Education
University of Helsinki.
University of Helsinki.
He is the husband of Tarja Halonen, who was the President of Finland between 2000 and 2012. During that time, he held the unofficial title of First Gentleman of Finland. Arajärvi was elected to the Helsinki City Council in the 2012 municipal elections.
Foreign honours
Belgium: Grand Cross of the Order of the Crown (April 2004).
Belgium: Grand Cross of the Order of the Crown (April 2004) Estonia: 1st Class of the Order of the Cross of Terra Mariana & Order of the White Star Iceland: Grand Cross of the Order of the Falcon (19 September 2000) Sweden: Member of the Order of the Polar Star (Note: He is not a knight) Latvia: Commander Grand Cross of the Order of Three Stars Luxembourg: Grand Cross of the Order of Adolphe of Nassau (November 2008).
He is a non-active member of a Finnish scout troop Helsingin Kotkat.