Jantzen (disambiguation)

Jantzen is a clothing company based in Portland, Oregon, United States.

Jantzen may also refer to:

People with surname Jantzen

 * Alice C. Jantzen (1918–1983), American occupational therapist
 * Christian Jantzen (born 1977), Australian sports journalist
 * Grace Jantzen (1948–2006), British philosopher and theologian
 * Heinie Jantzen (1890–1948), American Major League Baseball player
 * Hermann Jantzen (1866–1959), Mennonite missionary to Russian Turkestan
 * Jens Carsten Jantzen (born 1948), German mathematician
 * Jesse Jantzen, American wrestler
 * Robert A. Jantzen, Director of the United States Fish and Wildlife Service from 1981 to 1986

Other

 * Jantzen & Thormählen, a defunct German company that operated in Cameroon
 * Jantzen Beach, a former amusement park in Portland, Oregon, U.S., and later the site of a shopping center
 * Jantzen Knitting Mills Company Building, in Portland, Oregon, listed on the U.S. National Register of Historic Places
 * Jantzen filtration, a mathematical filtration
 * The Stephan Jantzen, a German icebreaker ship
 * The Italian ship MV Sebastiano Veniero originally sailed as the Dutch ship Jason and was referred to in some German records as the Jantzen