Adrian Olszewski (born 28 June 1993) is a Polish professional footballer who plays as a goalkeeper for the II liga side Olimpia Grudziądz.
Club career
Olszewski started his career, playing at youth levels for his hometown club Włókniarz Pabianice. He made his senior team debut as a teenager in 2009. In the 2010–11 season, he played youth football with ŁKS Łódź. He was promoted to the first team in 2011, and made his Ekstraklasa debut at the age of 18 on 6 May 2012 in a 1–2 away loss to Jagiellonia Białystok.
In March 2013, Olszewski signed a contract with IV liga club Bałtyk Koszalin. After helping the club gain promotion to the III liga, in July 2013, he moved to II liga side Pelikan Łowicz. In July 2014, Olszewski joined I liga club Bruk-Bet Termalica Nieciecza as a reserve goalkeeper. He later played for Polonia Bytom, Lechia Tomaszów Mazowiecki, Blomberger SV, and KSZO Ostrowiec Świętokrzyski.
On 21 July 2018, he signed a contract with Motor Lublin. In August 2020, he was announced as the Bytovia Bytów player. He made his debut in the Bytovia's 2–2 draw against Śląsk Wrocław's reserve team.