| famname | Location | URL | Name |
| Baab | Dannenfels, GERMANY | | Christine Harris |
| Baccus | USA | | Doris Twigg Goldsborough |
| Bach | Denmark to USA | www.familytreemaker.com/users/g/a/r/Leona--Garcia-WA/ | Leona Kollman Garcia |
| Bach | DE>USA | www.familytreemaker.com/users/g/a/r/Leona--Garcia-WA/ | Leona Kollman Garcia |
| Backstrom | Sweden to PA and NY | hometown.aol.com/hm8485/myhomepage/heritage.html | Laura Simonson |
| Bader | Allmendshofen, Donaueschingen, GE | | Neil E. Barber |
| Baird | USA | www.angelfire.com/ny/LesleysWorld/index.html | Lesley Prey |
| Barefoot | Tenn, USA | www.geocities.com/Heartland/Prairie/5455/index.html | Barbara Rivas |
| Barnes | USA | | Elaine McDowell |
| Barnes | NC-KY | members.aol.com/evilsizer3/ | Sandi Evilsizer Koscak |
| Barnes | USA, NJ,PA,IL,IA | www.geocities.com/Heartland/Meadows/2679 | Sharon Kelley |
| Barnett | Northern Ireland/Scotland | www.geocities.com/Heartland/Prairie/2089/ | Andy Barnett |
| Barnett | USA | www.angelfire.com/ny/LesleysWorld/index.html | Lesley Prey |
| Barsh | Russia, US-MA | www.geocities.com/TheTropics/1127/roots.html | Linda Dolby |
| Barshatsky | Russia, US-MA | www.geocities.com/TheTropics/1127/roots.html | Linda Dolby |