Isabella Carr Countess of Erroll (1747–1808) Parents Sir William Carr Children Lady Harriet Hay William Hay, 17th Earl of Erroll Lady Charlotte Hay Lady Isabella Hay Lady Augusta Hay James Hay Lady Jemima Hay Lady Margaret Hay Lady Frances Hay Lady Maria Elizabeth Hay Lady Flamina Hay George Hay, 16th Earl of Erroll Siblings Margaret Carr Partners James Hay, 15th Earl of Erroll
