The Eurovision Young Musicians 1986 was the third edition of the Eurovision Young Musicians, held at the Koncerthuset, in Copenhagen, Denmark on 27 May 1986. Organised by the European Broadcasting Union (EBU) and host broadcaster Danmarks Radio (DR), musicians from five countries participated in the televised final. Despite the contest being held in Copenhagen, host country Denmark failed to qualify for the final alongside Germany, Austria, Israel, Belgium, Norway, Ireland, Sweden, Netherlands and Italy. The participant artists could not be older than 19 by the time of the contest. The finalists were all accompanied by the Danish Radio Symphony Orchestra under the leadership of Hans Graf.

Eurovision Young Musicians, often shortened to EYM, or Young Musicians, is a biennial classical music competition for European musicians that are aged between 12 and 21. It is organised by the European Broadcasting Union (EBU) and broadcast on television throughout Europe, with some countries holding national selections to choose their representatives for the contest.