Encyclopædia Britannica, Ninth Edition/Gregory

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Nicephorus Gregoras

Encyclopædia Britannica, Ninth Edition, Volume XI

Gregory

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See also Gregory (given name) and (surname) on Wikipedia; and the disclaimer.

1708313Encyclopædia Britannica, Ninth Edition, Volume XI — Gregory

In the 9th edition of the Encyclopædia Britannica, Gregory may refer to:

St Gregory the Great, a 6th-century pope and doctor of the Latin Church apocryphally credited with the creation of Gregorian chant,
St Gregory II., an 8th-century pope,
St Gregory III., an 8th-century pope,
Gregory IV., a 9th-century pope,
Gregory V., a 10th-century pope,
Gregory VI., born Johannes Gratianus, an 11th-century pope,
St Gregory VII., born Hildebrand, an 11th-century pope,
Gregory VIII., born Albert de Mora, a 12th-century pope,
Gregory IX., a 13th-century pope,
Gregory X., a 13th-century pope,
Gregory XI., born Pierre Roger de Beaufort, a 14th-century pope in Avignon,
Gregory XII., born Angelo Corario, a 15th-century pope and bishop of Porto,
Gregory XIII., born Ugo Buoncompagno, the 16th-century pope responsible for the Gregorian calendrical reforms,
Gregory XIV., born Niccolo Sfondrato, a 16th-century pope,
Gregory XV., born Alessandro Ludovisio, a 17th-century pope,
Gregory XVI., born Bartolommeo Alberto Cappellari, a 19th-century pope,
St Gregory the Illuminator, the 3rd- and 4th-century founder of the Armenian Church,
St Gregory Theologus of Nazianzus, a 4th-century bishop, one of the four fathers of the Greek Church,
St Gregory of Nyssa, a 4th-century bishop,
St Gregory Thaumaturgus, a 3rd-century bishop,
St Gregory of Tours, a 6th-century bishop and historian,
John Gregory, a 17th-century Scottish churchman,
David Gregory, a 17th-century Scottish physician,
James Gregory, a 17th-century Scottish mathematician and physicist, inventor of the Gregorian telescope,
David Gregory, a 17th-century Scottish mathematician and astronomer,
John Gregory, an 18th-century Scottish physician,
James Gregory, an 18th- and 19th-century Scottish physician,
William Gregory, a 19th-century Scottish chemist,
Duncan Farquharson Gregory, a 19th-century Scottish chemist and mathematician, or
Olinthus Gregory, an 18th- and 19th-century English mathematician.