Jean Sinclair Peerage person ID=419764 Parents Sir Robert Sinclair of Longformacus, 3rd Bt. Christian Cockburn Children Siblings Christian Sinclair unknown daughter Sinclair unknown daughter Sinclair Sir Henry Sinclair of Longformacus, 5th Bt. Sir John Sinclair of Longformacus, 4th Bt. Partners Sir Charles Gilmour, 2nd Baronet