Hammersley is a surname. Notable people with the surname include:

Ben Hammersley (born 1976), British photojournalist Charles E. Hammersley (died 1957), American politician Frederick Hammersley (1824–1901), Major-General and the first Inspector of Gymnasia in the British Army Frederick Hammersley (1858-1924), British Army officer, commanded the Landing at Suvla Bay by his division during the Gallipoli Campaign Frederick Hammersley (1919–2009), American abstract painter James Astbury Hammersley (1815–1869), English painter, and teacher of art and design John Hammersley (1920–2004), British mathematician Martyn Hammersley (born 1949), British sociologist Peter Hammersley (1928–2020), British admiral Rachel Hammersley (born 1974), British historian Reuben Hammersley (1897–1940), English World War I flying ace Rodolfo Hammersley (born 1889, date of death unknown), Chilean track and field athlete Samuel Hammersley (1892–1965), Conservative Party politician in England William Hammersley (1826–1886), sports journalist in Australia

Other uses Hammersley Inlet, part of Puget Sound in Washington, USA Hammersley Wild Area, in Pennsylvania, USA Hammersley Fork, also in Pennsylvania, USA

See also Hamersley (disambiguation) Hämmerli, a European manufacturer of firearms