Steffen is a

surname In some cultures, a surname, family name, or last name is the portion of one's personal name that indicates one's family, tribe or community. Practices vary by culture. The family name may be placed at either the start of a person's full name ...

and

given name A given name (also known as a forename or first name) is the part of a personal name quoted in that identifies a person, potentially with a middle name as well, and differentiates that person from the other members of a group (typically a fa ...

, 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 * Clare E. Steffen (b. 1954), American psychologist * David Steffen, American businessman and politician * Hans Steffen (1865–1937), German geographer and explorer of Patagonia *

Jason Steffen Jason Hyrum Steffen (born May 15, 1975) is an American astrophysicist and assistant professor of physics and astronomy at the University of Nevada, Las Vegas (UNLV). He is also a member of the science team for NASA's Kepler mission. He worked at ...

(b. 1975), American physicist * Jim Steffen (1936–2015), American football player *

Kai Steffen Kai Steffen (born 19 September 1961 in Hamburg) is a former German professional football player. Steffen played in youth team of Hamburger SV. In 1979, he went to California Surf and played for two years in the NASL. 1981 he returned to Germany a ...

(born 1961), German football player *

Konrad Steffen Konrad "Koni" Steffen (2 January 1952 – 8 August 2020) was a Swiss glaciologist, known for his research into the impact of global warming on the Arctic. Early life and education Konrad Steffen was born on January 2, 1952, in Zurich, Switzerla ...

(1952-2020), Swiss glaciologist and Arctic climate researcher * Otto Steffen (b. 1874, d. unknown), American Olympic gymnast * Renato Steffen (born 1991), Swiss football player * Sonja Steffen (b. 1963), German politician * Thomas L. Steffen (1930–2020), American judge * 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 football player *

William L. Steffen Will Steffen (born 1947) is an American chemist. He was the executive director of the Australian National University (ANU) Climate Change Institute and a member of the Australian Climate Commission until its dissolution in September 2013. From ...

, Australian climate science expert and researcher * Zack Steffen (born 1995), American soccer player

See also