Pierre Louis Parisis (17 August 1795 – 1866) was the Roman Catholic bishop of the Bishopric of Langres in Haute-Marne, France, from 1835 to 1851.
In 1834 he was appointed to succeed Jacques-Marie-Adrien-Césaire Mathieu as Bishop of Langres, and consecrated on February 8, 1835.
[2] In 1847 he founded the "Archconfraternity of Reparation for blasphemy and the neglect of Sunday" in the Church of St. Martin de La Noue at Saint-Dizier.
[4] He is noted for his discussions in the Assembly of 1848 concerning educational reform and for establishing the ecclesiastical College of St. Dizier.
[6] Parisis was the founder and editor of the Revue des sciences ecclesiastioues, and the author of some apologetical works.