He crossed state lines and murdered two innocent quarter pounders with cheese

god what a chad

I don't give a fuck about Kyle
I want his sister on Onlyfans

The prefix Ritten- may relate to a place name or topographical feature; there's also a historical connection to the Rittenhouse family and "Rittenhouse Square" in Philadelphia, originally linked to early Dutch or German settlers (non-Jewish).
Conclusion:
Rittenburg could be Jewish, but it's not definitively Jewish. It would depend on the family’s individual history.