| Native Name Lang: | el |
| Native Name: | Κώστας Αγοραστός |
| Office: | Regional Governor of Thessaly |
| Term Start: | 1 January 2011 |
| Term End: | 31 December 2023 |
| Successor: | Dimitrios Kouretas |
| Office1: | Member of the Hellenic Parliament |
| Term Start1: | 7 March 2004 |
| Term End1: | 7 September 2009 |
| Birth Date: | 1963 |
| Birth Place: | Larissa, Greece |
| Party: | New Democracy |
| Occupation: | Politician |
| Education: | University of Piraeus |
Konstantinos Agorastos (1963, Larissa, Greece) is a Greek politician, Governor of Thessaly during the period 2011–2023, and previously a Member of Greek Parliament, representing Larissa (2004–09).
A graduate of the Piraeus School of Industry, he teaches as an associate professor at the University of Macedonia. He holds a PhD from the University of Bradford. He is married to Christina Panagi and they have 2 children.
After the municipal elections of 1998, he was elected as a councillor and president of the Larissa Municipal Council (1999–2004). He was elected as a member of parliament for Larissa in the 2004 and 2007 elections with New Democracy.[1]
He was elected Governor of the Thessaly Region in the 2010 elections with 50.56% of the vote.[2] He took office on 1 January 2011.
In a poll conducted in 2013, he was ranked the second most popular regional governor in Greece.[3] He was elected in January 2011 on 1 January 2011.
In the May 2014 regional elections, he was re-elected as regional governor in the second round.[4]
Agorastos was re-elected regional governor in the 2019 regional elections with 56% of the first round vote.[5] In the 2023 regional elections he lost in the second round to Dimitris Kouretas.