William Adam Swiacki was an American football player and coach. He played college football as an end for Columbia University in 1946 and 1947 and was a consensus first-team All-American in 1947. He played professional football in the National Football League (NFL) for the New York Giants from 1948 to 1950 and for the Detroit Lions in 1951 and 1952. He was a member of the Lions' 1952 team that won the NFL championship.

Southbridge is a city in Worcester County, Massachusetts, United States. The population was 17,740 at the 2020 census. Although Southbridge has a city form of government, it is legally known as the Town of Southbridge.