Johann Friedrich Blumenbach was born on May 11, 1752.
Johann Friedrich Agricola was born on January 4, 1720.
Johann Friedrich Pfaff was born on December 22, 1765.
Johann Friedrich Fasch was born on April 15, 1688.
Johann Friedrich Gronovius was born on September 8, 1611.
Johann Christoph Friedrich Bach was born on June 21, 1732.
Johann Karl Friedrich Rosenkranz was born on April 23, 1805.
Justus Johann Friedrich Dotzauer was born on January 20, 1783.
Johann Friedrich Krummnow died in 1880.
Johann Friedrich Böhmer died in 1863.
Johann Friedrich Böhmer was born in 1795.
Johann Friedrich Klotzsch died in 1860.
Johann Friedrich Klotzsch was born in 1805.