The North American Soccer League (NASL) was a professional men's soccer league based in the United States. The league was named for, but had no connection to, the original North American Soccer League. The later NASL was founded in 2009, and began play in 2011 with eight teams.

The North American Soccer League (NASL) was the top-level major professional soccer league in the United States and Canada that operated from 1968 to 1984. It is considered the first soccer league to be successful on a national scale in the United States. The league final was called the Soccer Bowl from 1975 to 1983 and the Soccer Bowl Series in its final year, 1984. The league was headed by Commissioner Phil Woosnam from 1969 to 1983. The NASL laid the foundations for soccer in the United States that helped lead to the country hosting the 1994 FIFA World Cup and the set-up of Major League Soccer (MLS) in 1996.