Alexandre Dällenbach (born 31 July 1991) is a Swiss modern pentathlete.
He used to compete in swimming and triathlon before focusing on modern pentathlon.
He served a suspension for two years for doping in February 2012, following a positive finding for testosterone.
[2][3][4] He run gold in the mixed relay and silver in the individual laser run at the 2023 World Modern Pentathlon Championships in Bath, England.
[6] He qualified for the final with the best swimming time in his group.