Kinds and Names of Gangs. Kinds of Gangs. The world of gangs is very complex. I didn't expect to find that. When someone mentioned the word gang to me. The Federal Bureau of Investigation website in stated that there were some 33, gangs in the United States which they classified as street gangs, Sex Money Murda · Albanian Boys · th Street Crew. They were often given colorful names by their society — one early Irish group was known as the Plug Uglies. What were these early gangs like, and how do they.