Johann Friedrich Hahn died in 1779.
Friedrich von Hahn was born in 1742.
Johann Michael Hahn was born in 1758.
Johann Georg von Hahn was born in 1811.
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.