Isabella Howard (1783-1836) (1783–1836) Parents Catherine Bligh Hugh Howard Children Lady Elizabeth Proby Granville Proby, 4th Earl of Carysfort John Proby, Lord Proby Hugh Proby Lady Theodosia Proby Lady Isabella Proby William Proby, 5th Earl of Carysfort Lady Frances Proby Siblings Theodosia Wingfield Sir Ralph Howard, 1st Baronet Frances Howard Robert Howard Partners Granville Proby, 3rd Earl of Carysfort