Louis "Fat Lou" LaRasso (July 15, 1926 – November 11, 1991) was an American mobster and the longtime official underboss of the DeCavalcante crime family.
After being promoted to capo by former boss Filippo "Phil" Amari, LaRasso and reputed underboss Frank Majuri attended the infamous 1957 Apalachin Meeting, as the only ones representing the newly made New Jersey family.
Riggi promoted Girolamo "Jimmy" Palermo as new acting underboss of the family in the late 1970s, leaving LaRasso's position becoming only official.
During the 1980s, Riggi continued to run the large labor and construction racketeering operations in North Jersey with help from various capos Giacomo "Jake" Amari and Giuseppe "Pino" Schifilliti.
In 2006, More than a decade later, administration member and consigliere Stefano Vitabile as well as capos Giuseppe "Pino" Schifilliti and Philip "Phil" Abramo were tried and convicted of LaRasso's murder, as well as two others.