Jonas Mačiulis (born 10 February 1985) is a Lithuanian former professional basketball player. Standing at , he mainly plays at the small forward position. As a member of the senior Lithuanian national team, he earned an All-EuroBasket Team selection in 2015, as Lithuania won the silver medal. Early years Mačiulis spent two years competing in the LKAL, the Lithuanian League 2nd Division. He won the 2003 2nd Division title with LKKA-Žalgiris of Kaunas. Professional career Mačiulis made his pro debut in 2004, with the Lithuanian League team Nevėžis. He averaged 13.6 points and 5.8 rebounds per game in his only season with the team. Mačiulis was signed by the Lithuanian team Žalgiris in 2005. He helped Žalgiris win a Baltic League title in 2008, two Lithuanian League titles in 2007 and 2008, and two Lithuanian Cups in 2007 and 2008. Mačiulis made a leap in production in each of the early years of his career. He had a breakout season in 2006–07, averaging 12.7 points and 5.0 rebounds per game in the EuroLeague. Mačiulis averaged a career-high 14.0 points and 5.0 rebounds per game in the 2008–09 season in the Euroleague. He scored a career-high 29 points against SLUC Nancy on 8 January 2009. In an 8 April 2009 game against the Lietuvos Rytas, Mačiulis set a Lithuanian League record for three-point field goals made in a game, making 8 in a row. On 1 July 2009, Mačiulis signed with the Italian League team Olimpia Milano. The deal was worth €1.2 million euros net income over two years. Due to a knee injury, which prevented him from playing basketball for 9 months, Olimpia Milano did not offer him a new contract, despite his good performance before he suffered the injury. On 8 February 2012, he signed with the Lithuanian team Baltai, until he could get a better contract with another team. The deal with Baltai was worth zero LTL (he played there for free). In his first game back after his injury, against Kalev/Cramo, he scored 16 points, grabbed 2 rebounds, and led Baltai to a victory. On 24 April 2012, he signed with the Italian team Montepaschi Siena for the rest of the season. On 24 July 2012, he signed a one-year deal with the Greek League team Panathinaikos. On 22 July 2013, he extended his contract for two more years. On 12 June 2014 he was waived. On