Former Owner
- Germanus Langen1
- Giovanni Dominico Fabbris1
- Giovanni Perissinotti1
- Giovanni Sforza1
- Giuseppe Martini1
- Gladbach Abbey1
- Guglielmo Libri Carucci dalla Sommaja3
- Gusztáv Emich1
- Habert du Berry d'Artois family1
- Hans Albrecht von Derschau1
- Harrison Gray Otis1
- Harrison Horblit2
- Henry Drury3
- Henry Ellis Allen2
- Henry George Bohn2
- Henry Pelham-Clinton, 7th Duke of Newcastle3
- Henry White1
- Hercules Silva1
- Hermann Suchier1
- Himmerod Abbey1