Lithuania and Belarus (Socialist Soviet Republic of): Chairman of the Central Executive Committee: 1919

Predsedatel' Central'nogo Ispolnitel'nogo Komiteta Sovetov Litvy i Belorussii (Председатель Центрального Исполнительного Комитета Советов Литвы и Белоруссии) = Lietuvos ir Baltarusijos Tarybų Centro Pildomojo Komiteto pirmininkas \| Chairman of the Central Executive Committee of Councils of Lithuania and Belarus [1]
27 Feb 1919 - Aug 1919	Kazimir Genrihovič Cihovskij (Казимир Генрихович Циховский) = Kazimieras Cichovskis [2]

Frequently recorded in historical literature in Lithuanian as "Lietuvos ir Baltarusijos Tarybų Centro Vykdomojo Komiteto pirmininkas," where the original definition "pildomasis komitetas" ("executive committee") is substituted with "vykdomasis komitetas."
Original name: Kazimierz Cichowski.