-grandsons: vitellius, vespasian, titus, domitian, and nerva. also, > every roman emperor from hadrian (acronym for herodian) onward descends from king herod mainly through two jewish women: 'arria the younger' and cleopatra of mauretania or cleopatra ix ("philo"), and by my count 37 roman and byzantine emperors bore the title "flavius" and it's later greek-> latin transliteration "phlabios" ("shabbos") source:   gins-of-christianity.html
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