Matuszczyk began his career with SpVgg Merzig and later joined VfB Dillingen. After successful years with the youth teams of VfB Dillingen he was scouted by 1. FC Köln in the summer of 2003 and was promoted to the reserve team in the 2008–09 season.[4] In the first half of the season, Matuszczyk earned 11 caps and, on 3 February 2009, was promoted to the Bundesliga team of 1. FC Köln.[6] He made his Bundesliga debut on 27 February 2010 against Bayer Leverkusen. His first Bundesliga goals came on 10 April, when he scored twice to give Köln a 2–0 away win versus Hoffenheim. In January 2012, he was loaned to Fortuna Düsseldorf.[7]
The former U-21 team player earned his first call up to the Poland national football team on 19 December 2009 for the King's Cup in Thailand.[13] However, he was retained by his club due to the tournament's scheduling outside of the official FIFA calendar for international matches.[14] On 4 May 2010, he was called up for the friendly games in May 2010.[15] He made his international debut on 29 May 2010 against Finland.[16] His first international goal came against the United States in October 2010.
Personal life
He was born in Gliwice, Poland and moved to Germany in 1991 at the age of two. Thus, he also has a German passport.[1] He is married to wife Denise with whom he has a son, Lennox.[17]
Born as Adam Matuszczyk, he is known in Germany as Adam Matuschyk.