Swiss football referee (born 1976)
Nikolaj Haenni[1] (born 2 March 1976) is a Swiss football referee. He refereed his first match in the Swiss Super League on 18 August 2007, when he officiated between F.C. St. Gallen and Neuchâtel Xamax. He has been a FIFA-listed referee since 2011, and is a UEFA category 3 referee.[2][3][4]
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