Rackham may refer to:

• Arthur Rackham (1867–1939), English illustrator and painter
• Bernard Rackham (1876–1964), English museum curator and writer on ceramics and stained glass
• Clara Rackham (1875–1966), English politician, social reformer, and pioneering radio broadcaster
• Harris Rackham (1868–1944), Cambridge classical scholar
• Horace Rackham (1858–1933), American philanthropist and early stockholder in the Ford motor company
• John "Calico Jack" Rackham (1682–1720), English pirate
• John Rackham (writer)
• Melinda Rackham (born 1959), Australian networked artist and writer
• Oliver Rackham (1939–2015), English botanist
• Sharon Rackham (born 1974), Australian Paralympic athlete
• Simon Rackham (born 1964), English composer and artist

• Mazer Rackham, from Ender's Game by Orson Scott Card
• Red Rackham, from the Tintin comic books by Hergé

• Rackham Lane, Oxford, England
• Rackham, West Sussex, England

• HMS Rackham (M2722) (launched 1956), a minesweeper
• Rackhams, trading name of House of Fraser
• Rackham Graduate School of the University of Michigan
• Rackham (company), defunct French miniature and role-playing games production company