Duchess Worldwide, Inc., doing business as Duchess, is a privately owned and operated regional casual fast food restaurant chain that operates in southwestern Connecticut. Duchess was founded in 1956 by Harold and Jack Berkowitz in Bridgeport and based in Milford, Connecticut. There are 14 locations all in the Fairfield and New Haven counties of Connecticut. The restaurants feature an eat-in dining room, take-out service, and a drive-thru.