Former Owner
- Grosvenor, Richard1
- Gudrun Wandel69
- Guglielmo Libri Carucci dalla Sommaja17
- Guilberto Broulin1
- Guilelmus Laing1
- Guillemette Bezard1
- Gundulf1
- Gusztáv Emich1
- Gāḍagila, Janārdanapanta Bhatu4
- H. Bayle1
- H. Charles Barnston1
- H. P. Kraus (firm)28
- Habert du Berry d'Artois family1
- Hagop Kevorkian1
- Hagop Kevorkian Fund1
- Hamilton Cole1
- Hamon Styleman Le Strange1
- Hampton L. Carson7
- Hans Albrecht von Derschau2
- Hans P. Kraus2