Zeffiro Furiassi (Italian pronunciation: [ˈdzɛffiro fuˈrjassi]; 19 January 1923 – 4 November 1974) was an Italian footballer who played as a defender.

Furiasso was born in Pesaro.

Playing for Fiorentina and Lazio, he played eight seasons as a starter and racked up 239 appearances in Serie A without ever scoring a goal.

Furiassi made his only two appearances in the Italy national team, at the 1950 World Cup.

This biographical article related to association football in Italy, about a defender born in the 1920s, is a stub.