Having started his career in his native Finland, he went on to play for several clubs in the Netherlands, Greece, Germany, England, and the USA.
Kolkka then moved to Greek side Panathinaikos in 2001 for a transfer fee of €2.3 million,[3] and he spent two seasons there.
After leaving Greece, Kolkka played a season each for Borussia Mönchengladbach of the German Bundesliga, and in Crystal Palace of the English Premier League, to which he transferred for a fee of €750.000.
[7] He was released by Palace, and returned to the Netherlands in 2005, signing a one-year deal with ADO Den Haag.
[citation needed] After his contract with the Dutch Lions expired, Kolkka returned to the Netherlands, working as a youth coach for his former club PSV.