| Surname | Researcher | E-Mail Address | Post Date |
| Dabb | Mary Lou Zimmerman | zimm@kcnet.com | 02/04/2003 |
| Dailey | Kathie Chambers | kath2108@yahoo.com | 03/01/2002 |
| Dalton | Doranna Glettig | doranna@gbis.com | 02/07/2003 |
| Dankert | Judy Naurene Bos-Parsons | joodybos@aol.com | 02/02/2004 |
| Darnell | Maria Raymond | mariaraymond@afes.com | 03/15/2003 |
| Daugherty | Pearle Daugherty | geezerfrog@yahoo.com | 10/15/2000 |
| Davenport | Pauline Drobny | pdrobny@mail.uccs.edu | |
| Davidson | Robert Davidson | RDavid7129@aol.com | 02/22/2003 |
| Vi Gee | vvgee@juno.com | 02/07/2003 | |
| Davies | Carol Nelson-Burns | cburns@utnet.utoledo.edu | 01/29/2003 |
| Davis | Lee Anne Wallace Cross | LeeAnneCrs@aol.com | 01/23/2003 |
| Doran Davis | dorand@lisco.net | ||
| Maurine Hall | mohall@lisco.com | 07/20/1999 | |
| Cindy Hugen | chugen@iowatelecom.net | 03/28/2004 | |
| Pat Wynn Meiners | a1hawkeye@juno.com | 02/22/2003 | |
| Riche' Reynolds | klr204@yahoo.com | 02/04/2003 | |
| Jacqueline Sharp | jlhickman@se-iowa.net | 01/29/2003 | |
| David Tonnessen | dtonness@ix.netcom.com | 02/02/2003 | |
| Davison | Edna Chadwick | bearcat3431980@yahoo.com | 08/04/2006 |
| Dawson | Roland Federly | rpfederly@earthlink.net | 02/07/2003 |
| Doranna Glettig | doranna@gbis.com | 02/07/2003 | |
| Maria Raymond | mariaraymond@afes.com | 03/15/2003 | |
| Daniel Riley | rileydanielj@yahoo.com | 01/29/2003 | |
| Leeann Toone | lfamhis@yahoo.com | 01/29/2005 | |
| Day | Debbie Blevins | dcblevins@scbglobal.net | 10/03/2003 |
| Janet Czuper | janczu@aol.com | 02/15/2003 | |
| Irene Totherow | irene@mbo.net | 03/28/2002 | |
| de Bie | Walter Dirk Vos | westlake@efn.org | |
| De Bok | Jacqueline Sharp | jlhickman@se-iowa.net | 01/29/2003 |
| De Graaf | Roni Fraysier | rfraysier@new.rr.com | 02/15/2003 |
| de Hon | Sheri Hazelwood | hazelwood@atlantic.net | 08/15/2003 |
| de Jong | Marcia Vos Price | dprice@vermilionnet.com | |
| Steven Terrell | steveterrell@erols.com | 02/04/2003 | |
| Arnie Vander Broek | avanderbro@aol.com | ||
| Madonna Murphy Wallace | madonnawallace@sbcglobal.net | 4/17/2008 | |
| de Kraai | Joan Trentadue | tanglewynd@aol.com | 03/16/2008 |
| de Pening | Walter Dirk Vos | westlake@efn.org | |
| de Penning | Ton de Penning | a.de.penning@capitolonline.nl | 02/17/2000 |
| De Penning | Robert G. De Penning | bobdp@netins.net | 02/07/2003 |
| De Raad | Shelley Cromer | cromer@derbyworks.net | 08/11/2001 |
| Henk De Raad | h.t.m.de.raad@zonnet.nl | 02/23/2000 | |
| De Reus | Michele Arri | MArri1998@aol.com | 03/02/2003 |
| Laura Schroeder | ljdbs@worldnet.att.net | 02/07/2003 | |
| Robert Arthur Trapp | r1946at@aol.com | 04/16/2004 | |
| De Velder | Colleen Woods | woodsfamily@vcn.com | 02/05/2003 |
| de Vries | Brandon Teel | bjteel@hotmail.com | 01/30/2003 |
| De Way | Lies Visser | zwabber1@multiweb.nl | 10/02/2002 |
| De Wit | Dawn Bentley | drbrlb@aol.com | 02/18/2004 |
| De Witt | Kelly Barnes | skma30@aol.com | 02/04/2003 |
| Ladema Hollingsworth | lademah99@prodigy.net | 02/07/2003 | |
| Dean | Tom Jansa | tjansa@ideasign.com | |
| David Tonnessen | dtonness@ix.netcom.com | 02/04/2003 | |
| Deats | Alicia Deats | AliciaDeats@aol.com | 02/13/2003 |
| DeBondt, DeBont | Charlotte Hannah | jerryh@volstate.net | 02/13/2003 |
| Decker | Connie Mincy | koni66@msn.com | 01/29/2003 |
| Deeringer | Frank Bonifield | frankbonifield@yahoo.com | 03/07/2003 |
| Kathie Chambers | kath2108@yahoo.com | 03/01/2002 | |
| DeFockert | Marvin Hackert | m.hackert@mail.utexas.edu | 02/07/2003 |
| DeGeest | Steve DeGeest | degeest@comcast.net | 10/29/2007 |
| DeGraff | Peter Cross | ppcross@aol.com | 02/07/2003 |
| DeHeer | Debbie Holland | debbieholland@prodigy.net | 02/15/2003 |
| DeLeeuw | Elaine Robus | LaneyVB830@cs.com | 02/08/2003 |
| Demaris | Linda Jacoby | Ljac0927@aol.com | 01/27/2003 |
| Demerice | Linda Jacoby | Ljac0927@aol.com | 01/27/2003 |
| DeMoss | Steven D. DeMoss | sddemoss@iland.net | 02/07/2003 |
| Mary Jane Dexter | mjdexter@hotmail.com | 03/23/1999 | |
| Randa Eaves | reaves@suz.com | 02/10/2003 | |
| Karol Johnson | live@timberridgeranch.com | 03/05/2001 | |
| Robert Ramey | rramey6012@aol.com | 02/04/2003 | |
| Katherine Short | klshort@academicplanet.com | 01/22/2004 | |
| Melvin Temple Jr. | templetreeiowa@webtv.net | 02/04/2003 | |
| Walter Dirk Vos | westlake@efn.org | ||
| Den Beste | Steven Lytwynec | sdlytwynec@yahoo.com | 02/07/2003 |
| Sheryl Rose | shdenb@ivillage.com | 02/07/2003 | |
| den Boer | Sheryl Rose | shdenb@ivillage.com | 02/07/2003 |
| Kevin Strattan | Kcascade@charter.net | 07/25/2004 | |
| Den Burger | Chandra Arkema | TUHawkeye@aol.com | 01/29/2003 |
| Bill Van Helten | ebv001@aol.com | 02/04/2003 | |
| Den Hartog | Jay Fonkert | jfonkert@aol.com | 02/07/2003 |
| Den Otter | Angie Denotter | maudie10@hotmail.com | 07/12/2002 |
| Dennis | Linda Newman | lindymc@email.msn.com | 10/09/2000 |
| Denotter | Angie Denotter | maudie10@hotmail.com | 07/12/2002 |
| Denton | Loy Weathers | weathers161@msn.com | 01/28/2002 |
| Depenning | Kelly Barnes | skma30@aol.com | 01/29/2003 |
| DeRaad | Rachelle Cromer | cromer@derbyworks.net | 01/29/2000 |
| Henk De Raad | h.t.m.de.raad@zonnet.nl | 02/23/2000 | |
| Derk | Carol Derk Burkland | carolderk@tds.net | 02/08/2003 |
| Derry | Richard Carle | rlcarle@bigfoot.com | 02/03/2003 |
| Derryberry | Lois Stradley | stradleylois@hotmail.com | 02/19/2003 |
| DeSart | Sharon Randall | Sherrohn@aol.com | 02/02/2003 |
| Desplanques | Carolyn Mefford-McCombs | valtwins@iowatelecom.net | 02/04/2003 |
| Heathere Willoughby | hrwilloughby@msn.com | 06/30/2004 | |
| Detherage | Steve Hols | tanager@kdsi.net | |
| Devore | Mary Maxwell | meping@metc.net | 03/18/2003 |
| Devoss | Rod Farris | RODSAM7@aol.com | 01/22/1999 |
| DeWeese | Linda LaRue | ljlarue@aol.com | 01/29/2003 |
| DeWild | Marvin Hackert | m.hackert@mail.utexas.edu | 02/07/2003 |
| Dewing | Gloria McAlister | twm@alaska.net | 04/08/2000 |
| Dewit, Dewitt | Kelly Barnes | skma30@aol.com | 01/20/2003 |
| Dewrose | Connie Kelsey | Kelsey@ywave.com | 03/01/2002 |
| Dexter | Mickie Koponen | biofl@aol.com | 02/12/2003 |
| Dhabolt | Brenda Zuniga | birdzu@aol.com | 01/29/2003 |
| Diane | Melissa Mason | melsma@iowatelecom.net | 06/24/2002 |
| Dickerson | Paul H. Dickerson | PHirad@aol.com | |
| Clyde Herring | Cherring260261MI@comcast.net | 02/07/2003 | |
| Dickey | Bob Baker | rlbaker@toast.net | 04/18/2003 |
| Randa Eaves | reaves@suz.com | 02/22/2003 | |
| Patricia Partridge | hangem@jps.net | 01/26/2003 | |
| Dickman | Cathleen Cody | witsendcody@yahoo.com | 02/07/2003 |
| Dill | Pamela Gibson | pamela@ridgwayco.net | 07/09/2005 |
| Dimmick | Mickey Vande Kamp | micklvk@aol.com | 11/28/2004 |
| Dingeman | Jay Hoogenakker | jayhoogen@mchsi.com | 02/04/2003 |
| Dinsmore | Marvel Hall | mhall@dmreg.infi.net | 02/04/2003 |
| Dodd | Scott Russell | mrscottd@msn.com | 03/29/2002 |
| Doedyns | Julie Bliven | jbliventoo@mn.rr.com | 04/30/2005 |
| Dohrmann | ODOHR@aol.com | 04/04/2004 | |
| Dollarhide | Trixie Kautzmann | kautzd@redrivernet.com | 02/07/2003 |
| Donahoo | Dee Merrell | calt4@3dnorth.com | 11/07/2003 |
| Donnell | Robert C. Burke | burke@intplsrv.net | |
| Doolittle | Shirley Lillie | shrlily@netins.net | 02/22/2003 |
| Dorsey | Lisa Fischer | dfis@teleport.com | |
| Doss | Lois Cleveland | lclevela@bellsouth.net | 05/03/2000 |
| Dotson | Sherry Stoffers | hurst1st@sbcglobal.net | 01/30/2003 |
| Doty | Donna Healy | GDSKHEALY@aol.com | 02/17/2003 |
| Kay Shipley | kaydoty@hotmail.com | 07/25/2000 | |
| Doughman | Pat Weston | patweston@prodigy.net | 12/18/2001 |
| Douwstra | Hans de Vries | je.devries@quicknet.nl | 01/03/2002 |
| Dow | Lonnie Fink | lonfink@dmrtc.net | |
| Dowden | Richard Flanagan | kcid323@aol.com | 02/07/2003 |
| Downing | Maria Raymond | mariaraymond@afes.com | 03/15/2003 |
| Drake | Mary Dorsey | mddorsey@cox.net | 02/18/2005 |
| Phyllis Gauss | mztiz1@cox.net | 02/07/2003 | |
| Nada Jackson | churchnnada@earthlink.net | 02/17/2003 | |
| Kendell W. "Kip" Phillips | ivhistory@cavenet.com | 01/23/2003 | |
| Draper | Martin Draper | Marty_Draper@yahoo.com | 02/12/2003 |
| Drouillard | Nancy Drouillard | flynfrog@provide.net | 02/08/2003 |
| Shirley Lillie | shrlily@netins.net | 02/07/2003 | |
| Kenneth Server | serverk@northlink.com | 01/25/2003 | |
| Druck | Pat Herigon | synecdoche@worldnet.att.net | 11/12/1999 |
| Drummond | John Kehoe | john1colton@aol.com | 12/01/2000 |
| Elaine Sturgis Verner | coxcitykid@aol.com | 02/11/2003 | |
| DuBose | Joan Taylor | ezspirit@ev1.net | 05/04/2003 |
| Dudley | Christine Murcia | CMurcia7@aol.com | |
| Dudney | Carole Hobson | hobsonce@cdsnet.net | 01/07/2001 |
| Dunaway | Dennis Baxter | dennisbx@yahoo.com | 02/07/2003 |
| Dunham | Gregory A. Dunham | gdunham@lcvcpa.com | 01/27/2003 |
| Dunkin | Mark Hoffman | hoffman5@msu.edu | 02/08/2003 |
| Dunlap | Janel Marie | janelm42@yahoo.com | 01/23/2006 |
| Dunnick | Roger Markley | r5m8@msn.com | 03/01/2003 |
| Durflinger | Mona Burrell | burrell02@earthlink.net | 05/16/2003 |
| Durham | Marie Arnold Jeffers | stillpickle@hotmail.com | 02/04/2003 |
| William Durham | elwood@nfis.com | 12/02/1999 | |
| Randy Mills | rmda@msn.com | 09/03/1999 | |
| Dyer | Marilyn La Velle Poitras | lavelle@zianet.com | 02/09/2003 |
| Dykens | Bill Van Helten | ebv001@aol.com | 02/04/2003 |