Gregory IX
Gregory IX (1170–1241) was a writer and catholic priest.
Also recorded as Di Segni Ugolino; Ugolino Di Segni; Hugo of Segni; Ugolino Ostia; Ugolino of Segni; Ugolino de' Conti di Segni.
Overview
Born at Anagni in 1170, died at Rome in 1241.
In detail
Gregory IX studied at University of Bologna. John Halgren of Abbeville is recorded as having studied under Gregory IX. the recorded working language is Latin and Italian.
Places of work recorded in the authority are Rome and Papal States. Positions recorded include Pope and Dean of the College of Cardinals.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Pope Gregory IX”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q124831: Gregory IX
Consult the source