Đồng was born in 1912. Đồng's father was Bách and his mother was Qúy Nghiêm phú. His paternal grandparents were Vinh and Tĩnh Nguyễn Huy. He had five brothers and three sisters, named Ngô, Liễu, Căn, Dương, Du, Ré, Thục and Nhàn. He died at the age of 21 on August 8th, 1933.