Lees is a surname. Notable people with the surname include:
Andrew Lees (environmentalist) (1949–1994), British environmentalistAndrew Lees (neurologist) (born 1947), English neurologistBenjamin Lees (1924–2010), American classical music composerBrian Lees (born 1923), Massachusetts politicianBrian Lees (geographer) (born 1944), Australian GeographerCharles Lees (1837–1892), British colonial administrator and governorEdwin Lees (1800–1887), British botanist and antiquarianGabriel Lees (born 1990), French-British ski mountaineerGeoffrey Lees (born 1920), English cricketerGeorge Harmon Lees (fl. 1911–1912), mayor of Hamilton, OntarioHarcourt Lees (1776–1852), Irish political pamphleteerHarrington Clare Lees (1870–1929), Anglican archbishop of MelbourneJames Lees-Milne (1908–1997), English writer and expert on country housesJim Lees (1919–2004), Commissioner of the New South Wales PoliceJoanne Lees (born 1973), girlfriend of Peter Falconio (murder victim)Meg Lees (born 1948), member of the Australian SenateMerv Lees, Australian rugby league footballerNathaniel Lees (born ?), New Zealand born actor and theatre directorParis Lees, British journalist and activistRobert Lees (1912–2004), American television and film screenwriterRobert Lees (linguist) (1922–1996), American linguistRobert James Lees (1849–1931) British spiritualist and mediumSimon Lees (born 1970), Welsh guitaristTom Lees (born 1990), English footballerWalter Lees (1875–1924), English Test cricketerWalter Edwin Lees (1887–1957), American aviatorWarren Lees (born 1952), New Zealand Test cricketer