Friedrich Fröhlich
Friedrich Fröhlich is the name of the following people:
- Friedrich Fröhlich (politician) (1880–1964), German politician, mayor of Crailsheim
- Friedrich Karl Fröhlich (1930-2001), German politician (SPD)
- Friedrich Theodor Fröhlich (1803–1836), Swiss composer
- Friedrich Wilhelm Fröhlich (1879–1932), Austro-German physiologist