Name
- Fry, George, King's Messenger1
- Gardiner, Stephen, theologian, administrator, and Bishop of Winchester, c 1495x8–1555, http://isni.org/isni/000000...1
- Garill, John, author of proposals on the mint, fl 16681
- Garraway, William, politician, 1617-17011
- Geary, Family1
- General Post Office, 1660-19691
- George II, King of Great Britain and Ireland, 1683-17601
- Giraldi, Francisco, diplomat, fl 1571-15761
- Goldingham, Henry, correspondent of Sir Julius Caesar, fl 16211
- Greville, Foulke, afterwards Baron Brooke, Treasurer of the Navy1
- Griffith, Robert, correspondent of Edward Southwell, fl 17231
- Gustavus Adolphus II, King of Sweden1
- Guzman, Anielo, correspondent of Sir Robert Southwell, fl 16701
- HM Customs and Excise, 1909-20051
- Habsburg, Ferdinand II, Emperor of Germany, 1578-16371
- Hamilton, James, 6th Earl of Abercorn1
- Hanaper Office1
- Handasyde, Thomas, Colonel1
- Harbord, William, Ambassador to the Hague1
- Haren, Willem, Dutch poet and politician1