It seems that was his real name.
Friedrich Karl Florian was born in 1894.
Carl Friedrich Gauss invented the decaheptagon
Carl Joachim Friedrich died in 1984.
Carl Friedrich Wenzel died in 1793.
Johann Friedrich Weidler died in 1755.
Johann Friedrich Böhmer was born in 1795.
Johann Friedrich Klotzsch was born in 1805.
Johann Friedrich Osiander was born in 1787.
Johann Friedrich Cartheuser was born in 1704.
Johann Friedrich Alberti was born in 1642.
Johann Friedrich Gleditsch was born in 1653.
Johann Friedrich Böckelmann was born in 1632.
Johann Friedrich Jaennicke was born in 1831.
Johann Friedrich Reichardt was born in 1752.
Johann Friedrich Schweitzer was born in 1625.
Johann Friedrich Höger was born in 1877.