Derby Playhouse was a theatre production company based in Derby, England and the former name of the theatre which it owned and operated from its opening in 1975 until 2008, when the company ceased operating after a period in administration. The theatre was subsequently reopened in 2009 as the Derby Theatre and is now owned and operated by the University of Derby, where it currently runs its Theatre Arts degree. During its tenure at the theatre, the Derby Playhouse company gained a national reputation for its productions, particularly the works of Stephen Sondheim. It also premiered new theatrical works as well as giving the regional premieres of several others.