Elizabeth St. Clair (died 1721) (1690–1721) Parents Henry St. Clair, 1st/10th Lord Sinclair Grizel Cockburn Children Elizabeth Wemyss Lady Margaret Wemyss Siblings Henry St. Clair James St Clair David St. Clair Catherine St. Clair John St Clair, Master of Sinclair Margaret St. Clair William St. Clair Matthew St. Clair Grizel St. Clair unknown daughter St. Clair Partners David Wemyss, 4th Earl of Wemyss