Augustus Anthony Frederick Irby (1820-1870) (1820–1870) Parents George Irby, 3rd Baron Boston Rachel Ives Drake Children Charlotte Augusta Irby Cecilia Constance Irby Siblings George Irby, 4th Baron Boston Llewellyn Charles Robert Irby William Drake Irby Georgina Albinia Irby Catherine Cecilia Irby Charlotte Isabella Irby Frances Matilda Irby Rachel Emily Irby Frederica Maria Louisa Irby Partners Jessie Augusta Montgomery-Cuninghame