Hermit who founded a cenobitical community, d. 346. Some speculation on how and why St. Pachomius came up with the idea of the cenobitical life
Saints
Here is CatholicBrain's index of Saints. This is a great resource for learning about the lives of the saints at home or in the classroom!
Saint Pascal Baylon
Aragonese Franciscan lay brother, d. 1592
Saint Patrick
St. Patrick of Ireland is one of the world's most popular saints. He was born in Roman Britain and when he was fourteen or so, he was captured by Irish pirates during a raiding party and taken to Ireland as a slave to herd and tend sheep.
Saint Paula
Widowed at the age of 32, Paula embarked on the monastic life in Bethlehem, along with her daughter Eustochium. Paula died in 404
Saint Paulinus, Bishop of Nola
Looked upon as a saint even in his own lifetime. He died in 431
Saint Paul of the Cross
Italian-born founder of the Passionists. He died in 1775
Saint Paul the Hermit
Fled into the Egyptian desert to escape the Decian persecution. Died at the age of 113
Saint Paul the Simple
Monk, disciple of St. Antony, d. around 339
Saint Peter Chrysologus
Bishop of Ravenna, d. 450. Pious, zealous, and a renowned speaker--thus the name 'Chrysologus'
Saint Peter Claver
Spanish Jesuit priest who for 33 years ministered to African slaves in the New World, and tried to stop the slave trade. Died in 1654
Saint Peter Faber
French priest, one of the first Jesuits, d. 1546
Saint Peter Gonzalez
Spanish Dominican, d. 1246. Patron saint of Spanish and Portuguese sailors
Saint Peter-Louis-Marie Chanel
Two articles on the French Marist missionary. Martyred in 1841
Saint Peter of Alcántara
Spanish Franciscan priest, reformer, and mystic. Died in 1562
Saint Philip the Apostle
New Testament figure in Scripture and Christian tradition
Saint Philomena
St. Philomena, whose relics were discovered at the beginning of the nineteenth century
Saint Pope Adeodatus II
Roman monk, opponent of Monothelitism, d. 676. Called Adeodatus II to distinguish him from his predecessor St. Deusdedit, who is also called Adeodatus.
Saint Pope Adrian III
Pope, a Roman, who died in 885.
Saint Pope Agapetus I
Anti-Arian, instrumental in deposing a Monophysite bishop who had moreover abandoned his see, d. 536.
Saint Pope Agatho
St. Agatho the Wonderworker, a Sicilian believed to have been over 100 years old at the time of his election. He died in 681.
Saint Pope Alexander I
Pope, who died in 115 or 116. According to a tradition dating to the fifth century, Alexander was martyred, but it is possible that he has been confused with another St. Alexander who was indeed a martyr.
Saint Pope Anacletus
Third pope, a martyr, d. about 91. May be the same person as Pope St. Cletus.
Saint Pope Anastasius I
Pope remembered chiefly for condemning Origenism, d. 401.
Saint Pope Anicetus
Martyr, a contemporary of St. Polycarp and of the heretic Marcion.
Saint Pope Anterus
Also known as Anteros, pope for less than 2 months, d. in 236.
Saint Pope Benedict II
A Roman, he was pope for a little less than eleven months, and died in 685. Account of his pontificate.
Saint Pope Boniface I
Consecrated the same day as the antipope Eulalius. Both were ordered to leave Rome. Eulalius took over St. John Lateran on Holy Saturday, after which the emperor refused to consider his claim. Boniface died in 422
Saint Pope Boniface IV
Transformed the Pantheon into a Christian church, died in 615.
Saint Pope Celestine I
Excommunicated Nestorius, sent St. Patrick to Ireland, d. 432
Saint Pope Celestine V
Benedictine priest and hermit, d. 1296
Saint Pope Clement I
Clement I, also called Clemens Romanus, the fourth pope and the first of the Apostolic Fathers
Saint Pope Damasus I
Damasus, who had to contend with an antipope, condemned Apollinarianism, and persuaded St. Jerome to undertake the revision of the Latin Bible, died in 384
Saint Pope Deusdedit
Also known as Pope Adeodatus I, d. 618.
Saint Pope Dionysius
Elected towards the end of a wave of persecution. Dionysius opposed the errors of the Sabellians and Marcionites, and died in 268
Saint Pope Eleutherius
Native of Nicopolis, served as deacon in the Roman Church, d. about 189
Saint Pope Eugene I
Made bishop of Rome after Pope St. Martin I had been in exile for 14 months. Eugene died in 657
Saint Pope Eusebius
Reigned for only four months, in 309 or 310, was deported, died in exile, is counted as a martyr
Saint Pope Eutychianus
The successor of Pope Felix I. Eutychianus died in 283
Saint Pope Evaristus
Sometimes called Aristus. Martyr, died about 107
Saint Pope Fabian
Pope who was martyred in 250
Saint Pope Felix I
The successor of Pope St. Dionysius, Felix died in 274. He is sometimes confused with a Roman martyr of the same name
Saint Pope Felix III
Felix II was an antipope, irregularly imposed by the Arians while Pope Liberius was still alive, so St. Felix III is sometimes called Felix II. Pope St. Felix III was much involved in battling heresy, and died in 492
Saint Pope Felix IV
Since Felix II was an antipope imposed by the Arians while Pope Liberius was still alive, St. Felix IV is sometimes called Felix III. Pope St. Felix IV died in 530
Saint Pope Gelasius I
An assessment of his pontificate. He died in 496
Saint Pope Gregory II
Also known as Gregory Junior, or Gregory the Younger, d. 731
Saint Pope Gregory III
A Syrian, was elected the successor of Pope St. Gregory II by acclamation, d. 741
Saint Pope Gregory I (the Great)
Doctor of the Church, d. 604
Saint Pope Gregory VII
Also known as Hildebrand: 'one of the greatest of the Roman pontiffs and one of the most remarkable men of all times.' He died in 1085
Saint Pope Hilarius
As an archdeacon, he had acted as one of Pope St. Leo the Great's legates at the 'Robber Synod.'
Saint Pope Hyginus
Greek by birth, the successor of Pope Telesphorus. Died in about 142
Saint Pope John I
A Tuscan, was warmly received in Constantinople, but upon his return to Rome, was imprisoned by King Theodoric. Pope John died in prison in 526
Saint Pope Julius I
A Roman, anti-Arian, supporter of St. Athanasius. Julius died in 352
Saint Pope Leo II
Pontiff, who died in 683
Saint Pope Linus
Reigned about A.D. 64 or 67 to 76 or 79
Saint Pope Lucius I
Pope, exiled for a time, who reigned less than one year, and died in 254
Saint Pope Marcellus I
After a vacancy in office following the death of Pope St. Marcellinus, was elected to the papacy in 308. Fairly lengthy biographical article
Saint Pope Mark
Reigned for less than 9 months, d. 336
Saint Pope Martin I
Opposed the Monothelites, who were supported by the emperor. He was taken prisoner to Constantinople, but refused to sign a heretical declaration. He died in exile in 655
Saint Pope Miltiades
Died in 314. An African, his name is also sometimes given as Miltiadea or Melchiades
Saint Pope Pius I
He excommunicated Marcion, and died in about 154
Saint Pope Pius V
Sixteenth-century pontiff
Saint Pope Pontian
He was exiled to the Sardinian mines in 235 and died there of privation
Saint Popes Caius and Soter
Popes, having their feast together on 22 April
Saint Pope Silverius
Son of Pope St. Hormisdas. Named pope while yet a subdeacon, to thwart the Monophysites. Exiled through a forgery of his political and religious enemies, died of starvation in prison, probably in 537
Saint Pope Sixtus I
Martyr, reigned for ten years in the very early part of the second century
Saint Pope Sixtus II
This is the St. Sixtus who is commemorated in the Eucharistic Prayer. Pope who was one of the first martyrs of the Valerian persecution, in 258
Saint Pope Sixtus III
Reigned 432-440
Saint Pope Stephen I
Reigned 254-257
Saint Pope Sylvester I
In office for 21 years, while Constantine was emperor. St. Sylvester died in 335
Saint Pope Telesphorus
Martyr, died c. 136
Saint Pope Urban I
Died 230. Very little is known about his life, and even his burial place was in doubt for some time
Saint Pope Vitalian
He tried to win over the Monothelites who then held sway in Constantinople, and was the reigning pope at the time of the Synod of Whitby. He died in 672
Saint Pope Zephyrinus
Pontiff, who died in 217
Saint Pope Zosimus
Account of his pontificate focuses on his entanglement with the Pelagian controversy
Saint Primus and Felician
Martyrs of the Diocletian persecution, in about 304
Saint Prisca
Roman martyr of unknown date