Genilson or Genílson is a Brazilian given name. Notable people with the name include:
Genilson da Rocha Santos (born 1971), Brazilian football defender Genílson Alves (born 1974), Brazilian football forward Genílson Ventura Mendes de Oliveira (born 1990), Brazilian football centre-back Genilson dos Santos Júnior (born 1997), Brazilian football defender commonly known as Espeto