| Ragnheiður Elín Árnadóttir | |
| Office1: | Minister for Industry and Commerce |
| Term Start1: | 23 May 2013 |
| Term End1: | 11 January 2017 |
| Primeminister1: | Sigmundur Davíð Gunnlaugsson |
| Predecessor1: | Katrín Júlíusdóttir |
| Birth Date: | 1967 9, df=y |
| Birth Place: | Keflavík, Iceland |
| Party: | Independence Party |
Ragnheiður Elín Árnadóttir (born 30 September 1967) is an Icelandic politician who is the director of the OECD Development Centre.[1] She was previously the Minister of Industry and Commerce between 2013 and 2017 and an elected Member of Parliament for the Independence Party between 2007 and 2016.