- 4 July
- Born to a Christian family in recently converted Bohemia.
Eastern Rite priest c.1003.
Monk in the area of modern Hungary.
Returned to Bohemia in 1029 where he lived as a hermit in the Sazava Valley.
His reputation for holiness attracted the attention of the locals and then of Duke Oldrich.
With the duke's support he founded an Eastern Rite monastery under the Benedictine and Basilian Rules, and served the rest of his life as its first abbot; the house survived over 700 years.
Reported miracle worker and healer.
Legend says that Procopius once hitched the devil to a plow and forced the otherwise useless creature to plow a trench along a river bank.
- c.980 at Bohemia
- 25 March 1053
- 2 June 1204 by Pope Innocent III
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