Warder may refer to: Prison officer

Places Warder, Netherlands, a village in the municipality of Zeevang Warder, Germany, a municipality in Schleswig-Holstein Warder, Ethiopia, a town in Somali Region of Ethiopia

People A. K. Warder (1924–2013), British Indologist scholar Benjamin H. Warder (1824–1894), American manufacturer Frederick B. Warder, American naval officer Frederick L. Warder (1912–1980), American politician from New York George Woodward Warder (1848–1907), American philosopher and writer John Aston Warder (1812–1883), American physician, forester, and horticulturist Laurie Warder (born 1962), Australian tennis player Marie Warder (1927–2014), founder and former President of the Hemochromatosis Society of South Africa Walter Warder (1851–1938), American politician and lawyer from Illinois

As a given name Warder Clyde Allee (1885–1955), American ecologist Warder Cresson (1798–1860), U.S. Consul to Jerusalem William Warder Norton (1891–1945), publisher

Other uses Warder (The Wheel of Time), from the novels by Robert Jordan Warder Mansion, Washington, D.C. Yeomen Warders, ceremonial guardians of the Tower of London

See also Ward (disambiguation) Werder (disambiguation)