| Katrín Júlíusdóttir | |
| Office: | Minister for Finance and Economic Affairs |
| Primeminister: | Jóhanna Sigurðardóttir |
| Term Start: | 1 October 2012 |
| Term End: | 23 May 2013 |
| Predecessor: | Oddný G. Harðardóttir |
| Office1: | Minister for Industry, Energy and Tourism |
| Primeminister1: | Jóhanna Sigurðardóttir |
| Term Start1: | 10 May 2009 |
| Term End1: | 4 September 2012 |
| Successor1: | Steingrímur J. Sigfússon (as Minister of Industries and Innovation) |
| Birth Date: | 23 November 1974 |
| Birth Place: | Reykjavík, Iceland |
| Spouse: | Bjarni M. Bjarnason |
| Children: | 4 |
| Party: | Social Democratic Alliance |
Katrín Júlíusdóttir (born 23 November 1974), is a former Icelandic politician and author. She was elected to the Parliament of Iceland in 2003 and served as Minister of Industry, Energy and Tourism from May 2009 to September 2012 and as Minister of Finance and Economy from 2012 to 2013.[1] In 2016, she left politics and has since been the Managing Director of Finance Iceland. In 2020, she received the Svartfuglinn-Award for her first crime novel, Sykur (en: Sugar), published by Veröld in October 2020. Katrín is married to the Icelandic author Bjarni M. Bjarnason and they have four sons.