Nelly Banco (born 17 February 1986 in Châtenay-Malabry) is a French athlete, specialising in the 200 metres.

In 2004, Nelly Banco won the bronze medal in the 4 × 100 metres relay during the Junior World Championships at Grosseto.

The French team, also made up of Natacha Vouaux, Lina Jacques-Sébastien and aurélie kamga, established a new French junior record for the discipline in 43 68 s. French Junior Champion in the 200m in 2005, Nelly won a new bronze medal in the 400m relay at the Junior European Championships at Kaunas.

In 2010, Nelly Banco ran in the preliminary 4 × 100 m heats at the European Championships in Barcelona and allowed the French team to qualify for the final (43 35 s).

[1] Not selected for the final, she nevertheless received the silver medal for being part of the team in the previous rounds.