Abraham the Laborious (; fl. 12th–14th centuries) was a monk of Kyiv Pechersk Lavra.
He is regarded as a saint, with a feast day of 21 August. He is also commemorated together with other Venerable ones interred in Near Caves on October 11 (28 September on the Julian calendar, see :ru:Собор преподобных отцов Киево-Печерских, в Ближних пещерах почивающих.)
References
Further reading Holweck, F. G. A Biographical Dictionary of the Saints. St. Louis, MO: B. Herder Book Co. 1924.