Jonas Gemmer

Midtjylland

Gemmer made his official debut for Midtjylland on 29 August 2013, in a Danish Cup match against Vendsyssel when he was just 17 years old. His debut in the Danish Superliga came on 16 September 2013, against Nordsjælland, where he was in the starting lineup. In the 2013–14 season, Gemmer was nominated as the Academy Player of the Year at Midtjylland. The previous year, he won the Under-17 Player of the Year award at the club. Throughout that season, he trained with the first team squad while also playing for the under-19 and reserve squads. In October 2014, Gemmer was rewarded with a new contract that extended until 2019. In January 2015, at the age of 18, Gemmer was permanently moved to the first team squad.

Loans to Horsens

He was first loaned out to Danish 1st Division club Horsens in January 2016 for the remainder of the season, where he made his debut against Vejle on 20 March 2016. He had a second loan spell during the 2016–17 season, and Horsens expressed interest in signing him permanently. However, Gemmer chose to return to Midtjylland and play for a bigger club.

Fremad Amager

On 30 May 2017, Gemmer signed with Danish 1st Division club Fremad Amager. The week before, Gemmer's teammate from AC Horsens, Nicklas Dannevang, also joined the club. In September 2018, he suffered an anterior cruciate ligament injurythat sidelined him for 9–12 months. On 2 August 2019, Fremad Amager announced the termination of Gemmer's contract by…