Denis Aleksandrovich Polyakov or Dzyanis Alyaksandravich Palyakow is a Belarusian professional footballer for Hapoel Haifa.

Hapoel Haifa Football Club is an Israeli football club located in the city of Haifa. The club won one championship (1998–99) and 4 Israeli cups. The team is also known as "The Sharks". The club's home is the Sammy Ofer Stadium in Haifa, in which they have played since their departure from Kiryat Eliezer Stadium in 2014 and Kiryat Haim's Thomas D'Alesandro Stadium in 1955. The stadium, which is shared with rivals Maccabi Haifa, is the second largest in Israeli football, with a capacity of 30,942. The colours of the team's home kit are red throughout. The away colours are white shirts, and black shorts and socks.