Schwertfeger or Schwerdtfeger is a German surname:
Kai Schwertfeger (b. 1988), a German football playerTheodor Schwertfeger (ca. 1680 – after 1739), was a German architect, worked in St Petersburg, RussiaCarole Schwerdtfeger (more known by pseudonym "C. S. Adler"; b. 1932), is an American children's book author.Hans Wilhelm Eduard Schwerdtfeger (1902–1990), was a German-Canadian-Australian mathematicianPeter Schwerdtfeger (b. 1955), is a chemist