Petro Herkulan Maltschuk was born on July 7, 1965, in Slobozia-Raşcov, Moldavian SSR and died on May 27, 2016, in Grodno, Belarus.

He was the Roman Catholic Archbishop of Kyiv-Zhytomyr.

Petro Herkulan Malchuk was ordained a priest by Jan Olszanski MIC, On June 7, 1992, the Bishop of Kamyanets-Podilskyi.

Malchuk made the Franciscan order profession, in 1993.

Pope Benedict XVI in 2008 appointed him titular bishop of media, and as auxiliary bishop in the Diocese of Southeast Ukrainian Odessa-Simferopol.

On May 3, 2008, Petro Herkulan Maltschuk took part in his episcopal ordination, with Cardinal Marian Jaworski, Archbishop of Lviv; and Archbishop Ivan Jurkovic, Apostolic Nuncio in Ukraine and Bronislaw Bernacki, Bishop of Odessa-Simferopol as co-consecrators.

Petro Herkulan Maltschuk was appointed by Pope Benedict XVI with a personal title of Archbishop (“personal capacity”) to the pastors of the Diocese of Kyiv-Zhytomyr, on June 15, 2011.

The dedication at the St. Alexander’s Cathedral (Kiev) was the first since 1680 in the Ukrainian capital of Kiev itself; Malchuk is also the first pastor of the diocese and holds the title of an archbishop.

Petro Herkulan Maltschuk passed away at 50 yrs old.