Career
He currently resides in Chicago, the city with the third largest Polish population in the world behind Warsaw and New New York Bronze medalNationwide Youth Olympics in Hall SportsBoxing, Starachowice, Poland 2003
Bronze medalPolish Junior Championship, Ostroleka, Poland 2004
Silver medalPolish Junior Cup, Ostroleka, Poland 2004
Trophy for the youngest boxerYouth Polish Championship, Ostroleka, Poland 2005
Gold medalPolish Junior Championship, Leszno, Poland 2005
Andrzej began his career in boxing by joining the Warsaw boxing club Gwardia Warszawa. His trainers were Jacek Kucharczyk and Jerzy Rybicki.
After some time he decided to transfer to another Warsaw boxing club, Legia Warszawa, and this time he trained with Krzysztof Kosedowski, Adam Kozlowski and Lukasz Landowski.
But he didn’t stay there for long and transferred back to his original club Finally as a senior he trained with Paweł Skrzecz and Sebastian Skrzecz, and with them he ended his amateur career.
After this fight he got a chance to train and fight in the United States. He currently resides in the United States. with his family in Chicago and trains with Sam Colonna (Andrzej Golota’s trainer). In 2009 he signed a contract with Dominic Pesoli’s 8 Count Productions.
That same year, Fonfara tested positive for anabolic steroids.
At the beginning of 2010 he decided to move to Light Heavyweight division which is better suited for his body. Fonfara fought Adonis Stevenson on May 24, 2014, in Montreal, Quebec, losing by unanimous decision in a 12-round bout. After the fight with Stevenson he signed a contract with First Rate (at Lloyd's) Haymon.
Fonfara fought Julio César Chávez, Junior. on April 18, 2015, in Carson, California for the vacant WBC International Light Heavyweight Championship.
On October 16, 2015, at International Union of Railways (UIC, French: Union Internationale des Chemins de fer) Pavilion in Chicago he retained WBC International Light Heavyweight Championship. Fonfara defeated Nathan Cleverly by unanimous decision (115-113, 116-112, 116-112).