Catherine Cecilia Irby (died 1894) (d. 1894) Parents Rachel Ives Drake George Irby, 3rd Baron Boston Children Constance Pratt Douglas Walter Joseph Caulfeild Pratt Cecil de Montmorency Caulfeild Pratt Gerald George Caulfeild Pratt Siblings George Irby, 4th Baron Boston Llewellyn Charles Robert Irby William Drake Irby Georgina Albinia Irby Augustus Anthony Frederick Irby Charlotte Isabella Irby Rachel Emily Irby Frances Matilda Irby Frederica Maria Louisa Irby Partners Walter Caulfeild Pratt