Tuhia he tomokanga mo tenei whitianga - I whanau mai i Melbourne, Canada East, te tama a Udolphus Aylmer, 7th Baron Aylmer me Mary Journeaux, i whakaakona a Aylmer i te Kura Tuarua o Montreal me te Royal Naval College i Portsmouth, Ingarangi. I mahi ia i roto i te hōia o Kānata i te wā o ngā whakaekenga a Fenian
Ko ia hoki he rangatira i te Royal Marine Artillery. I whakahaerehia e ia te Richmond Field Battery i te tau 1876 a i whakahaerehia e ia te whakahau tae noa ki te Noema 1887, i te wa i reti ai ia me te taumata o te rangatira.