| 1 | P2521356755 | Underhill, Abraham Father: Underhill, William Mother: Bayley, Mary | ABRAHAM,UNDERHILL | UNDERHILL,ABRAHAM | 19 February 1730 | 280 | Westchester | 8 | 26 July 1796 | 214 | 66 | Dorset | | M | YES | YES | |
| 2 | P2653089661 | Underhill, Abraham Father: Underhill, John Mother: Prior, Mary | ABRAHAM,UNDERHILL | UNDERHILL,ABRAHAM | 28 August 1679 28 August 1679 | 331 | Matinecock Flushing | 3 | 27 November 1713 | 296 | 34 | Oyster Bay | | M | YES | YES | |
| 3 | P2653054926 | Underhill, Abraham Father: Underhill, Abraham Mother: Paddock, Mercy | ABRAHAM,UNDERHILL | UNDERHILL,ABRAHAM | 28 January 1773 | 237 | Dorset | 0 | 15 May 1838 | 172 | 65 | Rupert | | M | YES | YES | |
| 4 | P2653029234 | Underhill, Abram Hiram Father: Underhill, Isaac Mother: Soper, Mary | ABRAM HIRAM,UNDERHILL | UNDERHILL,ABRAM HIRAM | 4 May 1794 | 216 | Dorset | 0 | 9 September 1868 | 142 | 74 | Prophetstowns | | M | YES | YES | |
| 5 | P2536556139 | Underhill, Adelia Father: Underhill, Nathan Lyndon Mother: Graves, Persis | ADELIA,UNDERHILL | UNDERHILL,ADELIA | 17 January 1833 | 177 | Ellisburg | 0 | 22 January 1891 | 119 | 58 | Ashton | | F | YES | YES | |
| 6 | P2519626539 | Underhill, Agnes Elizabeth Father: Underhill, Harry Arnold Mother: Biggs, Elizabeth Austin | AGNES ELIZABETH,UNDERHILL | UNDERHILL,AGNES ELIZABETH | 22 December 1901 | 108 | Sanborn | 0 | 22 August 1991 | 19 | 89 | Orange | | F | YES | Y100 | |
| 7 | P2558437114 | Underhill, Arnold Father: Underhill, Samuel Mother: Towsley, Abiah | ARNOLD,UNDERHILL | UNDERHILL,ARNOLD | about 1806 | 204 | Ellisburgh | 0 | after 1885 | 125 | 79 | Boyer | | M | YES | YES | |
| 8 | P2536557319 | Underhill, Arnold Father: Underhill, Nathan Lyndon Mother: Graves, Persis | ARNOLD,UNDERHILL | UNDERHILL,ARNOLD | 8 March 1838 | 172 | Ellisburg | 0 | 5 August 1863 | 147 | 25 | Vicksburg | | M | YES | YES | |
| 9 | P2653711468 | Underhill, Augustine Father: Underhill, William Mother: Bayley, Mary | AUGUSTINE,UNDERHILL | UNDERHILL,AUGUSTINE | 24 March 1736 | 274 | Westchester | 0 | 1819 | 191 | 82 | Hanford | | M | YES | YES | |
| 10 | P2536556769 | Underhill, Cornelia Father: Underhill, Nathan Lyndon Mother: Graves, Persis | CORNELIA,UNDERHILL | UNDERHILL,CORNELIA | 20 July 1835 | 175 | Ellisburg | 0 | 9 April 1915 | 95 | 79 | Ashton | | F | YES | Y100 | |
| 11 | P2653050224 | Underhill, David Father: Underhill, Abraham Mother: Paddock, Mercy | DAVID,UNDERHILL | UNDERHILL,DAVID | 19 May 1765 | 245 | Westchester | 0 | 5 October 1841 | 168 | 76 | Norwalk | | M | YES | YES | |
| 12 | P2519626542 | Underhill, David G Father: Underhill, Nathan Lyndon Mother: Graves, Persis | DAVID G,UNDERHILL | UNDERHILL,DAVID G | 6 May 1848 | 162 | Sandy Creek | 2 | 30 April 1924 | 86 | 75 | Little Rock | | M | YES | Y100 | |
| 13 | P2519626538 | Underhill, Earle Austin Father: Underhill, Harry Arnold Mother: Biggs, Elizabeth Austin | EARLE AUSTIN,UNDERHILL | UNDERHILL,EARLE AUSTIN | 17 July 1905 | 105 | Sanborn | 0 | 8 March 1977 | 33 | 71 | Dayton | | M | YES | Y100 | |
| 14 | P2535499283 | Underhill, Edward N Father: Underhill, David G Mother: Look, Frances | EDWARD N,UNDERHILL | UNDERHILL,EDWARD N | July 1869 | 141 | Sheboygan | 0 | about 1930 | 80 | 60 | Lyon | | M | YES | Y100 | |
| 15 | P2536557908 | Underhill, Ervin E Father: Underhill, Nathan Lyndon Mother: Graves, Persis | ERVIN E,UNDERHILL | UNDERHILL,ERVIN E | 26 March 1840 | 170 | Sandy Creek | 0 | 4 May 1919 | 91 | 79 | Plymouth | | M | YES | Y100 | |
| 16 | P2519626540 | Underhill, Evangeline Harriett Father: Underhill, Harry Arnold Mother: Biggs, Elizabeth Austin | EVANGELINE HARRIETT,UNDERHILL | UNDERHILL,EVANGELINE HARRIETT | 10 December 1898 | 111 | Gilman | 0 | 31 December 1989 | 20 | 91 | Los Angeles | | F | YES | Y100 | |
| 17 | P2653709780 | Underhill, Freelove Father: Underhill, William Mother: Bayley, Mary | FREELOVE,UNDERHILL | UNDERHILL,FREELOVE | 1733 | 277 | Westchester | 0 | 1774 | 236 | 41 | | | F | YES | YES | |
| 18 | P2653026559 | Underhill, Hannah Father: Underhill, Isaac Mother: Soper, Mary | HANNAH,UNDERHILL | UNDERHILL,HANNAH | 11 October 1786 | 223 | Dorset | 0 | | | | | | F | YES | YES | |
| 19 | P2558479322 | Underhill, Hannah A Father: Underhill, Samuel Mother: Towsley, Abiah | HANNAH A,UNDERHILL | UNDERHILL,HANNAH A | 6 August 1825 | 185 | Jefferson | 0 | 30 March 1900 | 110 | 74 | Traer | | F | YES | YES | |
| 20 | P2519626426 | Underhill, Harry Arnold Father: Underhill, David G Mother: Look, Frances | HARRY ARNOLD,UNDERHILL | UNDERHILL,HARRY ARNOLD | 4 August 1870 | 140 | Sheboygan | 5 | 12 February 1956 | 54 | 85 | Los Angeles | | M | YES | Y100 | |
| 21 | P2519626351 | Underhill, Helen Marie Father: Underhill, Harry Arnold Mother: Biggs, Elizabeth Austin | HELEN MARIE,UNDERHILL | UNDERHILL,HELEN MARIE | 16 October 1906 | 103 | Sanborn | 2 | 10 April 1997 | 13 | 90 | Renton | | F | YES | Y100 | |
| 22 | P3826012594 | Underhill, Hugh Father: Underhill, Thomas Mother: Wynter, Anne | HUGH,UNDERHILL | UNDERHILL,HUGH | 1518 | 492 | Warwickshire | 1 | 1593 | 417 | 75 | Greenwich | | M | YES | YES | |
| 23 | P2558476499 | Underhill, Isaac Father: Underhill, Samuel Mother: Towsley, Abiah | ISAAC,UNDERHILL | UNDERHILL,ISAAC | about 1809 | 201 | Ellisburgh | 0 | | | | New York | | M | YES | YES | |
| 24 | P2521356747 | Underhill, Isaac Father: Underhill, Abraham Mother: Paddock, Mercy | ISAAC,UNDERHILL | UNDERHILL,ISAAC | 1759 | 251 | Westchester | 7 | 13 June 1805 | 205 | 46 | Dorset | | M | YES | YES | |
| 25 | P2653022924 | Underhill, Isaac Father: Underhill, Isaac Mother: Soper, Mary | ISAAC,UNDERHILL | UNDERHILL,ISAAC | 6 December 1779 | 230 | Dorset | 0 | 7 December 1799 | 210 | 20 | Dorset | | M | YES | YES | |
| 26 | P2653025124 | Underhill, Jacob Father: Underhill, Isaac Mother: Soper, Mary | JACOB,UNDERHILL | UNDERHILL,JACOB | 1781 | 229 | Dorset | 0 | 1830 | 180 | 49 | | | M | YES | YES | |
| 27 | P2653042524 | Underhill, James Father: Underhill, Abraham Mother: Paddock, Mercy | JAMES,UNDERHILL | UNDERHILL,JAMES | 1761 | 249 | Westchester | 0 | 1813 | 197 | 52 | | | M | YES | YES | |
| 28 | P2521369839 | Underhill, John Father: Underhill, Thomas Mother: Amyas, Magdalen | JOHN,UNDERHILL | UNDERHILL,JOHN | 1574 | 436 | Kenilworth | 1 | 1608 | 402 | 34 | Bergen Op | | M | YES | YES | |
| 29 | P2521369833 | Underhill, John Father: Underhill, John Mother: Pawley, Lenora Honor | JOHN,UNDERHILL | UNDERHILL,JOHN | 7 October 1597 | 412 | Baginton | 2 | 21 July 1672 | 338 | 74 | Oyster Bay | | M | YES | YES | |
| 30 | P2653097309 | Underhill, John Father: Underhill, John Mother: de Hooch, Helena | JOHN,UNDERHILL | UNDERHILL,JOHN | 11 April 1642 | 368 | Boston | 1 | 23 October 1692 | 317 | 50 | Oyster Bay | | M | YES | YES | |
| 31 | P3826217470 | Underhill, John Father: Underhill, Nicholas Mother: Batte, unk | JOHN,UNDERHILL | UNDERHILL,JOHN | 1450 | 560 | Nether Ettington | 1 | 29 November 1518 | 491 | 68 | Ettington | | M | YES | YES | |
| 32 | P2653717114 | Underhill, John Calvin Father: Underhill, William Mother: Bayley, Mary | JOHN CALVIN,UNDERHILL | UNDERHILL,JOHN CALVIN | 1738 | 272 | Westchester | 0 | 1808 | 202 | 70 | | | M | YES | YES | |
| 33 | P3699590412 | Underhill, Lodowick Father: Underhill, Samuel Mother: Towsley, Abiah | LODOWICK,UNDERHILL | UNDERHILL,LODOWICK | 1819 | 191 | Jefferson | 0 | 3 December 1897 | 112 | 78 | Indian city | | M | YES | YES | |
| 34 | P2653028150 | Underhill, Mary Father: Underhill, Isaac Mother: Soper, Mary | MARY,UNDERHILL | UNDERHILL,MARY | 14 April 1789 | 221 | Dorset | 0 | | | | | | F | YES | YES | |
| 35 | P2653055845 | Underhill, Mercy Father: Underhill, Abraham Mother: Paddock, Mercy | MERCY,UNDERHILL | UNDERHILL,MERCY | 1774 | 236 | Dorset | 0 | 26 December 1794 | 215 | 20 | Dorset | | F | YES | YES | |
| 36 | P2519626537 | Underhill, Merle Austin Father: Underhill, Harry Arnold Mother: Biggs, Elizabeth Austin | MERLE AUSTIN,UNDERHILL | UNDERHILL,MERLE AUSTIN | 17 July 1905 | 105 | Sanborn | 0 | 19 June 1993 | 17 | 87 | Stanwood | | M | YES | Y100 | |
| 37 | P2558338697 | Underhill, Monroe Father: Underhill, Nathan Lyndon Mother: unk | MONROE,UNDERHILL | UNDERHILL,MONROE | 9 December 1823 | 186 | Ellisburgh | 0 | 28 November 1903 | 106 | 79 | Elgin | | M | YES | YES | |
| 38 | P2536558425 | Underhill, Nathan L Jr Father: Underhill, Nathan Lyndon Mother: Graves, Persis | NATHAN L JR,UNDERHILL | UNDERHILL,NATHAN L JR | 24 June 1841 | 169 | Sandy Creek | 0 | 10 April 1888 | 122 | 46 | Medford | | M | YES | YES | |
| 39 | P2521356739 | Underhill, Nathan Lyndon Father: Underhill, Samuel Mother: Towsley, Abiah | NATHAN LYNDON,UNDERHILL | UNDERHILL,NATHAN LYNDON | 29 December 1803 | 206 | Dorset | 7 | 8 January 1891 | 119 | 87 | Plymouth | | M | YES | YES | |
| 40 | P2521369830 | Underhill, Nathaniel Father: Underhill, John Mother: Feake, Elizabeth | NATHANIEL,UNDERHILL | UNDERHILL,NATHANIEL | 22 December 1663 | 346 | Oyster Bay | 0 | 10 November 1710 | 299 | 46 | Westchester | | M | YES | YES | |
| 41 | P3826231297 | Underhill, Nicholas Father: Underhill, William Mother: Stanley, Joan | NICHOLAS,UNDERHILL | UNDERHILL,NICHOLAS | 1411 | 599 | Stafford | 1 | 1489 | 521 | 78 | Wolverhampton | | M | YES | YES | |
| 42 | P2653052599 | Underhill, Phoebe Father: Underhill, Abraham Mother: Paddock, Mercy | PHOEBE,UNDERHILL | UNDERHILL,PHOEBE | 1767 | 243 | Westchester | 0 | 1844 | 166 | 77 | Whitehall | | F | YES | YES | |
| 43 | P2653057189 | Underhill, Reuben Father: Underhill, Abraham Mother: Paddock, Mercy | REUBEN,UNDERHILL | UNDERHILL,REUBEN | 1779 | 231 | Dorset | 0 | 1780 | 230 | 1 | Dorset | | M | YES | YES | |
| 44 | P2521356743 | Underhill, Samuel Father: Underhill, Isaac Mother: Soper, Mary | SAMUEL,UNDERHILL | UNDERHILL,SAMUEL | 5 October 1782 | 227 | Dorset | 5 | 25 October 1842 | 167 | 60 | Sandy Creek | | M | YES | YES | |
| 45 | P2653682861 | Underhill, Sarah Father: Underhill, Abraham Mother: Townsend, Sarah | SARAH,UNDERHILL | UNDERHILL,SARAH | about 1713 | 297 | Oyster Bay | 0 | about 1759 | 251 | 46 | Long Island | | F | YES | YES | |
| 46 | P2653025941 | Underhill, Thirza Father: Underhill, Isaac Mother: Soper, Mary | THIRZA,UNDERHILL | UNDERHILL,THIRZA | 13 August 1784 | 226 | Dorset | 0 | about 6 August 1788 | 222 | 3 | Dorset | | F | YES | YES | |
| 47 | P3825994784 | Underhill, Thomas Father: Underhill, Hugh Mother: Manning, Katherine | THOMAS,UNDERHILL | UNDERHILL,THOMAS | about 1545 | 465 | Greenwich | 1 | 1591 | 419 | 46 | Kenilworth | | M | YES | YES | |
| 48 | P2653661152 | Underhill, Thomas Father: Underhill, Abraham Mother: Townsend, Sarah | THOMAS,UNDERHILL | UNDERHILL,THOMAS | 26 February 1706 | 304 | Hempstead | 0 | 28 March 1792 | 218 | 86 | Hempstead | | M | YES | YES | |
| 49 | P3826020952 | Underhill, Thomas Father: Underhill, John Mother: Porter, Agnes | THOMAS,UNDERHILL | UNDERHILL,THOMAS | 1485 | 525 | Warwickshire | 1 | 1520 | 490 | 35 | Warwickshire | | M | YES | YES | |
| 50 | P2653053778 | Underhill, William Father: Underhill, Abraham Mother: Paddock, Mercy | WILLIAM,UNDERHILL | UNDERHILL,WILLIAM | 1770 | 240 | Dorset | 0 | 1834 | 176 | 64 | Dorset | | M | YES | YES | |
| 51 | P2521369827 | Underhill, William Father: Underhill, Abraham Mother: Townsend, Sarah | WILLIAM,UNDERHILL | UNDERHILL,WILLIAM | 7 April 1707 | 303 | New Castle | 5 | 26 November 1777 | 232 | 70 | Dorset | | M | YES | YES | |
| 52 | P3826253968 | Underhill, William | WILLIAM,UNDERHILL | UNDERHILL,WILLIAM | 1381 | 629 | Wolverhampton | 1 | 1443 | 567 | 62 | Staffordshire | | M | YES | YES | R |
| 53 | P2653724611 | Underhill, William Jr Father: Underhill, William Mother: Bayley, Mary | WILLIAM JR,UNDERHILL | UNDERHILL,WILLIAM JR | 24 July 1741 | 269 | Salem | 0 | 10 April 1813 | 197 | 71 | Dorset | | M | YES | YES | |