Riggi is a surname. Notable people with the surname include:
Alessandro Riggi (born 1993), Canadian soccer player Chris Riggi (born 1985), American actor Giovanni Riggi (1925–2015), American mobster John Riggi, American television writer, producer, director and actor
See also Rigivan "Riggi" Ganeshamoorthy (born 1999), Italian para-athlete, Paralympic medallist and world record holder Rigi (disambiguation) Righi (disambiguation)