People with the surname Freytag (Friday in German) include:
Adam Freytag (1608–50), Polish mathematician and military engineer
Arny Freytag, American photographer
Georg Wilhelm Friedrich Freytag (1788-1861), German philologist
Gustav Freytag (1816-1895), German dramatist
Freytag's pyramid
Bernd von Freytag-Loringhoven (1914-2007), Baltic German general
Elsa von Freytag-Loringhoven (1874-1927), Dada-artist
Wessel von Freytag-Loringhoven (1899-1944), Baltic German member of the resistance against Adolf Hitler
