Zaikin, Viacheslav [Заїкін, В’ячеслав; Zajikin, Vjačeslav], b 1896 in Vovchansk, Kharkiv gubernia, d 27 July 1941 in Chernihiv (executed by the NKVD). Legal and church historian. His works on the history of the Ukrainian church and canon law include a series of articles on Christianity in Kyivan Rus’ (1926–30) and the monographs Uchastie svetskogo elementa v tserkovnom upravlenii, vybornoe nachalo i ‘sobornost'’ v Kievskoi mitropolii v XVI i XVII vekakh (The Participation of the Secular Element in Church Administration, The Electoral Principle, and ‘Conciliarity’ in Kyiv Metropoly of the 16th and 17th Centuries, 1930), K voprosu o polozhenii pravoslavnoi tserkvi v pol'skom gosudarstve v XIV–XVII vekakh (On the Question of the Status of the Orthodox Church in the Polish State in the 14th–17th Centuries, 1935), and Zarys dziejów ustroju Kościoła wschodniosłowiańskiego (An Outline of the History of the Structure of the Eastern Slavic Church, 1939).

[This article originally appeared in the Encyclopedia of Ukraine, vol. 5 (1993).]