John Crescentius ( it, Giovanni Crescenzio) also John II Crescentius or Crescentius III (d. 1012) was the son of

Crescentius the Younger Crescentius the Younger (or Crescentius II; died 29 April 998), son of Crescentius the Elder, was a leader of the aristocracy of medieval Rome. During the minority of Holy Roman Emperor Otto III, he declared himself Consul (or Senator) of Rome ('' ...

(Crescentius II). He succeeded to his father's title of

consul Consul (abbrev. ''cos.''; Latin plural ''consules'') was the title of one of the two chief magistrates of the Roman Republic, and subsequently also an important title under the Roman Empire. The title was used in other European city-states throug ...

and

patrician Patrician may refer to: * Patrician (ancient Rome), the original aristocratic families of ancient Rome, and a synonym for "aristocratic" in modern English usage * Patrician (post-Roman Europe), the governing elites of cities in parts of medieval ...

Rome , established_title = Founded , established_date = 753 BC , founder = King Romulus (legendary) , image_map = Map of comune of Rome (metropolitan city of Capital Rome, region Lazio, Italy).svg , map_caption ...

in 1002 and held it to his death. Early in 1001, a revolt broke out in Rome against the

Emperor Otto III Otto III (June/July 980 – 23 January 1002) was Holy Roman Emperor from 996 until his death in 1002. A member of the Ottonian dynasty, Otto III was the only son of the Emperor Otto II and his wife Theophanu. Otto III was crowned as King of G ...

, who now permanently resided in Rome. The Emperor and

Pope Sylvester II Pope Sylvester II ( – 12 May 1003), originally known as Gerbert of Aurillac, was a French-born scholar and teacher who served as the bishop of Rome and ruled the Papal States from 999 to his death. He endorsed and promoted study of Arab and Gre ...

, the first pope of French nationality, were compelled to flee; it is quite likely that John Crescentius was the prime mover of the rebellion.1913 ''Catholic Encyclopedia'': At any rate, after this he assumed supreme authority in Rome, and after the death of the Emperor Otto III on 24 January 1002 took the title of ''Patricius Romanorum''. Sylvester was permitted to return to Rome, but had little to do with the temporal government. The same is true of his three immediate successors: John XVII (1003),

John XVIII Pope John XVIII ( la, Ioannes XVIII; died June or July 1009) was the bishop of Rome and nominal ruler of the Papal States from January 1004 (25 December 1003 NS) to his abdication in July 1009. He wielded little temporal power, ruling during th ...

(1003–09), and

Sergius IV Pope Sergius IV (died 12 May 1012) was the bishop of Rome and nominal ruler of the Papal States from 31 July 1009 to his death. His temporal power was eclipsed by the patrician John Crescentius. Sergius IV may have called for the expulsion of Mu ...

(1009–12), all of whom were appointed through the influence of John Crescentius. There had not been any further imperial coronations during the rest of his life. John Crescentius died in May 1012,1913 ''Catholic Encyclopedia'': and with him the

Crescentii The Crescentii (in modern Italian Crescenzi) were a Baronial, baronial family, attested in Rome from the beginning of the 10th century and which in fact ruled the city and the election of the popes until the beginning of the 11th century. History ...

disappeared from the

history of Rome The history of Rome includes the history of the city of Rome as well as the civilisation of ancient Rome. Roman history has been influential on the modern world, especially in the history of the Catholic Church, and Roman law has influenced m ...

Notes

References

* 10th-century births 1012 deaths People of medieval Rome 11th-century Italian nobility {{Italy-noble-stub