Steffen

Steffen is a surname, and may refer to:

• Albert Steffen (1884–1963), Swiss poet, painter, and novelist
• Alex Steffen (b. 1968), American writer and environmental futurist
• Anthony Steffen (1929–2004), Brazilian actor; acted in many spaghetti westerns
• Britta Steffen (b. 1983), German Olympic swimmer
• David Steffen, American businessman and politician
• Hans Steffen (1865–1937), German geographer and explorer of Patagonia
  • Steffen Glacier in the Northern Patagonian Ice Field
• Jim Steffen (b. 1936), American professional football player
• Konrad Steffen, glaciologist
• Otto Steffen (b. 1874, d. unknown), American Olympic gymnast
• Waldemar Steffen (b. 1872, d. unknown), German Olympic track and field athlete
• Walter Steffen (1886–1937), American professional football player
• Willi Steffen (1925–2005), Swiss professional football player
• William L. Steffen, Australian climate science expert and researcher