Each National Olympic Committee (NOC) can enter a maximum of 5 competitors, 3 males and 2 females with a maximum of 1 competitor in each weight category. As hosts, Argentina was given three quotas (2 boys and 1 girl) to compete and a further 10 quotas, 7 males and 3 females were given to the Tripartite Commission. The remaining 69 places are to be decided through qualification events, namely the 2017 Women's Youth World Championship and continental qualification events.[1]
To be eligible to participate at the Youth Olympics athletes must have been born between 1 January 2000 and 31 December 2001. Furthermore, all athletes must have participated at an AIBA Women's Youth World Championships or at a Youth Continental Championship.[1]