About Kristoffer Ajer
Kristoffer Vassbakk Köpp Ajer is a Norwegian professional footballer who plays either as centre-back or right-back for Premier League club Brentford and the Norway national team. Ajer has previously played for Start in the Tippeligaen and Celtic in the Scottish Premiership, where he also had a loan spell with Kilmarnock.
Biographical summary from Wikipedia. ↗