Laidlaw (surname)
Laidlaw is a Scottish surname. Notable people with the surname include:
- Alex Laidlaw (1877–1933), Scottish sportsman
 - Anna Robena Laidlaw (1819–1901), British pianist
 - Bill Laidlaw (1914–1941), Scottish professional golfer
 - Sir Christophor Laidlaw (1922–2010), British businessman
 - Chris Laidlaw (born 1943), New Zealand rugby union player, public servant, diplomat, radio host and politician
 - Clyde Laidlaw (1933–2024), Australian rules footballer
 - Daniel Laidlaw (1875–1950), Scottish piper, recipient of the Victoria Cross
 - Diana Laidlaw (born 1951), South Australian politician
 - Don Laidlaw (1923–2009), South Australian politician, father of Diana
 - Ethan Laidlaw (1899–1963), American actor
 - Frank Fortescue Laidlaw (1876–1963), British biologist
 - Frank Laidlaw (1940–2025), Scottish rugby union player
 - George Laidlaw (1828–1889), British-Canadian businessman
 - Greig Laidlaw (born 1985), Scottish rugby union player
 - Harriet Burton Laidlaw (1873–1949), American social reformer and suffragist
 - Irvine Laidlaw, Baron Laidlaw (born 1942), Scottish businessman
 - James Laidlaw (1822–1905), multiple people
 - Joe Laidlaw (1950–2021), English footballer
 - John Coleman Laidlaw (1921–2015), Canadian endocrinologist
 - John Laidlaw (born 1936), English footballer
 - Lorna Laidlaw (born 1963), English actress and television presenter
 - Kevin Laidlaw (1934–2024), New Zealand rugby union player
 - Marc Laidlaw (born 1960), American writer
 - Matthew Laidlaw (born 1987), Australian rules footballer
 - Patrick Laidlaw (1881–1940), Scottish virologist
 - Paul Laidlaw (born 1967), Scottish auctioneer and television personality
 - Sir Robert Laidlaw (MP) (1856–1915), British philanthropist, entrepreneur and politician
 - Robert Laidlaw (1885–1971), New Zealand businessman
 - Ross Laidlaw (author), Scottish writer, active since 1979
 - Ross Laidlaw (born 1992), Scottish football goalkeeper
 - Roy Laidlaw (born 1953), Scottish rugby union player
 - Stuart Laidlaw (1877–1960), Canadian lacrosse player
 - Thomas Laidlaw (politician) (1813–1876), Scottish-born Australian politician
 - Thomas Kennedy Laidlaw (1864–1943), Irish racehorse owner
 - Tom Laidlaw (born 1958), Canadian ice hockey player
 - William Laidlaw (poet) (1780–1845), Scottish poet
 - William G. Laidlaw (1840–1908), U.S. Representative from New York