Name
- Gordon, Guy G, customs officer, fl 1815-18251
- Graham, John, Reverend; alias 'John de Falkirk,'; historian of Ireland1
- Graham, John, of Dumbarton, correspondent of Sir Robert Peel, fl 18351
- Greenhalgh, Family1
- Gregg, Thomas, secretary of the Dublin Protestant Orphan Society and correspondent of Robert Peel, fl 18421
- Grimshaw, John N, of Pittsfield, correspondent of Sir Robert Peel, fl 18451
- HM Treasury, 12th century-1
- Hamilton, Archibald, of the Stamp Office1
- Hamilton, George R-1
- Hamilton, Joseph Michael JG-, philanthropist, of Dublin1
- Hanchett, John Martin, formerly Captain, RN, and Comptroller-General of the Coastguard1
- Hanna, Samuel, Reverend; Chairman, Belfast Presbyterian College Committee1
- Hargreaves, James, inventor, d 17781
- Harrison, John Orton1
- Hassell, Thomas, dissenting minister at Cloghjordan1
- Henry, Samuel, Secretary, Belfast sawyers1
- Henthorn, James, Governor, Dublin House of Industry1
- Hibernian Society, London1
- Hurlstone, Frederick Yeates, President, Society of British Artists1
- Irwin, Henry, Sheriff of county Roscommon1