| Name | Birth date | Birth location | Marriage date | Death date | Death location |
| William Clyde Griggs | August 30, 1911 | | September 15, 1956 | | |
| William Robert Griggs | October 26, 1976 | | | | |
| Charles Clifford Grimes | Unknown | | | Unknown | |
| Dixie Grimes | | | | | |
| Stella Grimes | June 06, 1880 | | June 16, 1902 | March 13, 1952 | |
| Venetia Grimes | | | | | |
| Rosa Griner | | | | | |
| Sarah Griner | May 08, 1825 | PA | May 18, 1847 | May 04, 1889 | Davis Co, IA |
| Geoffrey I of Anjou Grisgonelle | 938 | | | July 21, 987 | |
| Mary Jane Grisham | February 04, 1830 | Tennessee | August 18, 1850 | January 15, 1902 | Dadeville, Dade, Missouri |
| Delores Irene Grityner | | | December 28, 1969 | | |
| Harley Grogan | 1924 | | | | |
| August C. Groll | September 30, 1872 | | April 23, 1916 | | |
| Ellen Gronninger | January 17, 1903 | | May 13, 1925 | | |
| Ardel Gross | 1941 | | | | |
| David Michael Grosvenor | October 02, 1949 | | August 17, 1968 | February 21, 1981 | |
| Dorothy Grosvenor | Abt 1534 | | | Unknown | |
| Macy Lee Grosvenor | May 03, 1973 | | | | |
| Marne Lynn Grosvenor | June 03, 1970 | | October 02, 1993 | | |
| Megen Lynn Grosvenor | April 11, 1976 | | | | |
| Sue Groth | | | | | |
| Carol Ann Grover | 1947 | | June 07, 1969 | | |
| Francis Eleaner Grover | August 06, 1910 | | | December 02, 1972 | Des Moines, Iowa |
| Betty Groves | April 23, 1926 | | August 10, 1974 | | |
| Sadie M. Groves | | | Abt 1919 | | |
| Allison Grow | | | | | |
| Hannah Grow | | | | | |
| Linsley Grow | | | | | |
| Tim Grow | | | | | |
| Dick Denver Grubb | January 22, 1932 | | July 11, 1971 | | |
| Dan Grubbs | | | | | |
| Berchtold Grueckler | Unknown | | | Unknown | |
| Conrad Grueckler | Abt 1355 | | | Unknown | |
| daughter of Heinrich Glueckler Grueckler | Abt 1400 | | | Unknown | |
| Heinrich Grueckler | Abt 1375 | Germany | | Unknown | Germany |
| Brenda Jo Grummitt | 1951 | | | | |
| Olga Christine Gudgell | April 05, 1932 | Blanchard, Oklahoma | December 10, 1952 | Unknown | Unknown |
| Olaf Gudrodsson | Abt 770 | Norway | | | |
| Guelph | 745 | | | 800 | |
| Guerin | | | | 677 | |
| Guerin II | Bef. 772 | | | | |
| Gueristan | Unknown | | | Unknown | |
| Of Powys Gueristan | Unknown | | | Unknown | |
| Guern | | | | | |
| Guido | | | | Abt 722 | |
| Sancho Guillaume | | | | 1032 | |
| Robert of Naples Guiscard | | | | | |
| Guitberge | Abt 758 | Prussia | | | |
| Judy Gumbel | | | | | |
| Gunderic | | | | 473 | |