Marek Solczyński is a Polish prelate of the Catholic Church who joined the diplomatic service of the Holy See in 1993 and served as an Apostolic Nuncio since 2011.

After studying Theology and Philosophy, Marek Solczyński was ordained a priest on 28 May 1987 by Cardinal Józef Glemp.

From 1990 to 1992 he completed postgraduate studies at the Pontifical Ecclesiastical Academy and earned a doctorate in canon law.

[4] On 25 April 2017, Pope Francis appointed him Apostolic Nuncio to Tanzania.

[6] On 8 September 2022 Pope Francis appointed him Apostolic Nuncio to Turkmenistan as well.