What is higher, a duke or a count? A Mr. Basie would like to know.
In European courts, Dukes were above Counts.
Noble Family member
King of Arms (Knights)
Hereditary Nobleman (Lords)
Baronet
Baron
Viscount
Count/Earl
Marchess (Marquis)
Duke
Younger Princes
Crown Prince
King
Took it from this: https://mavink.com/post/3AF9A271B916CB074B27557C0B09132A0AAM79AD31/medieval-noble-ranks
But there is some dispute on specifics based on specifics here (though not Duke/Count): https://mavink.com/explore/Medieval-Noble-Ranks