| famname | Location | URL | Name |
| Greer | TN, IL, USA | | Brian Hulleberg |
| Greiner | Deutschland, Baden-Wuerttemberg, Zell unter Aichelberg, Bissingen, Stuttgart-Birkach | greinerhome.clickdown.de | Wolfgang Greiner |
| Grenauer | DE>US | members.localnet.com/~lbeilein | Linda Nebrich Beilein |
| Gresham | NC>TN>AL | members.tripod.com/~TENNESSEESUE/index.html | Betty Sheets |
| Griesemer | Germany | www.geocities.com/Heartland/Plains/2850 | Cindy Winkler |
| Grietzinger | Germany>PA>VA, KY, IN, OH, IL, MO | www.familytreemaker.com/users/a/l/e/Melissa-T-Alexander/ | Melissa Thompson Alexander |
| Grisemer | Germany | www.geocities.com/Heartland/Plains/2850 | Cindy Winkler |
| Grisham | NC>TN>AL | members.tripod.com/~TENNESSEESUE/index.html | Betty Sheets |
| Grismer | Germany | www.geocities.com/Heartland/Plains/2850 | Cindy Winkler |
| Grismeyer | Germany | www.geocities.com/Heartland/Plains/2850 | Cindy Winkler |
| Grissom | NC>TN>AL | members.tripod.com/~TENNESSEESUE/index.html | Betty Sheets |
| Gropengeiser | Switzerland or Germany >IN>KY>SD | www.interquest.de/~troutman/genealogy.html | Maria Troutman |
| Grosser | Silesia, Prussia | www.angelfire.com/va/ValsGenealogyPage/page5.html | Valerie Karvoski |
| Grosser | Adelaide, South Australia | members.tripod.com/~rgrosser/family/grostory.htm | Richard Grosser |
| Grosser | New Zealand, Christchurch | rgrosser.tripod.com/family/grostory.htm | Richard Grosser |