Marks is a surname originating from Cornwall and Devon, and also a German or Jewish name. Individuals with this surname include:
Adolf Marks (1838–1904), Russian publisher
Alfred Marks (1921–1996), British comic actor and comedian
Amelia Marks (2011-present), British woman
Ann Marks (1941–2016), British physicist and science communicator
Bob Marks (born 1932), American politician
Bruce Marks (politician) (born 1957), American politician
Bryony Marks (born c.1971), Australian screen composer
C. Hardaway Marks (1920–2004), American politician
Caren Marks (born 1963), German politician
Caroline Marks (born 2002), American professional surfer
David Marks (disambiguation)
Dennis Marks (screenwriter), (1932–2006), American television writer in animation including Batfink and The Beatles
Elias Marks (1790–1886), American physician and educator
Gloria Marks (1923–20??), All-American Girls Professional Baseball League player
Harry Marks (disambiguation)
Heather Marks (born 1988), Canadian model
Howard Marks (1945–2016), British drug dealer and author
Howard Marks (investor) (born 1946), one of the founders of private equity firm Oaktree Capital Management
Jack Marks (ice hockey) (1882–1945), Canadian professional ice hockey player
Joel Marks, American academic
John Marks (disambiguation), multiple people
Jon Marks (1947–2007), British jazz pianist
Jonathan Marks, Baron Marks of Henley-on-Thames (born 1952), British barrister and Liberal Democrat peer
Jonathan M. Marks (born 1955), American biological anthropologist at the University of North Carolina at Charlotte
Justin Marks (born 1981), American race car driver
Kenny Marks (1950–2018), American singer
Laurence Marks (British writer) (born 1948) British TV writer who usually wrote with Maurice Gran, mainly known for sitcoms such as The New Statesman and Birds of a Feather
Laurence Marks (American writer) (1915–1993), American writer for radio and television shows including M*A*S*H
Laurence Marks (journalist), (1928–1996), British journalist who wrote for many years for The Observer and The Sunday Times
Laurence D. Marks (born 1954), American professor of materials science and engineering
Laurie J. Marks (born 1957), American fantasy writer
Leo Marks (1920–2001), British cryptographer and writer
Louis Marks (1928–2010), British television writer and script editor
Luba Marks, American fashion designer of French-Russian descent, former ballet dancer
Marc L. Marks (1927–2018), American politician and lawyer
Martin A. Marks (1853–1916), American businessman
Meredith Marks (born 1971), American television personality
Michael Marks (1859–1907), retailer, co-founder of the retail chain Marks & Spencer
Milton Marks (1920–1998), American politician
Morris Lyon Marks (1824–1893) politician in South Australia
Ryan Marks, American men's college basketball coach
Sammy Marks, Lithuanian-born South African industrialist and financier
Stuart Marks, Baron Marks of Hale, British businessman and politician
Sutton Marks (1928–2025), American businessman and politician from Mississippi
Vic Marks (born 1955), Somerset and England cricketer and sports writer
Wally Marks (1905–1992), American college sports coach, administrator, and university instructor
Walter Marks (composer) (born 1934), American songwriter, playwright, screenwriter, and novelist
Woody Marks (born 2000), American football player