The Horse Immortals: Gr - Ni
Name & Year of Induction
| Grattan Bars | 1976 | Lady Hathaway | 2003 |
| Greyhound | 1965 | Lady Suffolk | 1967 |
| Guy Abbey | 1957 | Lee Axworthy | 1955 |
| Guy Axworthy | 1953 | Leta Long | 1974 |
| Guy McKinney | 1988 | Liberated Angel | 2006 |
| Hal Dale | 1956 | Lindy's Pride | 2002 |
| Hambletonian | 1953 | Lismore | 2007 |
| Hamburg Belle | 1957 | Little Pat | 1974 |
| Handle With Care | 2005 | Little Brown Jug | 2005 |
| Hanover's Bertha | 1957 | Lou Dillon | 1955 |
| Happy Medium | 1955 | Maggie Counsel | 1974 |
| Helicopter | 2004 | Matt's Scooter | 2006 |
| Her Ladyship | 1973 | Margaret Arion | 2000 |
| Hickory Pride | 1982 | Margaret Castleton | 1974 |
| Hickory Smoke | 1982 | Margaret Parrish | 1984 |
| Highland Scott | 1966 | Margaret Spangler | 1975 |
| Hoot Mon |
1959 |
Maud S. | 1955 |
| Impish | 1999 | Mc I Win | 1976 |
| Iosola's Worthy | 1995 | McKinney | 1956 |
| Isotta | 1975 | Meadow Skipper | 1983 |
| J. Malcolm Forbes | 1959 | Merrie Annabelle | 1959 |
| Jay-Eye-See | 1990 | Messenger | 1964 |
| Jef's Magic Trick | 2007 | Minor Heir | 1955 |
| Jessie Pepper | 1969 | Miss Bertha Dillon | 1966 |
| Joe Patchen | 1954 | Misty Hanover | 1976 |
| John R. Gentry | 1955 | Most Happy Fella | 1984 |
| Justin Morgan | 1976 | Mr. McElwyn | 1956 |
| Justissima | 1975 | Nancy Hanks | 1955 |
| Kerry Way | 1984 | Napoleon Direct | 1955 |
| Keystone Pioneer | 1997 | Nelson | 1994 |
| King's Counsel | 1975 | Nervolo Belle | 1966 |
| Knight Dream | 2002 | Nevele Pride | 1994 |
| La Paloma | 1973 | Niatross | 1999 |
| Lady Ann Reed | 2001 | Nibble Hanover | 1975 |
| Nihilator |
1995 |