Spaniard Carlos Velasco Karbayo will be referrer of the opening match of Euro 2012 on Friday between Poland and Greece at the National Stadium in Warsaw.
Velasco Karbayo , 41 years old was the fourth referrer in last month's Champions League final between Chelsea and Bayern (Munich).
He was a referee in the finals of the UEFA Cup in 2011 in which Porto beat Sporting (Braga) 1-0. Karbayo is an international referee since 2008.