John Badaczewski was born on January 27, 1922 in Seanor, PA and attended Windber High School, where he played football and helped win the Pennsylvania State Championship in 1937.

After graduation he played for Case Western Reserve in Cleveland, where he became a member of the school's Hall of Fame. He was selected as an All Big Four team as a tackle. He also played guard and fullback at Case.

During World War II, he served in the Navy where he played for the Great Lakes Naval Training Center in 1943, Bainbridge Naval Station in 1944 and the Fleet City Bluejackets in 1945. While in the service, he was named to the All Service and All American teams.

After the war, he played in 19 games with the Boston Yanks from 1946 thru 1948. In 1946 he had 22 sacks as a defensive guard and was also the team captain. In 1947 he was named All Pro.

In 1948 he went to the Chicago Cardinals, where he was named All Pro and helped them win an NFL Championship, after playing six games with the Yanks.

He played for the Washington Redskins from 1949 thru 1950, where he was again named All Pro each year. He finished his pro career with the Chicago Bears in 1953 as a co-captain.

After his pro football career he worked for Chrysler and retired as regional sales manager of the Northern Virginia and Washington, DC area in the 1980s. He then became Vic President in charge of sales and marketing for DarCars Automotive Group, where he oversaw 23 auto dealerships, where he retired in 1995.

John Badaczewski was president of the Washington Redskins Alumni Association, and passed away at his home, on December 12, 1999, at age 77, in Rockville, MD.