Mariusz Wlazły

Wlazły played in Skra Bełchatów for over 10 years. During that time he won eight titles of the Polish Champion (2005, 2006, 2007, 2008, 2009, 2010, 2011, 2014). With PGE Skra, he won a bronze medal at the 2007–08 CEV Champions League, and was also individually awarded as the Best Spiker of the tournament. He won a bronze medal at the 2009–10 CEV Champions League, playing with Skra Bełchatów and was awarded as the Best Scorer. Mariusz win a silver medal and the Most Valuable Player award in the CEV Champions League 2011/2012. He has two silver medals from the Club World Championships in 2009 and 2010, and one bronze medal in 2012. In 2014, he won his 8th title of the Polish Champion with Skra. On 8 October 2014, his team won the Polish SuperCup . His club played in the Final four of the 2014–15 CEV Champions League, but lost in the semifinal to Asseco Resovia, and in a match for third place to Berlin Recycling Volleys, and did not achieve any medal. In May 2015, he signed a contract with Qatari club Al Arabi Doha for the duration of the Emir Cup (only 2 matches). All the money earned in Qatar, Mariusz Wlazły decided to transfer to his own foundation. On 7 February 2016, he won the Polish Cup after beating ZAKSA in the final.

On 8 April 2014, Wlazły was appointed to the Polish national team after 4 years of absence, by the head coach Stéphane Antiga. On 16 August 2014, he was appointed to the squad at the World Championship held in Poland. On 21 September 2014, Poland, including Wlazły, won a title of the World Champion. He received two individual awards for the Best Opposite Spiker and Most Valuable Player of the tournament. On the day of winning the gold medal, Wlazły announced his retirement from the national team. On 27 October 2014, he received a state award granted by the Polish President Bronisław Komorowski – Officer's Cross of Polonia Restituta for outstanding sports achievements, and promotion of Poland in the world.

Mariusz Wlazły was born in Wieluń, Poland. On 17 June 2006, Mariusz married Paulina (née Drewicz). On 13 January 2009, his wife gave birth to their first child, a son named Arkadiusz. On 23 November 2015, their second son was born. In February 2017, he graduated from the Academy of Management and Administration in Opole with master's degree in sports marketing.

He was a member of the Polish national team, which won the title of the U21 World Champion. He made his debut in the senior national team during 2004 summer season and by FIVB World League 2005 he had already established himself as one of the most important players of the national team. In 2006, he won second place at the FIVB World Championship held in Japan. During that tournament he was nominated for the Most Valuable Player award, losing only to Brazilian star Giba. In 2010 he gave up playing for Polish national team because of a conflict with management.

Mariusz Łukasz Wlazły (born 4 August 1983) is a Polish professional volleyball player. He was a member of the Poland national team from 2005 to 2014. A participant in the Olympic Games Beijing 2008, 2014 World Champion, and a nine–time Polish Champion with Skra Bełchatów. At the professional club level, he plays for Trefl Gdańsk.