Leonid (Leonidas) (Georgian: ლეონიდე, Leonide) (1860 – 1921) was a Catholicos-Patriarch of All Georgia from 1918 to 1921. Born Longinoz Okropiridze (ლონგინოზ ოქროპირიძე) in Georgia, then part of Imperial Russia, he graduated from the Theological Academy of Kiev (Kyiv, Ukraine) in 1888. He was later involved in missionary activities, chiefly in the Caucasus. He served as an inspector of the schools operated by the Society for the Restoration of Orthodox Christianity in the Caucasus, an organization established by the Russian authorities. From the 1890s to the 1910s, he served as an archimandrite of the monasteries of Zedazeni, Khirsi, and of St. John the Baptist in Georgia. He also chaired the Commission for Correction of the Georgian Bible, and was a member to the Georgia-Imeretia Synodal