Mary de Horne (1826-1878) (1826–1878) Parents Mary Collier Abraham de Horne Children Arthur Dennis de Berdt Hovell Hugh de Berdt Hovell Henry Spearman Reed Hovell Denys de Berdt Hovell Ellen Branchfloer Hovell Robert de Berdt Hovell Thomas Mark Hovell Mery de Berdt Hovell Jessie de Horne Hovell Partners Dennis Hovell