Jens Martin Gammelby is a Danish professional footballer who plays as a right-back for Danish Superliga club Silkeborg. A Silkeborg academy graduate, Gammelby made more than 100 first-team appearances and scored nine goals in his initial spell before a 2018 transfer to Brøndby. He later had loans at Lyngby and Miedź Legnica in Poland, and spent 2023 with Norwegian side HamKam. Wikipedia