Tsanko Lavrenov (Bulgarian: Цанко Лавренов) was a Bulgarian painter and art critic born in Plovdiv 1896, deceased in 1978.
He is one of the most prominent, influential and distinctive Bulgarian artists of the 20th century. A modernist influenced by the Symbolism and the Secession, Lavrenov is best known for his cityscapes of the old town of Plovdiv as well as his monasteries cycle. (Wikipedia). Here are some of his Athos paintings:

The Bulgarian monastery of Sografou in 1936

The gate of Vatopedi in 1941.

Simonas Petras in 1967-70

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