Note: Not all of these may be McClungs but the many variations in spellings alert us
to the reasons we may be missing some of these early men. Some belong to the
McLinn family and others.
| NAME | STATE | YEAR | COUNTY | TOWNSHIP | Page |
| Joseph McClung | MD | 1790 | Baltimore | ||
| Mary McClung | MD | 1790 | Baltimore | ||
| John McClung | NY | 1790 | Albany | Cambridge | |
| Charles McClung | PA | 1790 | Northumberland | Unknown | |
| James McClung | PA | 1790 | Northumberland | Unknown | |
| Matthew McClung | PA | 1790 | Northumberland | Unknown | |
| Robert McColong | NY | 1790 | New York | Ny City North Ward | |
| Robert McClangen | PA | 1790 | Berks | Hereford | |
| Jacob McLiang | PA | 1790 | Westmoreland | Hempfield | |
| Devalt Mechling, Junr | PA | 1790 | Westmoreland | Hempfield | |
| Devalt Mechling, Senr | PA | 1790 | Westmoreland | Hempfield | |
| Jacob Mecling | PA | 1790 | Westmoreland | Hempfield | |
| Michl Mecling | PA | 1790 | Westmoreland | Hempfield | |
| 1800s | |||||
| Mcclung, James | New York | Cayuga | 1800 | Washington | |
| Mcclung, John | Pennsylvania | Lancaster | 1800 | Salisbury | 131 |
| Mcclung, James | New York | Cayuga | 1800 | Milton | 612 |
| Mcclung, Exekiel | Pennsylvania | Lancaster | 1800 | Martic | 241 |
| Mcclengan, Samuel | South Carolina | Kershaw | 1800 | Unknown Townships | 419 |
| Mackling, George | Ohio | Columbiana | 1808 | Springfield | 65 |
| Mackling, William | New York | New York | 1800 | New York City, 7th Ward | 887 |
| Moaklun, Thomas | Ohio | Hamilton | 1806 | Unknown | 21 |
| Mcglowen, Patrick | Pennsylvania | Philadelphia | 1800 | Unknown | 412 |
| Maglen, William | Indiana | Randolph | 1807 | Unknown | 40 |
| Mclun, James | New Jersey | Cumberland | 1800 | unknown | 38 |
| Maclum, Thomas | New York | Steuben | 1800 | Canisteo | 282 |
| Mcillunng, Robert | Pennsylvania | Adams | 1800 | Unknown | 499 |
| Mcclung, James | New York | Cayuga | 1800 | Washington | 524 |
| Muckland, John | Maine | Lincoln | 1800 | Camden | 561 |
| Meckling, Samuel | Pennsylvania | Philadelphia | 1800 | Unknown | 439 |
| Mcglohan, Elisha | North Carolina | Hertford | 1800 | Unknown | 705 |
| Maclin, John | Tennessee | Greene | 1805 | Unknown | |
| Mccollengh, Samuel | Maine | Lincoln | 1800 | Boothbay | 372 |
| Macklin, Devalt | Pennsylvania | Westmoreland | 1800 | Hempfield | 7 |
| Mechling, John | Pennsylvania | Northampton | 1800 | Unknown | 574 |
| Mclung, John | Georgia | Oglethorpe | 1800 | Unknown | |
| Mcgollen, Francis | Pennsylvania | Lancaster | 1800 | Drumore | 163 |
| Meckling, George | Ohio | Columbiana | 1806 | Miscellaneous | 7 |
| Macling, Edmund | North Carolina | Halifax | 1800 | Unknown | 328 |
| Mcclung, John | Pennsylvania | Lancaster | 1800 | Salisbury | 131 |
| Meclung, James | South Carolina | Newberry | 1800 | Unknown | 84 |
| Mcclon, John | New York | Ontario | 1800 | Jerusalem | 462 |
| Mcclung, James | New York | Cayuga | 1800 | Milton | 612 |
| Mcclun, Sarah | Pennsylvania | Cumberland | 1800 | Tyrone | 80 |
| Mccluin, John | Pennsylvania | Philadelphia | 1800 | Unknown | 445 |
| Mcclun, William | Pennsylvania | Cumberland | 1800 | Tyrone | 80 |
| Macklin, Tevalt | Ohio | Fairfield | 1806 | Unknown | 61 |
| 1810s | |||||
| Mcclung, David | Alabama | Madison | 1810 | Mississippi Ter. | |
| Mcclung, David | Alabama | Madison | 1815 | Mississippi Ter. | |
| Mcleing, William | Delaware | New Castle | 1810 | New Castle | 188 |
| Machlin, Eli | Delaware | New Castle | 1810 | Red Lyon | 190 |
| Mclan, John | Delaware | New Castle | 1810 | Red Lyon | 99 |
| Mclung, William | Delaware | New Castle | 1810 | Wilmington Borough | 135 |
| Mcclunn, W. | Illinois | Randolph | 1810 | Clear Creek | 43 |
| Mackling, Mathew | North Carolina | Stokes | 1810 | - | 133 |
| Mackling, George | Ohio | Columbiana | 1810 | - | 35 |
| Maklon, John | Ohio | Ross | 1810 | Scioto | 45 |
| Mechling, Michael | Pennsylvania | Armstrong | 1810 | Kittanning | 370 |
| Macling, J. | Pennsylvania | Butler | 1810 | Butler | 113 |
| Mackling, J. | Pennsylvania | Butler | 1810 | Parker | 128 |
| Mecluhin, Samuel | Pennsylvania | Westmoreland | 1810 | Derry | 108 |
| Mcclahn, Jennifer | Virginia | Accomack | 1810 | - | 87 |
| Mucklehang, Samuel | Virginia | Botetourt | 1810 | - | 644 |
| 1820s | |||||
| Mcclaing, John | Arkansas | Arkansas | 1823 | Mississippi | |
| Mackling, Jane | Georgia | Wilkes | 1824 | - | - |
| Mackling, Jane | Georgia | Wilkes | 1820 | Unknown | 164 |
| Maugland, Mary | Indiana | Jefferson | 1820 | Unknown | 280 |
| Maclum, Samuel | New York | Niagara | 1820 | Lewiston | 222 |
| Michling, Michael | Pennsylvania | Armstrong | 1820 | Sugarcreek | 308 |
| Mechling, Jacob | Pennsylvania | Butler | 1820 | Butler | 140 |
| Mechling, John | Pennsylvania | Butler | 1820 | Parker | 153 |
| Michling, John | Pennsylvania | Lehigh | 1820 | Upper Milford | 185 |
| Mackling, Jacob | Pennsylvania | Westmoreland | 1820 | Hempfield | 115 |
| Muckling, Philip | Pennsylvania | Westmoreland | 1820 | Hempfield | 118 |
| Mackling, John | Pennsylvania | Westmoreland | 1820 | Hempfield | 120 |
| Mackling, Benjamin | Pennsylvania | York | 1820 | Conewago | |
| Maughlin, John | Pennsylvania | York | 1820 | Fawn | 38 |
| Machlon, John | Pennsylvania | York | 1820 | Newbury | 73 |
| Maclung, Edward | Virginia | Nicholas | 1820 | Unknown | 204 |
| Maclung, John | Virginia | Nicholas | 1820 | Unknown | 204 |