Index: Adams Family Correspondence, Volume 09, H
- Hague, The, Netherlands
- Haiti
- Hale, Sir Matthew
- Hall, Susanna Boylston Adams (1709–1797, mother of JA)
- Hamilton, Alexander (U.S. secy. of the treasury)
- Hamilton, Andrew (grandfather of William)
- Hamilton, Ann (Nancy, niece of William)
- Hamilton, Elizabeth Schuyler (wife of Alexander)
- Hamilton, William (of Phila.)
- Hammond, George (Brit. minister to U.S.)
- Hammond, James
- Hammond, Margaret Allen (wife of George)
- Hampshire County, Mass.
- Hancock, Gov. John
- Hancock, Thomas (uncle of John)
- Hancock (packet)
- Haraszti, Zoltán
- Harbach, John (Boston broker)
- Hardwick, Frederick (of Braintree)
- Hardwick, John Henry (son of Frederick)
- Harison, Richard (U.S. district attorney)
- Harper, Joseph (actor)
- Harris, Thaddeus Mason (Harvard classmate of JQA)
- Harris, William (Brit. historian)
- Harrison, George (of Phila.)
- Harrison, Henry (Phila. mayor)
- Harrison, Richard (Va. merchant)
- Harrison, Sophia Francis (wife of George)
- Harrod, Ann (1774–1845, daughter of Joseph, later wife of Thomas Boylston Adams, designated as AHA in The Adams Papers)
- Harrod, Anna Treat (wife of Joseph)
- Harrod, Joseph (of Haverhill)
- Hartford, Conn.
- Hartley, David (Brit. politician)
- Harvard College and University
- Harvard University Press
- Harwich, Mass.
- Haswell, Robert (of the Columbia)
- Hauteval, Mr. d' (of St. Domingue)
- Haverhill, Mass.
- Health and illnesses
- Heming, George (London silversmith)
- Henfield, Gideon (Salem sailor)
- Henry VI, King of England
- Herald of Freedom (Boston)
- Hewes, Robert or Shubael (Boston bonesetters)
- Hichborn, Benjamin (Boston lawyer)
- Highmore, Anthony
- Hill, Henry (Phila. wine merchant)
- Hilliard, Mary Foster (wife of Timothy)
- Hilliard, Rev. Timothy (of Cambridge)
- Hingham, Mass.
- History
- Hoffman, Josiah Ogden (N.Y. lawyer)
- Holidays
- Holland (province of the Netherlands)
- Hollis, Thomas (Brit. antiquarian)
- Hollis, Thomas Brand (Brit. antiquarian)
- Holt, Sir John
- Holten (Holton), Dr. Samuel (Mass. representative)
- Homer
- Honestus (pseudonym)
- Honiton, England
- Hooper, Harriot Bradbury (wife of Thomas)
- Hooper, Robert (of Marblehead)
- Hooper, Ruth (wife of Robert)
- Hooper, Thomas Woodbridge
- Hopkins, Capt. Caleb (of the Maria)
- Horace
- Hotels
- House, Mary (of Phila.)
- House of Representatives, U.S
- Houses
- Hovey, Joseph (Boston factory owner)
- Howard, Elizabeth Clarke Mayhew (1st wife of Simeon)
- Howard, Jerusha Gay (2d wife of Simeon)
- Howard, John Clarke (son of Simeon)
- Howard, Jonathan Mayhew (son of Simeon)
- Howard, Mary (of Braintree)
- Howard, Rev. Simeon (of Boston)
- Hubbard, Nicholas (Amsterdam banker)
- Hubbard, Russel
- Hudson River
- Hughes, James M. (N.Y. lawyer)
- Hume, David
- Humphrey, Levi (of Braintree)
- Humphrey Ploughjogger (pseudonym)
- Humphreys, Col. David (U.S. diplomat)
- Hunt, Cornelius (of the West Indies)
- Hunt, Hannah (of Braintree)
- Hunting
- Hurd, Elizabeth (daughter of John)
- Hurd, Elizabeth Foster (1st wife of John)
- Hurd, John (Boston insurance broker)
- Hurd, John Russell (son of John)
- Hurd, Katharine (daughter of John)
- Hurd, Mary Russell Foster (2d wife of John)
- Hurd, Rebecca Leppington (3d wife of John)
- Hutchinson, Dr. James (of Phila.)
- Hyde, The (Brit. estate)
- Hyslop, Betsey Williams (wife of William, Jr.)
- Hyslop, Betsey Williams or Mehetabel Stoddard
- Hyslop, Mehetabel Stoddard (wife of William, Sr.)
- Hyslop, William, Sr. (1714–1796, Boston merchant)
- Hyslop, William, Jr. (1753–1792, son of William, Sr.)