(Ukrainian: Микола Петро Лучок; Hungarian: Lucsok Péter Miklós; born 26 March 1974) is a Ukrainian prelate of the Latin Church of the Catholic Church and the Titular Bishop of Giru Marcelli and Auxiliary Bishop of Diocese of Mukachevo since 11 November 2019.

After graduation of the school education, joined the Dominican Order in 1994;[1] he made a profession on August 29, 1995, and a solemn profession on April 30, 2000, and was ordained as priest on June 23, 2003,[2] after completed studies at the Major Dominican Theological Seminary in Kraków, Poland and the Pontifical University of John Paul II in Kraków, Poland.

[1] On November 11, 2019, he was appointed by Pope Francis as the first Auxiliary Bishop of the Diocese of Mukachevo, Ukraine and Titular Bishop of Giru Marcelli and consecrated in the Cathedral of St Martin of Tours in Mukachevo on December 10, 2019.

[2] On Friday, January 28, 2022, Pope Francis accepted the resignation of Antal Mainek, Bishop of the Diocese of Mukachevo of the Roman Catholic Church in Ukraine.

The pope appointed the Auxiliary Bishop of the Mukachevo Diocese, Mykola Luchko, O.P.