Name
- Hilary, Robert1
- Hirst, Henry, Clerk of the Lieutenancy, North Riding, county Yorkshire1
- Hodgkin, Vincent1
- Holles, Thomas Pelham-, Duke of Newcastle, prime minister, 1693-17681
- Homrigh, E-1
- Hoorner, Yorke, Mayor of York1
- Howard, Charles, of Add MS 280531
- Howard, Henry, 12th Earl of Suffolk, politician, 1739-17791
- Howard, Richard, of Add MS 280511
- Howard, Thomas, 3rd Earl of Berkshire1
- Hutton, Matthew, Archbishop of York; of Add MS 226011
- Hyde, Edward, 1st Earl of Clarendon, 1609-16741
- Isaacson, Antonio1
- Jackson, John, of Kiveton1
- Jackson, S-, Mrs1
- Jackson, Thomas, of Add MS 280531
- Jacob, Richard, Mayor of Dover1
- Jenkyns, J-1
- Johnson, Nicholas1
- Johnston, James, Lord Clerk Register of Scotland1