Markus Strøm Bay (born 17 February 1997) is a Danish professional footballer who plays as a midfielder for Danish 2nd Division side Fremad Amager.
Club career Early years Bay is a youth exponent from Brøndby IF, but in 2013 he transferred to the Ajax youth system. He signed a 3-year youth contract with the club.Unge Bay får tre år i Ajax, bold.dk, 12 July 2013 Bay started on the B1 team, and later joined the A1 team alongside Donny van de Beek and Abdelhak Nouri. After the winter break of that season he got injured in his groin. From that on, he was nearly out for 1.5 years with this injury, and wasn't ready until 2016.Bay knokler på i Ajax efter skadeshelvede‚ bold.dk, 13 January 2017 Bay revealed that it was a very bad period for him and he was close to retire due to this injury.Uheldig Ajax-dansker var tæt på at opgive drømmen, tipsbladet.dk, 21 June 2016
Jong Ajax The midfielder was promoted to Jong Ajax in the summer 2016.
He made his debut with Jong Ajax on 19 August 2016 in an Eerste Divisie game against FC Den Bosch. He replaced Vince Gino Dekker in the 82nd minute, in a 5–2 home win.
However, Bay played 15 games for Jong Ajax in the 2016/17 season.
Viborg On 8 August 2017, Bay signed with Danish Superliga club Viborg FF.Viborg skriver med Markus Bay‚ bold.dk, 8 August 2017 Just a few weeks after joining the club, the manager who signed him, Johnny Mølby was fired. This resulted in Viborg FF changing their playing style to a style that did not match the creative midfielder.
Fremad Amager On 25 July 2018, Bay signed with Danish 1st Division club Fremad Amager. Markus Bay told the press that he was hoping to get a fresh start at Fremad Amager under the management of Jan Michaelsen. On 22 August 2018, Bay scored his first league goal for Fremad Amager against FC Roskilde.
Hillerød After five year in Fremad Amager, it was confirmed on 1 September 2023, that Bay had moved to newly promoted Danish 1st Division side Hillerød on a two-year deal.Hillerød køber tidligere Ajax-talent, sn.dk, 1 September 2023
Bay left the club in June 2025, as his contract expired.2 SPILLERE FORLADER KLUBBEN, hfelite.dk, 5 June 2025
Return to Fremad Amager On 31 July 2025 it was confirmed, that Bay had returned to his former club, Fremad Amager.𝐓𝐎 𝐒𝐏𝐈𝐋𝐋𝐄𝐑𝐄 𝐊𝐋𝐀𝐑 𝐅𝐎𝐑 𝐀𝐌𝐀𝐆𝐄𝐑, facebook.com, 31 July 2025
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