The last name Moran derives from a variety of Irish surnames. Many people tend to relate the pronouncement of the name to sound like the word,"moron." A common misconception...well, sometimes.
Ironically in retrospect, the name has been translated most as meaning,"Descendant of the Great One."
Ted: "Yo Moron
, living up to your last name today, I see."
Sean: "Cut the crap, it's Moran