What nationality are both Grosvenor and Hugh d'Avranches, Earl of Chester?
Hugh d'Avranches, Earl of Chester Hugh d'Avranches (  1047  – 27 July 1101), also known as Hugh the Fat (French: "Hugues le Gros" ) or Hugh the Wolf (Latin: "Hugo Lupus" ), was the second Norman earl of Chester (2nd creation) and one of the great magnates of early Norman England.
Thomas Grosvenor (British Army officer) Field Marshal Thomas Grosvenor (30 May 1764 – 20 January 1851) was a British Army officer. After serving as a junior officer defending the Bank of England during the Gordon Riots he took part in the Flanders Campaign including the retreat into Germany during the French Revolutionary Wars. He served as a brigade commander at the Battle of Copenhagen and was then deployed to Walcheren in the Netherlands where he served as deputy commander of a division led by Sir Eyre Coote during the disastrous Walcheren Campaign.