Nikolai Baden Frederiksen (born 18 May 2000) is a Danish professional footballer who plays as a forward for Lyngby.
Baden started playing football at Næsby BK, and joined FC Nordsjælland in the summer 2015.
After 9 appearances in Serie C, Baden was loaned out to Dutch club Fortuna Sittard on 31 January 2020 for the rest of the season.
On August 23, 2024, Baden was therefore loaned out to Swedish Allsvenskan club IFK Göteborg for the rest of the year with a built-in option to buy.
[18] On November 14, 2024, Göteborg, who only managed to play 140 minutes, confirmed his return to Lyngby and that the Swedish club would not exercise the purchase option.