Nathacha Kouni (born 18 February 2001) is a Swiss sprinter. She represented Switzerland at the 2023 World Athletics Championships.
Biography In June 2022, Kouni set a new Swiss U23 record for 100 metres at the Leichtathletik-Meeting de la Gruyère in Bulle, her time of 11.12 seconds surpassing the previous best set by Mujinga Kambundji. The time also moved her to third on the Swiss senior all-time list behind Kambundji and Ajla Del Ponte. She made her senior international debut at the 2022 European Athletics Championships in Munich, Germany, reaching the semi-finals of the 100 metres.
She won a bronze medal representing Switzerland at the 2023 European Athletics U23 Championships in Espoo, Finland, in the women's 4 x 100 metres relay. She represented Switzerland as part of the sprint relay team at the 2023 World Athletics Championships in Budapest.
In July 2026, she placed third behind new Swiss-record setter Géraldine Di Tizio-Frey over 100 metres at the Swiss Athletics Championships in Zurich, having equalled her personal best with a time of 11.12 seconds in the heats. She subsequently represented Switzerland at the 2026 European Athletics Championships in Birmingham in the 100 metres, reaching the semi-finals.
Athletic Achievements Personal bests TypeDistanceTime (s)Wind (m/s)VenueDateNotesIndividual eventsIndoor60 metres7.19St. Gallen, Switzerland28 February 2026200 metres 25.30Magglingen, Switzerland1 February 2020Outdoor100 metres11.12+1.9Bulle, Switzerland9 July 2022200 metres24.09+0.2Nottwil, Switzerland5 September 2021Team eventsOutdoor4 × 100 metres relay42.64Budapest, Hungary25 August 2023 International competitions 2019European U20 ChampionshipsBorås, Sweden29th (h)100 m12.447th4 × 100 m relay45.472021European U23 ChampionshipsTallinn, Estonia24th (sf)100 m11.909th (h)4 × 100 m relay44.772022European ChampionshipsMunich, Germany20th (sf)100 m11.542023European U23 ChampionshipsEspoo, Finland7th100 m11.553rd4 × 100 m relay43.59World ChampionshipsBudapest, Hungary—4 × 100 m relay2026European ChampionshipsBirmingham, United Kingdom14th (sf)100 m11.26 Personal life Kouni was born in Cameroon and raised in Dietikon, She is German-speaking.
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