It has been known in written sources since the 15th century as a settlement in the Zditow volost, Kobryn principality, Grand Duchy of Lithuania. In 1452, Grand Duke of Lithuania Kazimir Jagailowicz transferred part of the volost to Pinsk Prince Yuri Siemenowicz: Simonovskoe empty courtyard In the 16th century, it was part of the Borodycze volost, which in 1554 belonged to the Kezgail family. In 1554, Stanislav Kezgail, the chamberlain of the Grand Duchy of Lithuania, sold the volost and the villages of this volost, including Symonowicze, to Valeryan Protosewicz, the bishop of Lutsk and Brest, due to debts.

The Russian State Historical Archive has a record about the village of Seliszcze. F. 379 Op. 4 D. 352, dates: May 4, 1814 - June 26, 1814: Case concerning the allocation of land to peasants in the village of Seliszcze. This fund contains information about state forests, forestry, and a description of landowners' lands in the Western Region. It is possible that this record refers to our village. This would be logical, since many settlements appeared thanks to the Dnieper-Bug Canal.

Svarin is mentioned in the 16th century as a village called Swaryczewicze in the Pinsk district of the Grand Duchy of Lithuania. In 1531, it was mentioned in a deed of gift to Queen Bona. In “Geographical Dictionary of the Kingdom of Poland and Other Slavic Countries,” volume 12, there is information about the Uperinets tract, taken from the 16th-century book “Revision of Pushch,” published by Wil. Arch. Kom., 10-11.