Mateusz Kostrzewski

{{Infobox basketball biography

| name = Mateusz Kostrzewski

| image = PLK Kostrzewski (cropped).jpg

| caption = Kostrzewski with Włocławek in 2013

| position = Small forward

| height_ft = 6

| height_in = 7

| weight_lbs = 183

| league = PLK

| team = Wilki Morskie Szczecin

| number = 31

| nationality = Polish

| birth_date = {{Birth date and age|df=y|1989|9|18}}

| birth_place = Elbląg, Poland

| highschool =

| college =

| draft_year = 2011

| career_start = 2006

| career_end =

| years1 = 2006–2008

| team1 = OSSM PZKosz Sopot

| years2 = 2008–2012

| team2 = Prokom Trefl Sopot / Asseco Gdynia

| years3 = 2012–2013

| team3 = Czarni Słupsk

| years4 = 2013–2014

| team4 = Anwil Włocławek

| years5 = 2014–2017

| team5 = Turów Zgorzelec

| years6 = 2017–2018

| team6 = Stal Ostrów Wielkopolski

| years7 = 2018–2019

| team7 = Anwil Włocławek

| years8 = 2019

| team8 = Stal Ostrów Wielkopolski

| years9 = 2019–2021

| team9 = Spójnia Stargard

| years10 = 2021–2022

| team10 = Start Lublin

| years11 = 2022–2023

| team11 = Wilki Morskie Szczecin

| years12 = 2023–2024

| team12 = Anwil Włocławek

| years13 = 2024–present

| team13 = Wilki Morskie Szczecin

| highlights =

4x Polish League champion (2009, 2010, 2014, 2023)
Polish Cup champion (2019)
Polish Cup MVP (2019)

}}

Mateusz Kostrzewski (born 18 September 1989) is a Polish professional basketball player for Wilki Morskie Szczecin of the Polish Basketball League (PLK).

Professional career

After many years as a successful player in Poland’s youth divisions, Kostrzewski started his professional career for the division 3 team OSSM PZKosz Sopot where he gained experience and played for Gdynia’s junior team as well. In 2008 he had his first games for Gdynia’s senior team and played his first Euroleague game in 2010.{{Cite web|url=http://www.euroleague.net/competition/players/showplayer?pcode=LEA|title=KOSTRZEWSKI, MATEUSZ - Welcome to EUROLEAGUE BASKETBALL}} Between 2008 and 2010, he gained further experience at Gdynia’s 2nd and 3rd team as well as its youth teams.http://www.polskikosz.pl/zawodnik/2718/kostrzewski_mateusz.html {{Webarchive|url=https://web.archive.org/web/20101012051324/http://www.polskikosz.pl/zawodnik/2718/kostrzewski_mateusz.html |date=2010-10-12 }}

In the 2018–19 season, he won the Polish Basketball Cup with Stal Ostrów Wielkopolski and was named the tournament's Most Valuable Player.{{cite web|url=https://plk.pl/aktualnosci/n/18061/suzuki-puchar-polski-dla-arged-bmslam-stali-.html|title=Suzuki Puchar Polski dla Arged BMSlam Stali!|date=17 February 2019|work=Koszykówka - Polska Liga Koszykówki|accessdate=7 June 2019}} The following season, he averaged 13.1 points and 5.6 rebounds per game. On 6 June 2020 he extended his contract for an additional season.{{cite news |title=Spójnia Stargard extend Mateusz Kostrzewski contract |url=https://sportando.basketball/en/spojnia-stargard-extend-mateusz-kostrzewski-contract/ |website=Sportando |accessdate=June 6, 2020 |date=June 6, 2020}}

On 26 July 2021 he signed with Start Lublin of the PLK.{{Cite web|url=http://www.startlublin.pl/aktualnosci/mateusz-kostrzewski-nowym-zawodnikiem-pszczolki-startu-lublin|title=Mateusz Kostrzewski Nowym Zawodnikiem Pszczółki Startu Lublin!|last=|first=|date=July 26, 2021|website=startlublin.pl|publisher=|language=pl|access-date=August 4, 2021}}

On June 28, 2023, he signed with Anwil Włocławek of the Polish Basketball League (PLK).{{Cite web|url=https://kkwloclawek.pl/czytaj,aktualnosci,20230628,mateusz-kostrzewski-dolacza-do-skladu|title=Mateusz Kostrzewski dołącza do składu|last=|first=|date=June 28, 2023|website=kkwloclawek.pl|publisher=|language=pl|access-date=January 9, 2024}}

On August 6, 2024, he signed with Wilki Morskie Szczecin of the Polish Basketball League (PLK) for a second stint.{{Cite web|url=https://kingwilki.pl/posts/powrt-do-kinga-kostrzewski-ponownie-wilkiem-morskim/273|title=Powrót do Kinga! Kostrzewski ponownie Wilkiem Morskim|last=|first=|date=August 6, 2024|website=|publisher=kingwilki.pl|language=pl|access-date=August 12, 2024}}