| Birth Date: | 21 April 1959 |
| Birth Place: | Stockholm, Sweden |
| Party: | Social Democratic |
| Office: | Minister for Democracy, Metropolitan Affairs, Integration, and Gender Equality |
| Term Start: | 2004 |
| Term End: | 2006 |
Jens Olov Heinrich Orback (born 21 April 1959 in Stockholm) is a Swedish Social Democratic politician. He was Minister for Democracy, Metropolitan Affairs, Integration, and Gender Equality in the Ministry of Justice in the Cabinet of Göran Persson (2004-2006).
Jens Orback graduated from Stockholm University in 1985 with a Bachelor of Science in Economics. He was active in the Swedish Social Democratic Youth League at a local level, and worked in the Ministry of Finance in the late 1980s, before embarking on a career as a television journalist with the public service channels of Sveriges Television. In 2002, he returned to local politics in Stockholm, serving as the chair of the council of Maria-Gamla Stan borough until he became a minister on 1 November 2004.