Bismark "Nana" Adjei-Boateng (born 10 May 1994) is a Ghanaian professional footballer who plays as a midfielder for K League 1 club Jeonbuk Hyundai Motors.

in 2012, and immediately loaned alongside Enock Kwakwa to the Norwegian Tippeligaen club Strømsgodset Toppfotball, as the pair were not eligible for a UK work permit.

After the good spell at Strømsgodset, he renewed his contract with Manchester City, and was loaned out to the Norwegian club again.

[7] In December 2019, Boateng signed for Veikkausliiga side Kuopion Palloseura (KuPS) on a one-year contract with an option for another year.

[8] On 2 September 2021, Boateng signed with Romanian Liga I club CFR Cluj for an undisclosed fee,[9] reported to be €125,000.