Famous Celebrity from Darmstadt Ernest Louis, Grand Duke of Hesse (69 years)Sascha Bert (48 years)Princess Irene of Hesse and by Rhine (87 years)Menowin Fröhlich (36 years)Georg von Hertling (76 years)Landgravine Louise of Hesse-Darmstadt (1761â1829) (68 years)Alexander von Brill (93 years)Ludwig Freiherr von und zu der Tann-Rathsamhausen (66 years)