Index: Adams Family Correspondence, Volume 13, H
- Haar, Capt. (of the Sonne)
- Hackensack River
- Hadfield, George (of Washington, D.C.)
- Hague, The, Netherlands
- Haiti
- Haleron, Capt. John (of the Three Friends)
- Halewijn, Simon van (Dordrecht burgomaster)
- Halifax, Nova Scotia
- Hall, Ann (Nancy, niece of Moses Black)
- Hall, Jane Black (mother of Ann)
- Hall, Joseph (Boston lawyer)
- Hall, Susanna Boylston Adams (1707–1797, mother of JA)
- Hall, William (father of Ann)
- Halsbrücke, Germany
- Hamburg, Germany
- Hamburgische Address Comtoir Nachrichten
- Hamburg Packet.
- Hamilton, Alexander
- Hammond, Abijah (N.Y. merchant)
- Hampshire County, Mass.
- Hancock, Nathaniel (artist)
- Hannibal
- Hansen, Capt. (of the Peter)
- Hare, Charles Willing (son of Robert, Sr.)
- Hare, Margaret Willing (wife of Robert, Sr.)
- Hare, Martha (daughter of Robert, Sr.)
- Hare, Robert, Sr. (1752–1812, Phila. merchant)
- Hare, Robert, Jr. (1781–1858, son of Robert, Sr.)
- Harmon, Abigail Hunt (Nabby, Adams servant)
- Harmon, Ebenezer (husband of Abigail)
- Harmon, Lt. William (of Braintree)
- Harper, Robert Goodloe (S.C. representative)
- Harris, John (Harvard student)
- Harrison, George (of Phila.)
- Harrison, Sophia Francis (wife of George)
- Harrod, Ann (1774–1845, later wife of TBA, designated as AHA in The Adams Papers)
- Hartford, Conn.
- Hartford County, Conn.
- Hartley, Charles W. (son of Thomas)
- Hartley, Col. Thomas (Penn. representative)
- Harvard College
- Harvard University Press
- Hastings, Jonathan, Jr. (Boston postmaster)
- Haugwitz, Count Christian August Heinrich Kurt von (Prussian foreign minister)
- Hauteval, Lucien (French agent “Z”)
- Hautpoul, Gen. Jean Joseph Ange Hautpoul, Comte d’ (French)
- Havana, Cuba
- Haverhill, Mass.
- Haverhill Federal Gazette
- Haverhill Library Society
- Havre, Le (Havre de Grâce), France
- Hayden, Thomas (of Quincy)
- Haywood, Sherwood (of N.C.)
- Health and illnesses
- Heath, Maj. Gen. William (of Roxbury)
- Hebrew language
- Heidelberg, Germany
- Hellen, Ann Johnson (Nancy, sister of LCA)
- Hellen, Johnson (son of Ann)
- Hellen, Walter (husband of Ann)
- Helvetic Republic
- Henry, Elizabeth Sophia Duché (wife of John)
- Henry, John (1750–1798, gov. of Md.)
- Henry, Capt. John (ca. 1776–ca. 1820, U.S.)
- Henry, John Joseph (Penn. judge)
- Henry, Patrick (of Va.)
- Henry, Prince
- Henry, Wilhelmina of Hesse-Cassel, Princess (wife of Prince Frederick Henry Louis)
- Herald (sloop)
- Herculaneum, Italy
- Hervey, James
- Hichborn, Benjamin (Boston lawyer)
- Higginson, Stephen (Boston merchant)
- Hill, Deacon Aaron (d. 1792, father of Dr. Aaron)
- Hill, Dr. Aaron (1757–1830, of Cambridge)
- Hillhouse, James (Conn. senator)
- Hillsborough County, N.H.
- Hingham, Mass.
- History
- Hoban, James (Washington, D.C., architect)
- Hobart, Col. Aaron (husband of Thankful)
- Hobart, Thankful White Adams (sister-in-law of JA)
- Hobart, William (of Braintree)
- Hobby, Capt. John (of Portland, Maine)
- Holidays
- Hollingsworth, Zebulon (U.S. attorney for Md.)
- Holstein, Germany
- Homer
- Hompesch, Baron Ferdinand von (Knights of Malta)
- Honestus
- Hood, Capt. Alexander (of the Mars)
- Hooker, Rev. Thomas (of Boston)
- Hope of Emden (ship)
- Hopkins, Dr. Lemuel (of Hartford, Conn.)
- Hopkins, Samuel M. (N.Y. lawyer)
- Hopkinson, Emily Mifflin (wife of Joseph)
- Hopkinson, Francis (of Phila.)
- Hopkinson, Joseph (son of Francis)
- Hopkinton, Mass.
- Horace
- Horses
- Hotels
- Hottinguer, Jean (French agent “X”)
- Hotze, Marshal David van (Austrian)
- Houghton, John (Boston merchant)
- Housatonic River
- House of Representatives, U.S.
- Houses
- Howard, Betsy (Adams servant)
- Howard, John Eager (Md. senator)
- Howard, Rev. Simeon (of Boston)
- Howe, John (of Dorchester)
- Howell, Richard (gov. of N.J.)
- Hubbard, Nicolaas (Amsterdam banker)
- Hubbard, Thomas Hill (of N.Y.)
- Hubber, Capt. (of the Four Friends)
- Hudson River
- Huger, Mary Esther Kinloch (of S.C.)
- Hull, Isaac (of the Constitution)
- Humbert, Gen. Jean Joseph Amable (French)
- Humphrey, James (of Weymouth)
- Humphreys, Col. David (U.S. diplomat)
- Hunt, Abigail
- Hurd, John (of Boston)
- Hurd, Rebecca Leppington (wife of John)
- Hutchinson, Thomas (former gov. of Mass.)
- Hutson, Matthew (of Penn.)