Friedrich Sertürner 🌍 Kingdom of Prussia, Prince-Bishopric of Paderborn Friedrich Silcher 🌍 Kingdom of Württemberg Friedrich Sixt von Armin 🌍 Germany Friedrich Sorge 🌍 Kingdom of Prussia, United States Friedrich Spee 🌍 Germany Friedrich Stromeyer 🌍 Kingdom of Hanover Friedrich Sämisch 🌍 Germany Friedrich Theodor Vischer 🌍 Germany, Kingdom of Württemberg Friedrich Tietjen 🌍 Grand Duchy of Oldenburg Friedrich Traun 🌍 German Empire Friedrich Waismann 🌍 Austria Friedrich Welwitsch 🌍 Austria–Hungary Friedrich Wetter 🌍 Germany, Nazi Germany Friedrich Wieck 🌍 Electorate of Saxony, Kingdom of Saxony Friedrich Wilhelm Argelander 🌍 Kingdom of Prussia Friedrich Wilhelm Bessel 🌍 Kingdom of Prussia Friedrich Wilhelm Foerster 🌍 Germany Friedrich Wilhelm Freiherr von Bülow 🌍 Kingdom of Prussia Friedrich Wilhelm Joseph Schelling 🌍 Kingdom of Württemberg, Switzerland Friedrich Wilhelm Marpurg 🌍 Germany Friedrich Wilhelm Raiffeisen 🌍 Kingdom of Prussia Friedrich Wilhelm Schadow 🌍 Kingdom of Prussia Friedrich Wilhelm Zachow 🌍 Germany Friedrich Wilhelm von Seydlitz 🌍 Holy Roman Empire Friedrich Wilhelm von Steuben 🌍 Kingdom of Prussia, United States Friedrich Zander 🌍 Russian Empire, Soviet Union Friedrich de la Motte Fouqué 🌍 Kingdom of Prussia Friedrich von Adelung 🌍 Kingdom of Prussia, Russian Empire Friedrich von Amerling 🌍 Austrian Empire, Austria–Hungary Friedrich von Berchtold 🌍 Austria–Hungary, Austrian Empire Friedrich von Bernhardi 🌍 Kingdom of Prussia, German Reich Friedrich von Bodenstedt 🌍 Kingdom of Prussia Friedrich von Esmarch 🌍 German Empire Friedrich von Flotow 🌍 Grand Duchy of Mecklenburg-Schwerin Friedrich von Gentz 🌍 Kingdom of Prussia Friedrich von Gärtner 🌍 Kingdom of Bavaria Friedrich von Hagedorn 🌍 Germany Friedrich von Huene 🌍 German Reich, Germany Friedrich von Ingenohl 🌍 Germany Friedrich von Schmidt 🌍 Kingdom of Württemberg, Austria–Hungary Friedrich von Wieser 🌍 Austria–Hungary, Austria Friedrich-Werner Graf von der Schulenburg 🌍 German Reich Friedrich-Wilhelm Krüger 🌍 Germany Frigyes Karinthy 🌍 Hungary Frigyes Riesz 🌍 Hungary Frithiof Mårtensson 🌍 Sweden Frithjof Schuon 🌍 Switzerland Frithjof Ulleberg 🌍 Norway Fritjof Capra 🌍 Austria Frits Bolkestein 🌍 Kingdom of the Netherlands Frits Clausen 🌍 Germany, Kingdom of Denmark Frits Thaulow 🌍 Norway Frits Zernike 🌍 Kingdom of the Netherlands Fritz Albert Lipmann 🌍 Germany, United States Fritz Bauer 🌍 Germany Fritz Bayerlein 🌍 Germany Fritz Bleyl 🌍 Germany Fritz Buchloh 🌍 Germany Fritz Busch 🌍 Germany Fritz Feld 🌍 Germany, United States