Katherine Grant, 12th Countess of Dysart Scottish Peeress (1918-2011) (1918–2011) Parents Owain Greaves Wenefryde Scott, 10th Countess of Dysart Children John Grant, 13th Earl of Dysart Jane Margery Grant Siblings Rosamund Greaves, 11th Countess of Dysart Lady Mary Greaves Partners John Peter Grant, 15th of Rothiemurchus