Don Sir; Mr; Signior; -- a title in Spain, formerly given to noblemen and gentlemen only, but now common to all classes.
Don A grand personage, or one making pretension to consequence; especially, the head of a college, or one of the fellows at the English universities.
Don To put on; to dress in; to invest one's self with.
Don a European river in southwestern Russia; flows into the Sea of Azov
Don Budge United States tennis player who in 1938 was the first to win the Australian and French and English and United States singles championship in the same year 1915-2000
Don Juan any successful womanizer after the legendary profligate Spanish nobleman
Don Luchino Visconti Conte di Modrone Italian filmmaker 1906-1976
Don Marquis humorist who wrote about the imaginary life of cockroaches 1878-1937
Don Quixote the hero of a romance by Cervantes; chivalrous but impractical
Don River a European river in southwestern Russia; flows into the Sea of Azov