| Office: | Governor of Kalmar County |
| Primeminister: | Ulf Kristersson |
| Term Start: | 1 May 2021 |
| Predecessor: | Peter Sandwall |
| Office2: | Member of Parliament |
| Term Start2: | 30 September 2002 |
| Term End2: | 26 September 2022 |
| Constituency2: | Malmö Municipality |
| Birth Date: | 20 March 1964 |
| Birth Place: | Lyckeby, Blekinge County, Sweden |
| Alma Mater: | Lund University (jur. kand) |
| Occupation: | Lawyer, politician |
| Party: | Liberals |
Karl Allan Fredrik Widman (born 20 March 1964) is a Swedish politician and civil servant who currently serves as Governor of Kalmar County since 1 May 2023.[1]
A member of the Liberals, Widman was Member of Parliament (MP) from 2002 to 2022, representing Malmö Municipality. He was chairman of the parliamentary Committee on European Union Affairs from 2012 to 2014 and the Committee for Defence from 2014 to 2018.[2]