Hempelmann
Hempelmann or Hempleman is a surname. Notable people with the surname include:

Alicia Hempleman-Adams (born 1989), British polar traveler
David Hempleman-Adams (born 1956), British industrialist and adventurer
Henry Valence Hempleman (1922–2006), British researcher
Josef Hempelmann (1893–1967), German architect and politician
John Hempleman (1933–2019), New Zealand motorcycle road racer
Louis Hempelmann (1914–1993), American physician