Peko (Finnish spelling Pekko, Pellon Pekko) is an ancient Estonian and Finnish god of crops, especially barley and brewing. In the area of Setumaa, between Estonia and Russia, inhabited by the seto-speaking Setos, the cult of Peko was alive until the 20th century. Today, the Seto people (an ethnic group of Estonians in the south-east of the country) also revere Peko as their national hero and king, the name and figure are widely used as a national symbol.
Legend
In Finland, Peko is known as Pellon Pekko (Peko of the field). He is the protector of the fields and brewer of the beer, first mentioned by bishop Agricola in 1551 as the god of Karelians.Peko is sometimes associated with Estonian Pikne (Pitkne), Baltic Perkunas or even Chistian Saint Peter.
Traditions
Before Pentecost festivities, before the dawn broke, young Seto men held a ritual fight until the first drop of blood was shed. The bleeding person became the host of the next year's feast. Black candles were lit to revere wo
Source:
http://en.wikipedia.org/wiki/PEKO