| NAME | ADDED | CONTRIBUTOR |
| TAGGART, James J., Jr. | 06 Mar 2009 | Dallas V. Taggart |
| TAYLOR, Josiah | 03 Jul 2009 | Jan |
| TEMPLE, John | 18 Jul 2003 | Dorothy J. (Reinhardt) Schendel |
| TEMPLE, Robert | 28 Jul 2003 | Dorothy J. (Reinhardt) Schendel |
| TEMPLE, William | 11 Jun 2006 | Bonnie Temple Blackwell |
| TEMPLE, William G. | 18 Jul 2003 | Dorothy J. (Reinhardt) Schendel |
| TENBUS, Henry (#1) | 29 Aug 2008 | Linda Blum-Barton |
| TENBUS, Henry (#2) | 29 Aug 2008 | Linda Blum-Barton |
| TENPENNY, Nathaniel | 27 Nov 2006 | Terrie |
| THOMAS, Manuel | 22 Jul 2006 | Jerry Forman |
| THOMAS, Selim S. | 22 Aug 2009 | Sharon Pinkerton Wayland |
| THOMPSON, Hugh | 01 May 2009 | Don Kelley |
| THOMPSON, Thomas | 22 Aug 2009 | Sondra Edwards |
| TILLMAN, Jacob | 25 Apr 2005 | Ed Wallace |
| TITUS, James | 05 Oct 2003 | Daniel E. Titus |
| TITUS, Thomas L. | 01 May 2009 | Rachel Cooper |
| THOMPSON, Henry E. | 06 Mar 2009 | |
| THOMSON, Richard Barkley | 14 Sep 2004 | Marybeth Corrigall |
| THOMSON, Robert | 17 Sep 2004 | Marybeth Corrigall |
| TINKER, Ira | 06 Mar 2009 | Karen M. Mittan |
| TRAINOR, Farrell | 04 Apr 2009 | Nick Griffith |
| TREW/DREW, John Alexander | 29 Oct 2005 | Gary Trew |
| TREW/DREW, George | 29 Oct 2005 | Gary Trew |
| TREW, Robert George | 29 Oct 2005 | Gary Trew |
| TREXLER, Alvin G. | 25 Jun 2006 | Julie Avedikian |
| TREXLER, Frederick Ambrose | 25 Jun 2006 | Julie Avedikian |
| TREXLER, Henry Albert | 25 Jun 2006 | Julie Avedikian |
| TREXLER, Henry G. | 25 Jun 2006 | Julie Avedikian |
| TREXLER, Johann David | 21 Jun 2006 | Julie Avedikian |
| TREXLER, John (1814-1900) | 21 Jun 2006 | Julie Avedikian |
| TREXLER, John (1841-1919) | 25 Jun 2006 | Julie Avedikian |
| TREXLER, Jonas | 21 Jun 2006 | Julie Avedikian |
| TREXLER, William Charles | 25 Jun 2006 | Julie Avedikian |
| TROEDEL, Karl | 06 Mar 2009 | Cheryl Westfall |
| TURNER, Thomas Zachariah | 29 Mar 2006 | Cheryl Bakker |