Fuorigrotta "Outside the grotto") is a western suburb of Naples, southern Italy. Covering an area of 6,2 km2, it is the most populated suburb of the city (76.521 people).
It lies beyond the Posillipo hill and has been joined to the main body of Naples by two traffic tunnels through that hill since the early 20th century.
It is the site of the Stadio San Paolo, home to the Serie A team S.S.C. Napoli. It is also the site of the new Monte Sant'Angelo campus of the University of Naples.