| Registered Surname | Researcher | Date |
| Gerard | Sherill Delahoussaye | 26 Feb 2001 |
| Giardina | Shirley Nichols | |
| Godchaux | Ann Williams | 6 Jul 2001 |
| Guidry | Lawrence Torres, Jr. Linda Millet |
3 Jul 2001 |
| Granier | Jeff Granier Lou Curtis |
23 Jul 2001 |
| Gravois | Carolyn Gravois | |
| Haydel | Ernest Haydel
Lyle Boyer Jay Schexnaydre Patricia Henican |
23 May 1999 1 Oct 2000 |
| Hebert | Shirley Nichols | |
| Heltz | Saundra Overton | |
| Heurtin | Karen Wightkin | |
| Hoffman | Cheré Coen Margie Laws Luke Lyle Boyer |
|
| Hotard | Linda Knecht Lou Curtis |
23 Jul 2001 |
| Huber | Gail Whitney | |
| Jacob | Kathy Hill Margie Laws Luke |
|
| Joseph | C. Nelson Gilda M. Joseph Woods |
11 Aug 2000 |