'''Archimandrite Bishop Luke''' (secular name '''Mark Murianka''', {{lang-ru|Марк Петрович Мурьянка}}) is a [[archimandrite]] of the [[Russian Orthodox Church Outside Russia]], current [[abbot]] of [[Holy Trinity Monastery (Jordanville, New York)|Holy Trinity Monastery]] and rector of [[Holy Trinity Orthodox Seminary (Jordanville, New York)|Holy Trinity Orthodox Seminary]] in Jordanville, New York.