Fredrik Midtsjø (born 11 August 1993) is a Norwegian professional footballer who plays as a midfielder for Süper Lig club Eyüpspor.

After loan spells at Ranheim and Sandnes Ulf he became a regular in their team, making 96 league appearances and scoring 12 goals for Rosenborg.

[4] However, during the summer, Rosenborg brought in new players and decided to send him out on loan to local second-tier team, Ranheim for the rest of the season.

[10] Midtsjø made a total of 28 appearances for Sandnes Ulf, in which he scored 5 goals as the club suffered relegation to the second division following the 2014 season.

[13] On 26 August 2017, Midtsjø joined Dutch Eredivisie club AZ for an undisclosed fee, signing a five-year contract.