Henry Colley Hawker (died 1912) (1860–1912) Parents George Charles Hawker Children Seymour Arden Hawker Sylvia Hawker Lanoe Hawker Tyrrell Mann Hawker Siola Dorothy Hawker Salome Hawker Siblings George Charles Hawker Elizabeth Joanna Naomi Hawker Bertram Robert Hawker Edward Hawker Partners Julia Hawker