Cocks is a surname. Notable people with the surname include:
Von Cocks, Australian cricket umpireCharles Cocks, British 19th century wine enthusiast, author of Cocks & FéretClifford Cocks, British cryptographerJay Cocks, film writerRichard Cocks, English trader in Japan in the seventeenth centuryCharles Cocks, 1st Baron Somers (1725–1806)John Sommers Cocks, 1st Earl Somers (1760–1841)John Somers Somers-Cocks, 2nd Earl Somers (1788–1852)Charles Somers Somers-Cocks, 3rd Earl Somers (1819–1883)Philip Reginald Cocks, 5th Baron Somers (1815–1899)Arthur Herbert Tennyson Somers-Cocks, 6th Baron Somers (1887–1944)Arthur Percy Somers Cocks, 7th Baron Somers (1864–1953)John Patrick Somers Cocks, 8th Baron Somers (1907–1995)Philip Sebastian Somers-Cocks, 9th Baron Somers (born 1948)