Mervyn William Archdall (born 1818) (1818–1845) Parents William Archdall Louisa Hewan Children Siblings Catherine Archdall Elizabeth Archdall Anne Archdall Henry George Archdall John Charles Archdall Helen Hewan Archdall Thomas Hewan Archdall Catherine Archdall Antonia Leslie Archdall Partners Abigail Martin