Noah Junior Sadiki (born 17 December 2004) is a professional footballer who plays as a full-back, centre-back or defensive midfielder for Union Saint-Gilloise.

Born in Belgium, he represents the DR Congo national team.

[2] He signed his first professional contract in February 2022 on a one-year deal, with the option of a further year.

[2] On 27 July 2023, Sadiki left Anderlecht and joined Union SG on a four-year contract, for a reported fee of €1.4 million.

[7] In October 2023, Sadiki was called up to the DR Congo U21s to play in a two match series against Tunisia U21s.