Marcelo Fabián Cascabelo Ferreyra (born 6 February 1964) is a retired Argentine long-distance runner who competed primarily in the 3000 metres steeplechase.
[2] He represented his country at the 1992 Summer Olympics without advancing from the first round.
He also competed at one outdoor and one indoor World Championships.
He won the Konex Award from Argentina in 1990.
This biographical article relating to Argentine athletics is a stub.