Benedictus Canonicus

Benedictus Canonicus Sancti Petri ("Benedict, canon of St. Peter's") was a religious and liturgical writer from Rome active in the first half of the 12th century. which, among others, contains the Ordo Romanus; this book was written between 1140 and 1143 when he was already advanced in years. His work is important because of the contained information about institutions and religious celebrations and feasts of 12th-century Rome.