Rayan Ghedjemis (; born 11 September 2000) is an Algerian tennis player who previously represented France.
Ghedjemis won Les Petits As in 2014. He has a career high ATP singles ranking of 400 achieved on 30 September 2019. He also has a career high ATP doubles ranking of 805 achieved on 1 July 2019. Ghedjemis made his ATP main draw debut at the 2019 Moselle Open after receiving a wildcard for the singles main draw.
Born in France, Ghedjemis is of Algerian descent. In May 2022, he changed his name from Rayane Roumane to Rayan Ghedjemis, alongside his nationality from French to Algerian.