Notable people with the surname Law include:
Acie Law IV (born 1985), American basketball player
Alfred Law (1860–1939), English politician
Alfred Law (cricketer) (1862–1919), English cricketer
Alvin Law (born 1960), Canadian motivational speaker
Andrew Law (disambiguation), several people
Annie Law (died 1889), conchologist
Bernard Francis Law (born 1931), former Archbishop of Boston
Bonar Law (1858–1923), British prime minister
Brian Law (born 1970), Welsh international footballer
Evander M. Law (1836–1920), general in the Confederate States Army
Denis Law (born 1940), Scottish football player
Derek Law (born 1990), American baseball pitcher
Don Law (1902–1982), English-born country music record producer and executive
John Law (disambiguation), several people
Jude Law (born 1972), English actor
Peter Law (1948–2006), Welsh politician
Peter Law (actor) (born 1948), English actor and father of Jude Law
Phyllida Law (born 1932), Scottish actress
Rick Law (born 1969), American illustrator
Robert D. Law (1944–1969), United States Medal of Honor recipient
Rudy Law (born 1956), American baseball player
Satya Churn Law (died 1984), Indian educationist
Tony Law (born 1969), Canadian comedian
Ty Law (born 1974), American football cornerback
Vance Law (born 1956), American baseball player and coach
Vern Law (born 1930), American baseball pitcher
William Law (1686–1761), British theologian
William Law (Latter Day Saints) (1809–1892), early leader in the Latter Day Saint movement
Persons with the surname "Law"(羅) include:
Law Kar Po (born 1947/1948), Chinese executive. Chairman of Park Hotel Group.