Author
- Hatefi1
- Heinrich Bullinger1
- Heinrich IV. von Württemberg1
- Heinrich Stegmüller1
- Heinrich von Friemar1
- Henry Suso1
- Henry of Langenstein1
- Honorat Bovet1
- House of Requesens1
- Ibn Hisham Al-Ansari1
- Ibn Luyun1
- Ibrāhīm al-Ḥusaynī1
- Imbert Feutrier1
- Immanuel Bonfils1
- Isaac Israeli ben Joseph1
- Isaac Israeli ben Solomon1
- Isidore of Seville1
- Ismail ibn Hammad al-Jawhari1
- Ivo of Chartres1
- Jacobus Dinetus1