Philipp, Landgrave of Hesse (1896–1980), twin with his brother Wolfgang; married Princess Mafalda of Savoy (1902–1944, Buchenwald), daughter of King Victor Emmanuel III of Italy and had issue. Prince Wolfgang of Hesse (1896–1989), twin with his brother Philipp. He was the designated Crown Prince of Finland officially until 14 December 1918.
Prince Frederick Charles of Hesse, King of Finland (1868–1940); married Princess Margaret of Prussia and had issue. Princess Marie-Polyxene of Hesse (1872–1882). Princess Sybille Margaret Adelheid Louise of Hesse (1877–1925); married Friedrich Alexander Henry Robert Carl Albert, Baron von Vincke (divorced 1923).
The region of Franconia is divided among the states of Hesse, Thuringia, Bavaria and Baden-Württemberg. The largest part of Franconia, both by population and area, belongs to the Free State of Bavaria and is divided into the three administrative regions (Regierungsbezirke) of Middle Franconia (capital: Ansbach), Upper Franconia (capital: Bayreuth) and Lower Franconia (capital: Würzburg).