royal duke

noun

1. a duke who is also a royal prince, being a member of the royal family

Example Sentences

However, it is thought Prince William will be the only Royal Duke to pay homage to King Charles.

From BBC

Eric Pierre, a pastor who teaches fifth-grade English in the Bronx, has taken up an additional title this summer: royal duke.

From New York Times

From one royal duke and duchess, a traditional shot: relaxed grins, rumpled jeans, and armfuls of beaming children.

From The Guardian

Traditionally, just before a marriage, the monarch puts out what are called "letters patent," a kind of royal wedding gift to the son or grandson, making him a royal duke.

From Los Angeles Times

There, amid the yellow and turquoise of Miami’s Royal Duke trailer park, Suarez, 24, had shared her dearest memories — all those barbecues and birthdays, all with neighbors she considered friends.

From Washington Post