Kammala jumla mai zuwa: Earl na Sunderland wani lakabi ne wanda aka kirkiro sau biyu a cikin Peerage na Ingila. Na farko ya zo ne a cikin 1627 don Emanuel Scrope, 11th Baron Scrope na Bolton. The earldom ya zama bace a kan mutuwarsa a 1630 yayin da barony ya zama ko dai bace ko dormant (duba Baron Scrope na Bolton don ƙarin bayani a kan wannan lakabi). Halittar ta biyu ta zo ne a cikin 1643 don son sojan Royalist Henry Spencer, 3rd Baron Spencer na Wormleighton. Iyalin Spencer sun fito ne daga Sir John Spencer (d. 1522) wanda ya sami dukiyar Wormleighton a Warwickshire da dukiyar Althorp a Northamptonshire. Jikansa Sir John Spencer (d. 1586) ya kasance Knight na Shire don Northamptonshire. Jikan na karshen Sir Robert Spencer ya wakilci Brackley a Majalisar a ƙarshen karni na 16. A cikin 1603 Sir Robert ya tashi zuwa Peerage na Ingila a matsayin Baron Spencer na Wormleighton. An gaje shi da babban ɗansa mai rai, William, na biyu Baron. A baya ya wakilci Northamptonshire a Majalisar. Dansa na farko shi ne Baron na uku da aka ambata a baya. A watan Yulin 1643 an nada shi Earl na Sunderland a cikin Peerage na Ingila. An kashe Ubangiji Sunderland a
Yaƙin Newbury a watan Satumba na wannan shekarar. An gaje shi da ɗansa mai shekaru biyu, Robert, na biyu Earl. Daga baya ya sami babban bambanci a matsayin dan siyasa kuma musamman ya yi aiki sau hudu a matsayin Sakataren Harkokin Waje na Kudancin.