Marco Ilsø is a Danish actor and ex-footballer. He was born on 29 September 1994 in Copenhagen, Denmark. His mother was Else Ilsø Larsen, and his father is Finn Ilsø. He has two brothers, Nick and Ken.

Formerly, he was an official football player on the B.93 football club. His brother Ken is also a profile player. Marco has been playing football since he was a child.

Besides football, he tried himself as an actor. The Danish family Christmas series called "Mikkel og Guldkortet" (Mikkel and the golden card) aired in 2008, where Marcø played the protagonist Mikkel Johansen in all 24 parts. In 2011, he also acted in the drama "Frit fald" (Free Fall) in which he played Niclast, the main characters boyfriend. In 2014, he also appeared in "Dannys dommedag" (Danny's Doomsday) and in the thriller "Fasandræberne" (The Absent One), playing a young Ditlev, who was played by Pilou Asbæk. From 2016, he started appearing on Vikings, as Hvitserk, the son of Ragnar.

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