Father of Princess Marie Louise (1879-1948), Prince George William (1880-1912), Princess Alexandra (1882-1963), Princess Olga (1884-1958), Prince Christian (1885-1901) and Prince Ernest Augustus of Hannover and Cumberland (1887-1953).
Brother of Princess Frederica of Hannover (1848-1926) and Princess Marie of Hannover (1849-1904).
Son of King George V of Hannover (1819-1878) and his wife, Princess Marie of Saxe-Altenburg (1818-1907).