Earl was an aristocratic title.
Randolph Bellingham was the youngest son of an earl. (PROSE: Birthright)
Before becoming the outlaw Robin Hood, Robert was Earl of Loxley. (TV: Robot of Sherwood)
During the reign of Richard I of England, there existed an Earl Godfrey. He was the lord of a castle overlooking a village near a forest. His wife, Maud, was referred to as "Lady Maud". (AUDIO: The Green Man)
In an alternate timeline, Alice Coltrane claimed to have seen the ghost of Earl Mountbatten at the Boat Show. (TV: Turn Left)
Behind the scenes
In the real world, Earl is the British equivalent of the title Count used in many other European countries, and its female form is Countess.