Adrian Cieślewicz (born 16 November 1990) is a Polish professional footballer who plays for Cymru Premier side The New Saints. A product of the Manchester City academy, Cieślewicz was born in Poland but grew up in the Faroe Islands, where he moved to at the age of 8.^{[5][6][7][8][9]}

Cieślewicz started his career with VB Vágur, before moving to Manchester City in 2007, spending two-and-a-half years in their youth setup before transferring to Wrexham in the summer of 2009.^[10][11]

After a brief spell with Kidderminster Harriers, Cieślewicz returned to the Faroe Islands in 2014 to play for B36 Tórshavn.

His brother, Łukasz, was also a professional footballer who played for clubs in Denmark and the Faroe Islands. The pair were team-mates at B36 Tórshavn in 2014, and faced each other as opponents in 2015 when The New Saints came up against B36 in a two-legged UEFA Champions League fixture.

Their father Robert also played professional football. The family moved to the Faroe Islands in 1999 following Robert's transfer to Ítróttarfelag Fuglafjarðar.

B36 Tórshavn

• Faroe Islands Premier League: 2014

The New Saints^[12]

• Cymru Premier: 2014–15, 2015–16, 2016–17, 2017–18, 2018–19, 2021–22, 2022–23,^[13] 2023–24^[14]
• Welsh Cup: 2014–15, 2015–16, 2018–19, 2021–22, 2022–23^[15]
• Welsh League Cup: 2014–15, 2015–16, 2016–17, 2017–18, 2023–24^[16]