Mattias Gestranius
Mattias Gestranius is a Finnish former professional football referee. He has been a full international for FIFA since 2011. He is a laboratory technician. He refereed his last official match in Veikkausliiga on 6 April 2022.
On 24 January 2024, Helsingin Sanomat revealed the long-lasted abuse of power and discrimination within refereeing in Finland, in which Gestranius has played a major role. He was rewarded for his actions to be named a VAR expert and consultant, to train the use of VAR for Finnish referees.