Some more examples of "Abbeys" converted or rebuilt as stately homes, some of them homes of "Lords", at least formerly:
Woburn Abbey: Dukes of Bedford
Welbeck Abbey: Dukes of Portland
Waverley Abbey House
Waltham abbey: Earl of Norwich
Vale Royal Abbey: Lords Delamere
Cleeve Abbey: Earl of Sussex (formerly)
Forde Abbey
Launde Abbey
Newstead Abbey: Lord Byron
Rufford Abbey: Earls of Shrewsbury, later Scarbrough