N'Doye akahwina menduru yegoridhe neFrance pa2014 FIBA Europe Under-16 Championship muLatvia, avhareji ye5.8 points, 3.4 rebounds uye 2.3 inobatsira pamutambo. Akakunda imwe menduru yegoridhe neFrance pa2016 FIBA U18 European Championship muSamsun, Turkey. N'Doye akakwikwidzawo mu2017 FIBA Under-19 World Cup
muCairo uye 2018 FIBA U20 European Championship muChemnitz, Germany, asi timu yake yakatadza kuwana menduru.