Luxembourg archers booked Olympic places in the men's individual recurve based on the world ranking.

Luxembourgian athletes achieved the entry standards, either by qualifying time or by world ranking, in the following track and field events (up to a maximum of 3 athletes in each event):[2][3] Luxembourg entered a squad of three riders (two men and one woman) to compete in their respective Olympic road races, by virtue of their top 50 national finish (for men) and top 22 (for women) in the UCI World Ranking.

Going to her sixth straight Olympics, Ni Xialian secured one of three available spots in the women's singles with a bronze medal victory at the 2019 European Games in Minsk, Belarus.

[8] Meanwhile, Sarah de Nutte was automatically selected among the top ten table tennis players vying for qualification to join Ni Xialian in the same event based on the ITTF Olympic Rankings of June 1, 2021.

[9] Luxembourg qualified a single triathlete via the Individual World Rankings, signifying the nation's Olympic return to the sport for the first time since Beijing 2008.