Markus Poom

Poom began his career at FC Nõmme United, of which his father, Mart Poom, is the president. In 2016, he joined Estonian champions FC Flora, initially linking up with their under-21 side before being promoted to their senior squad the following year. By the end of 2022, he played 194 games, scoring 41 goals and providing 46 assists. On 16 January 2023, Poom joined League of Ireland Premier Division club Shamrock Rovers on loan for the entirety of the 2023 season. On 6 January 2024, it was announced that Poom's loan had been extended for another season. In his final game for Rovers on 19 December 2024, he scored away to Chelsea at Stamford Bridge in the UEFA Conference League, in what he described as the best week of his life, having also become a father in the days prior to the fixture. He made 70 appearances in total for Rovers, scoring six goals and recording eleven assists.

Poom was an Estonian youth international. He made his international debut for the senior Estonia team on 11 January 2019, coming on as a half-time substitute for Brent Lepistu in a 2–1 friendly win over Finland.

Poom was born and raised in Derby, England, to Estonian parents. His father, Mart Poom, is an international goalkeeper. At the time, he played for the Estonian national team and was a professional footballer for Derby County. His family moved back to Estonia around age 11, where he grew up.

He is the son of former Estonia international goalkeeper Mart Poom and Lissel Poom. Poom was born in Derby, while his father was playing for Derby County. He is married to Rebeca in 2024 and they had their first child, a girl called Matilde.