Idrottsföreningen Kamraterna Norrköping, more commonly known as IFK Norrköping or simply Norrköping, is a Swedish professional football club based in Norrköping. The club is affiliated to Östergötlands Fotbollförbund and play their home games at Östgötaporten. The club colours, reflected in their crest and kit, are white and blue. Formed on 29 May 1897, the club have won thirteen national championship titles and six national cup titles.

Norrköping is a city in the province of Östergötland in eastern Sweden and the seat of Norrköping Municipality, Östergötland County, about 160 km southwest of the national capital Stockholm, 40 km east of county seat Linköping and 60 km west of the Södermanland capital of Nyköping. The city has a population of 95,618 inhabitants in 2016, out of a municipal total of 130,050, making it Sweden's tenth largest city and eighth largest municipality.