Margaret Mac Gregor (1867-1933) (1867–1933) Parents Lady Helen McDonnell Sir Malcolm Murray-Macgregor, 4th Baronet Children Mungo Murray, 7th Earl of Mansfield and Mansfield Siblings Sir Malcolm Mac Gregor of Mac Gregor, 5th Baronet Malvina Mac Gregor Alexander Mac Gregor Maryel Mac Gregor Partners Alan Murray, 6th Earl of Mansfield and Mansfield