Sven Otto Julius Littorin (born 1966) is a Swedish former politician and architect of major structural reforms.

As Minister for Employment in the cabinet of Fredrik Reinfeldt, he was in charge of the major overhaul of Swedish labor policies between 2006-2010.

Between 1991 and 1993, he was chief of staff to Minister for Fiscal and Financial Affairs, Bo Lundgren, later leader of the Moderate Party.

[4] As Sweden's Minister for Employment, Littorin was in charge of USD 12bn of the government budget; the second largest part of public spending, covering areas such as the unemployment insurance system, active labor market programs, and nine government agencies, including the Swedish Public Employment Service, the Work Environment Authority, and the Labor Court.

Littorin was in charge of some of the major policy reforms introduced during the first government of Prime Minister Fredrik Reinfeldt.

These reforms included a major overhaul of the unemployment insurance system and a complete renovation of the Public Employment Service, introducing new instructions, a new board of directors, a new management team, a new structure and organization, new targets and incentives, as well as opening up for private competition.