Former Owner
- Harimiśra1
- Harry G. Friedman2
- Heeramaneck, N.N1
- Henri Lambert1
- Henry Probasco1
- Herbert M. Allen1
- Heribert Tenschert1
- Hermann Suchier1
- Hilel ben Asher Ḥananel Levi1
- House of Rucellai1
- Howard Lehman Goodhart2
- Ibrahim Sultan1
- Ibrāhīm al-Shakūrī1
- Ismāʻīl ibn al-Ḥājj ʻĪsá Jurayj al-Muhannā1
- J. Martini1
- J. T. Payne1
- J. Techener1
- J. Thomson1
- Jacob Suter1
- James F. Drake1