| Haas, James A. | Watchmaker | D 1846, 1849 |
| Haas, N. | Watchmaker | D 1846-1850 |
| Hacker, Joseph | Silversmith & Plater | D 1831-1850 |
| Hacker, William | Silverplater | D 1848-1849 |
| Hadder, William | Watchmaker | D 1837 |
| Hafline, John | Lapidary | D 1785-1803, d. 1804 |
| Haggenmacher, J. H. & Co. | Silver Mfrs. | D 1836 |
| Hahn, C. G. | Watchmaker | D 1798 |
| Haine, Moses | Jeweller (Servant) | 1775 |
| Haines, Imlah | Watchmaker | D 1829-1833 |
| Haines, see also Folwell & Haines | | |
| Halfpenny, William | Silverplater | D 1835 |
| Hall, David | Silversmith | Adv. 1765, d. 1779 |
| Hall, George | Silverplater | D 1823-1824, 1835-1837, 1842 |
| Hall, John | Watchmaker | D 1804-1840 |
| Hall, Peter | Watchmaker | D 1818-1819, 1823-1824 |
| Hall, see also Lefferts & Hall | | |
| Halley, see Healey | | |
| Halliday, Elias H. | Watchmaker | D 1828-1833 |
| Halliday, James H. | Silversmith | D 1841-1843 |
| Halsel, Charles | Silverplater | D 1839 |
| Halsted, Benjamin | Silversmith | Adv. 1783 |
| Hamilton, James | Watchmaker | D 1848 |
| Hamilton, R. J. | Watchmaker | D 1837-1846 |
| Hamilton, Samuel | Watchmaker | D 1837 |
| Hamman, Crosby | Silverplater | D 1823-1825 |
| Hamman, Peter | Watchmaker | D 1817 |
| Hammond, see Hamman | | |
| Hancock, Robert | Silverplater | D 1793-1794 |
| Hand, J. | Jeweller | D 1837 |
| Hand, Joseph S. K. | Jeweller | D 1833-1850 |
| Hand, see also Spencer & Hand | | |
| Handle, John | Silversmith | D 1839, 1841-1842, 1844-1848 |
| Hano, L. | Jeweller | D 1849 |
| Hano & Co. | Jewellers | D 1848 |
| Hansell, James | Clockmaker | D 1816-1850 |
| Harden, James | Clock Dial Maker | D 1818-1824 |
| Hardwood, see Harwood | | |
| Harker, William | Jeweller | D 1850 |
| Harker, Willis | Jeweller | D 1845 |
| Harkins, James | Jeweller | D 1840, 1842, 1847 |
| Harman, Alexander | Silverplater | D 1835 |
| Harper, Alexander | Goldsmith | D 1819 |
| Harper, Benjamin | Watchmaker | D 1843 |
| Harper, David (Dutens & Harper) | Goldsmith | Adv. 1755-1756 |
| Harper, John M. | Watchmaker | D 1841-1850 |
| Harper, Thomas E. | Watch Case Maker | D 1847-1850 |
| Harper, Thomas W. | Silversmith | D 1813-1817 |
| Harpur, William W. | Watchmaker | D 1839-1850 |
| Harrall, Francis | Jeweller | D 1828-1830 |
| Harrington, William | Clockmaker | D 1849-1850 |
| Harris, Edward | Silversmith | D 1848 |
| Harris, Thomas | Silverplater | D 1818-1822 |
| Hart, John | Jeweller | Adv. 1776 |
| Hart, Walter | Silversmith | D 1849-1850 |
| Hart, William | Silversmith | D 1818-1824 |
| Hartford, George | Silversmith | D 1794 |
| Hartley, Jeremiah | Watchmaker | D 1837-1850 |
| Hartley, Samuel | Silversmith | D 1818-1819, 1824-1825, 1839-1850 |
| Hartley, see also Clark & Hartley, Garrett & Hartley | |
| Hartman, Philip | Gold & Silversmith | D 1813-1814 |
| Hartwell, Samuel S. | Jeweller | D 1842 |
| Harwood, Benjamin | Silverplater | D 1819 |
| Harwood, John | Silversmith | D 1816-1821 |
| Harwood, see also Robinson & Harwood | | |
| Haselwood, George W. | Chaser | D 1848 |
| Haselwood, William | Chaser | D 1848-1850 |
| Hassan, see Hassell | | |
| Hassell, Charles | Silverplater | D 1837-1842 |
| Hatch, Israel (or I. A.) | Jeweller | D 1844-1845 |
| Haterick, see Hattrick | | |
| Hattrick, James (or J. R.) | Silverplater | D 1839, 1842-1850 |
| Hattrick & Shannon | Silverplaters & Locksmiths | D 1844 |
| Hattrick & Smith | Silverplaters | D 1837 |
| Haushall, John | Watchmaker | D 1816-1817 |
| Haverstick, William | Goldsmith | Adv. 1781, Census 1790, D 1791-1793 |
| Hawkins, James | Jeweller | D 1841 |
| Haws, John | Silversmith | D 1837 |
| Haydock, Eden | Watch Case Maker | D 1839-1850 |
| Haydock, James B. | Jeweller | D 1846-1849 |
| Haydock, Thomas O. | Jeweller | D 1850 |
| Haydock, see also Garrett & Haydock | | |
| Hayes, George | Jeweller | D 1842-1850 |
| Hayes, see also Dreer & Hayes | | |
| Head, Joseph | Silversmith | D 1798 |
| Headman, William | Watchmaker | D 1828-1850 |
| Healey, William | Silverplater | D 1785-1795, 1799 |
| Heber, see Herbert | | |
| Hechstetter, John David | Engraver | Adv. 1796 |
| Heckman, Archimedes | Silverplater & Jeweller | D 1839-1840 |
| Heckman, see also Douglas & Heckman | | |
| Heilig, John | Watchmaker | D 1801-1802, 1809, 1839-1850 |
| Heineman, Daniel | Jeweller | D 1837 |
| Heineman, George | Watchmaker | D 1847-1849 |
| Heineman, L. C. (or L. G.) | Watchmaker | D 1849-1850 |
| Heiss, James P. | Watchmaker | D 1849-1850 |
| Helgefort, Henry | Goldsmith | D 1849 |
| Helig, see Heilig | | |
| Heller, Jacob (or J. J.) | Silverplater | D 1837-1850 |
| Heller, John | Silverplater | D 1837 |
| Helly, see Healey | | |
| Helm, Christian | Watchmaker | D 1802-1804 |
| Helm, Thomas | Watch Case Maker | D 1835-1850 |
| Hemphill, Alexander | Goldsmith | 1741 |
| Hemphill, Thomas J. | Watchmaker | D 1836, 1839-1841 |
| Henderson, A. A. | Jeweller | D 1837 |
| Henderson, Stephen | Silverplater | D 1803-1816 |
| Henderson, Field & Co. | Silverplaters | D 1816 |
| Hendricks, John | Silversmith | D 1848 |
| Hendrickson, William | Silversmith | D 1848-1850 |
| Henry, see Dickinson & Henry | | |
| Hepton, Frederick | Watchmaker | D 1785 |
| Herbert, Lawrence | Engraver | Adv. 1748-1751 |
| Herils, Francis | Goldsmith | D 1804-1833 |
| Heringer, Charles | Jeweller | D 1844-1850 |
| Heringer, John C. | Jeweller | D 1849-1850 |
| Heron, Isaac | Watchmaker | Adv. 1763-1764 |
| Herrican, William | Watchmaker | D 1850 |
| Herrils see Herils | | |
| Hester, Jacob | Silverplater | D 1823 |
| Heyde, Charles | Jeweller | D 1839-1840 |
| Heyley, see Healey | | |
| Hight, Christian | Watchmaker | D 1819-1822 |
| Hildeburn, Samuel | Watchmaker | D 1810-1837 |
| Hildeburn, Woolworth | Clockmaker | D 1816-1819 |
| Hildeburn & Bros. | Watchmakers | D 1849-1850 |
| Hildeburn & Watson | Watchmakers | D 1833 |
| Hildeburn, see also Watson & Hildeburn | | |
| Hillworth, Frederick | Watchmaker | D 1844-1849 |
| Hillyartiner, Philip | Watchmaker | D 1844 |
| Hilton, William | Silversmith | D 1814 |
| Hinckley, Richard | Jeweller | D 1837 |
| Hinckley, Robert H. | Jeweller | D 1839-1841 |
| Hind, John | Jeweller | d. 1775 |
| Hindman, D. B. & Co. | Wholesale Jewellers | D 1833-1837 |
| Hines, Robert W. | Jeweller | D 1848-1850 |
| Hinman, see Hindman | | |
| Hinkin, Benjamin | Jeweller | D 1837 |
| Hinkle, Benjamin | Jeweller | D 1840-1850 |
| Hinkls, John P. | Watchmaker | D 1824 |
| Hinkle, see also Thirion & Hinkle | | |
| Hocker, Joseph | Silverplater | D 1829-1833 |
| Hocker, Willis | Jeweller | D 1846-1849 |
| Hodgson, William | Watchmaker | D 1785 |
| Hoffman, Frederick | Silversmith | D 1820-1849 |
| Hoffman, John H. | Sword Maker | D 1848-1850 |
| Hoffman, see also Bard & Hoffman | | |
| Hoffner, Henry | Watchmaker | D 1791 |
| Hoffner, John | Armourer | D 1818 |
| Hognet, see Hoguet | | |
| Hoguet, Augustus | Watchmaker | D 1814, 1819, 1823-1833 |
| Hoguet, A. F. | Jeweller | D 1825 |
| Holden, Eli | Watchmaker | D 1843-1850 |
| Holden & Boning | Jewellers | 1843 |
| Hollinger, A. | Watchmaker | D 1839 |
| Hollingshead, John | Goldsmith | Adv. 1768 |
| Hollingshead, Wllliam | Goldsmith | 1754, Adv. 1757-1774, D 1785 |
| Holmes, George H. | Lapidary | D 1840-1850 |
| Holmes, J. | Clockmaker | D 1842 |
| Holmes & Rowan | Lapidists | D 1847-1850 |
| Holton, John | Silversmith | D 1794 |
| Hood, Jacob | Jeweller | D 1825 |
| Hooker, William | Engraver | D1813-1814 |
| Hoop, Jacob | Jeweller | D1823-1824 |
| Hoover, Henry | Silverplater & Smith | D 1816-1822 |
| Hoover, Joseph E. | Silversmith | D 1837-1841 |
| Hoover, see also Faber & Hoover | | |
| Hopkins, Henry | Watchmaker | D 1831-1833 |
| Hopkins, Robert | Watchmaker | D 1833 |
| Hopper, B. C. | Watchmaker | D 1844-1848 |
| Hopper, Benjamin | Watchmaker | D 1850 |
| Hopper, Joseph (or J. M.) | Watchmaker | D 1835-1841 |
| Hopper, Joseph M. | Clockmaker | D 1816-1822 |
| Hopper, Samuel | Silversmith | D 1835 |
| Hopper, Samuel M. | Jeweller | D 1845-1850 |
| Horn, Henry | Silverplater | D 1809-1840 |
| Horn, see also Bolton & Horn | | |
| Horn & Kneass | Silverplaters | D 1811-1837 |
| Hoskins, Samuel | Jeweller | D 1835 |
| Houlton, John | Silversmith | D 1797-1798 |
| Houston, Henry | Engraver | d. 1799 |
| Houtzell, Jacob | Jeweller | D 1801-1804, 1807-1808 |
| How (or Howe), William | Silversmith | D 1842-1846 |
| Howard, John | Silversmith | D 1819-1822 |
| Howard, Thomas | Watchmaker | Adv. 1775, D 1785-1791 |
| Howell, James | Silversmith | D 1802-1813 |
| Howell, William | Silversmith | D 1841 |
| Howland, John (or J. L.) | Jeweller | D 1828-1833 |
| Hubbs, John | Die Sinker | D 1830-1837 |
| Huber, Henry, Jr. | Silverplater | D 1818, 1823-1824 |
| Hubert, John L. | Jeweller | D 1848 |
| Hubert, Lafayette | Jeweller | D 1846, 1849-1850 |
| Huckel, Samuel | Watchmaker | D 1818-1829 |
| Huddy, Henry | Jeweller | D 1843-1844 |
| Huddy, William M. | Chaser | D 1835 |
| Huggins, Joseph | Jeweller | D 1837 |
| Hughes, Charles | Goldsmith | D 1849 |
| Hughes, George W. | Watchmaker | D 1829-1833 |
| Huguenail, Charles T. | Watchmaker | D 1799 |
| Huguenin, C. A. | Jeweller | D 1820-1825 |
| Huguenin, Charles Frederick | Watchmaker | D 1797-1802 |
| Hugunin, Davis L. | Watch Case Maker | D 1830-1833 |
| Hulbeart, Philip | Goldsmith | Adv. 1761-1763, d. 1763 |
| Huling, Alexander | Silverplater | D 1837 |
| Humphreys, Richard | Goldsmith | 1754, Adv. 1772, D 1785-1796 |
| Humphreys, Thomas | Silversmith | D 1809-1814 |
| Hunlock, Bouman | Goldsmith | Adv. 1752 |
| Hunt, Edward | Goldsmith | 1717 |
| Hunt, William | Silversmith | D 1819-1822 |
| Hupp, Jacob | Chaser & Die Sinker | D 1828-1833 |
| Huquenele, John H. | Jeweller | D 1843 |
| Hurt (or Hurtt), John | Jeweller | D 1839-1842 |
| Husband, John | Silversmith | D 1795-1796 |
| Huston, William | Watchmaker | 1767-1771 |
| Hutchinson, Samuel | Watchmaker | D 1828-1839 |
| Hutchinson, Thomas | Watchmaker | D 1816-1824, d. 1820 |
| Hutchinson, see also Clarke & Hutchinson | |
| Hutton, John Strangeways | Silversmith | d. 1792 |
| Hutton, Samuel | Silversmith | D 1850 |
| Hyde, Charles L. | Jeweller | D 1842 |
| Hyman, H. | Jeweller | D 1818-1819 |
| Hymas, William | Silverplater | D 1818-1822 |
|