[3] Fontijn started amateur boxing in 2007 and has been competing in the middleweight or 75 kg class.

[4] She won silver at the 2011 European Championships in Rotterdam, after losing in the final from Nadezhda Torlopova.

[7] She won silver at the 2016 World Championships in Astana and again silver at the 2016 Summer Olympics in Rio de Janeiro, both times after losing 3–0 to Claressa Shields in the final.

[1][8] Fontijn also competed at the 2020 Summer Olympics in Tokyo where she won the bronze medal.

[9] Media related to Nouchka Fontijn at Wikimedia Commons