Mary Mac Gregor (died 1934) (1848–1934) Parents Mary Charlotte Hardy Sir John Murray-Macgregor, 3rd Baronet Children Agatha Lillian Thynne Joan Thynne Mary Beryl Thynne Lionel Charles Thynne Siblings Sir Malcolm Murray-Macgregor, 4th Baronet Emily Louisa Mac Gregor Alpin Mac Gregor Atholl Mac Gregor Evan MacGregor Partners John Charles Thynne