The famililes currently involved in the study include the following. (Page 16)
| Family | Ancestor Names | Location(s) | DNA Results |
| W401 | Samuel Wells/Hannah Wedge | Connecticut b: Cir 1705 to Volun Town, New London Co., Connecticut |
|
| W402 | Nathan Wells/Anna Hoyt | Massachusetts b: 05 Aug 1741 to Newbury, Essex, Massachusetts |
|
| W403 | William A. Wells/Mary (Rowland) Sater | Kentucky b: Cir 1816 to Barren Co., Kentucky |
|
| W404 | Rufus Wells/Anna | Aurelius, Cayuga Co., New York b: Cir 1777 to Dearborn, Wayne Co, Michigan |
|
| W405 | David Wells/Judith Budgin | Lingfield, Surrey, England b: Cir 1660 | |
| W406 | James Wells/Sarah | England b: Cir 1791 to Hertsfordshire, England |
|
| W407 | Samuel Wells/Sarah Clark | Hadley, Hampshire Co., Massachusetts b: Cir 1662 to Hatfield, Hampshire Co., Massachusetts |
W001 |
| W408 | Shaler Wells/Anna Dart | Hebron, Tolland Co., Connecticut b: 28 Feb 1761 to Castile, Genessee Co., New York |
W018 |
| W409 | John Wells/Mary Jones | Poole, Dorsetshire, England b: 04 Jun 1819 to Coleraine, Victoria, Australia |
|
| W410 | Lyman Wells/Caroline Record | Canaan, Grofton Co., New Hampshire b: 07 Jan 1808 to Dayton, Walla Walla Co., Washington |
W361 |
| W411 | Joseph Wells/Abiah Dunham | Hebron, Tolland Co., Connecticut b: 07 Aug 1766 to Cambridge, Washington Co., New York |
W018 |
| W412 | William Wells/Jane Nichols | Hall Co., Georgia b: 16 Aug 1797 | W011 |
| W413 | Edmund Welles/Mary Howell | Saybrook, Middlesex, Connecticut b: 08 Feb 1720/1 to Cambridge, Washington Co., New York |
W018 |
| W414 | David O. Wells | Tennessee b: Cir 1814 to Missouri |
|
| W415 | Samuel Wells/Martha Oliver | Corwin, Wales b: 11 Jun 1775 to Miami County, Ohio |
W035 |
| W416 | Stephen Wells/Phoebe Thomas | Knockholt, Kent, England b: 12 Nov 1811 | W416 |
| W417 | Thomas Wells/Sarah McKane | Virginia b: Cir 1774 | W023 |
| W418 | Freeman Wells/Fanny | Virginia b: Cir 1770 | W023 |
| W419 | Joel Wells/Mary | Nash County?, North Carolina b: Cir 1817 to: Early County, Georgia |
W419 |
| W420 | Thomas Wells/Fanny | Wendover, Buckinghamshire b: Cir 1797 | |
| W421 | Andrew Jackson Welles/Sarah Ann Brainerd | Orange, Cuyahoga County, Ohio b: 20 Jun 1826 to Cleveland, Cuyahoga County, Ohio |
W421 |
| W422 | Henry Wells/Mary "Polly" Davis | Lunenburg County, Virginia b: Cir 1773 to Mecklenburg County, Virgina |
W006 |
| W423 | William S. Wells/Mary Ann Shepherd | Lee County, Virginia b: Cir 1821 to Lawrence County, Kentucky |
W006 |
| W424 | John Wesley Wells/Sarah Skinner | Virginia b: 30 Oct 1797 | W035 |
| W425 | Willis Law Wells/Genetta "Nettie" Bell Marsh | Aldon, Hardin County, Iowa b: 27 Jan 1862 | W425 |