Rader is a German surname and may refer to:

  • Abbey Rader (1943–2025), American jazz drummer and composer
  • Andrew Rader, Canadian aerospace engineer
  • Brad Rader, American comic book writer
  • Bruce Rader (born 1954), American broadcaster
  • Daniel Rader, American professor
  • Danny Rader (born 1981), American musician
  • Dave Rader (disambiguation)
  • David Rader (born 1957), American football coach
  • Dean Rader, American writer
  • Dennis Rader (born 1945), American serial killer
  • Don Rader (disambiguation)
  • Dotson Rader (born 1942), American playwright
  • Doug Rader (born 1944), American baseball player
  • Drew Rader (1901–1975), American baseball player
  • Erich Raeder (1876–1960), German admiral
  • Frank Rader (1848–1897), American politician
  • Gary Rader (1944–1973), American army officer
  • Howie Rader (1921–1991), American basketball player
  • Jack Rader, American politician
  • Jason Rader (born 1981), American football player
  • John Rader (born 1927), American politician
  • Kevin Rader (disambiguation)
  • L. E. Rader (1864–1910), American politician
  • Len Rader (1921–1996), American basketball player
  • Lloyd E. Rader Sr. (1906–1986), American politician
  • Marie Rader (born 1941), American politician
  • Matthew Rader (1561–1634), Italian philologist
  • Melvin Rader (1903–1981), American author
  • Michael Rader, American actor
  • Moira Rader, American politician
  • Paul Rader (born 1934), American religious leader
  • Paul Rader (evangelist) (1878–1938), American evangelist
  • Peary Rader (1909–1991), American bodybuilder
  • Randall Ray Rader (born 1949), American judge
  • Richard Rader (born 1959), U.S. Virgin Island equestrian
  • Ripley Rader, American fashion designer
  • Stanley Rader (1930–2002), American attorney
  • Stephanie Rader (1915–2016), American undercover agent
  • Tristan Rader, American politician
  • William C. Rader (born 1938), American psychiatrist

See also

  • Lori Rader-Day, American author of mystery, crime, and suspense novels
  • Rader, Missouri, a community in the United States
  • Rader's FFT algorithm, fast Fourier transform algorithm that computes the discrete Fourier transform of prime sizes
  • Ræder, a surname
  • Rayder, a surname
  • Reder, a surname
  • Rehder, a surname