Gregory, IX, Pope, approximately 1170–1241
- Notes:
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- This record contains information from VIAF (Virtual International Authority File) which is made available under the ODC Attribution License.
- External links:
- Author of:
- Manuscripts:
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- Christ Church MS. 378 — Composite manuscript
- Lady Margaret Hall MS. Borough 18 — 17 May 1233; Italy (Papal Curia),
- MS. Add. A. 188 (Digital facsimile online) — Composite manuscript
- MS. Arch. Selden. B. 51 — 13th century, second half; England
- MS. Bodl. 250 — 14th century, third quarter; English
- MS. Bodl. 256 — c. 1400; England
- MS. Bodl. 639 — 13th century, second half; French
- MS. Bodl. 760 — Composite manuscript
- MS. Bodl. 975 — Composite manuscript
- MS. Canon. Misc. 207 — 15th century
- MS. Canon. Misc. 406 — 15th century, middle (?); French
- MS. Canon. Misc. 434 — 1409; Italian, Padua
- MS. Canon. Misc. 444 — 15th century, third quarter; Italian, Ferrara (?)
- MS. Canon. Misc. 492 (Selected pages online) — 14th century, end; Italian, Bologna
- MS. Canon. Misc. 496 — 14th century, beginning; Italian, Bologna
- MS. Canon. Misc. 505 — 15th century
- MS. Canon. Misc. 512 — 15th century, beginning; Italian, Venice (?)
- MS. Holkham misc. 24 — 16th century, early; Italian
- MS. Lat. misc. a. 3 — Composite manuscript
- MS. Lat. misc. b. 23 — Composite manuscript
- MS. Lat. misc. b. 25 — Composite manuscript
- MS. Lat. misc. b. 26 — Composite manuscript
- MS. Lat. th. b. 4 (Selected pages online) — 1241; Italian, Modena or Bologna
- MS. Lat. th. d. 32 (Selected pages online) — 14th century, beginning; French
- MS. Laud Lat. 1 — 13th century, end
- MS. Laud Misc. 32 (Digital facsimile online) — s. xiii2; Germany
- MS. Laud Misc. 196 — 13th century
- MS. Laud Misc. 208 (Digital facsimile online) — Composite manuscript
- St John's College MS 235 (fragment 96) — s. xiv.; Italy
The above references reflect only the current coverage of the online catalogue and may not be comprehensive.