Mirosław Adamczyk (born 16 July 1962) is a Polish prelate of the Catholic Church who has worked in the diplomatic service of the Holy See since 1993, with the title of apostolic nuncio since 2013.

He earned a degree in canon law and joined the diplomatic service of the Holy See on 1 July 1993.

His early assignments took him to Madagascar, India, Hungary, Belgium, South Africa, and Venezuela.

[1] On 22 February 2013, Pope Benedict XVI appointed him Apostolic Nuncio to Liberia and Titular Archbishop of Otricoli.

[2] Later in the year, Pope Francis gave him additional responsibilities as Apostolic Nuncio to the Gambia on 8 June[3] and to Sierra Leone on 21 September.