Drachmann or Drachman is a surname. Notable people with the surname include:
Drachmann:
- Holger Drachmann (1846–1908), Danish poet and dramatist
- Aage Gerhardt Drachmann (1891–1980), Danish librarian and historian of science and technology
- Janus Drachmann (born 1988), Danish professional football midfielder
Drachman:
- Bernard Drachman (1861–1945), American leader of Orthodox Judaism
- Theodore S. Drachman (1904–1988), public health official and author