1836
G Surnames
| Surname | First Name | County | Page |
| Gabriel | Francis | Dubuque | 12 |
| Gaines | Charles | Dubuque | 31 |
| Galland | Abel | Demoine | 70 |
| Garien | Francis | Dubuque | 14 |
| Garlin | G. | Dubuque | 40 |
| Garmell | P. | Dubuque | 44 |
| Garner | C. | Dubuque | 17 |
| Garnien | Lerry | Dubuque | 43 |
| Garolo | Lewis | Dubuque | 17 |
| Garren | Riley | Demoine | 80 |
| Garrison | John | Demoine | 51 |
| Garrison | Lewis A. | Demoine | 86 |
| Gary | James | Dubuque | 36 |
| Gatril | Richard | Dubuque | 14 |
| Gatton | Thomas | Dubuque | 28 |
| Gearhart | Stephen | Demoine | 85 |
| Gehon | Francis | Dubuque | 24 |
| George | Alexander | Dubuque | 27 |
| Gholson | Granville | Demoine | 76 |
| Gibs | Elias | Demoine | 55 |
| Gilaspie | Andrew | Dubuque | 34 |
| Gilbert | Enod | Demoine | 62 |
| Gilbert | Henry | Dubuque | 21 |
| Gillam | James H. | Dubuque | 22 |
| Gillan | J.M. | Demoine | 67 |
| Gilleland | Thomas | Demoine | 81 |
| Gillespie | David | Dubuque | 18 |
| Gillett | John | Dubuque | 32 |
| Gillford | Edward | Dubuque | 29 |
| Gillilan | Davis | Dubuque | 15 |
| Gillingwater | Robert | Demoine | 65 |
| Gillis | Peter | Demoine | 72 |
| Gilmer | Cannuel | Demoine | 64 |
| Gilmore | William | Dubuque | 45 |
| Gipson | James | Demoine | 86 |
| Givson | George | Demoine | 52 |
| Glover | Jesse | Dubuque | 11 |
| Golston | Benjamin | Demoine | 88 |
| Goodall | Thomas | Demoine | 71 |
| Goodfellow | William | Dubuque | 44 |
| Goodrich | David | Dubuque | 38 |
| Goodwin | Abraham | Demoine | 70 |
| Goodwin | Edward | Demoine | 51 |
| Goodwin | John | Demoine | 72 |
| Gory | Samuel | Demoine | 55 |
| Gothier | John | Dubuque | 12 |
| Gottop | John | Dubuque | 29 |
| Grafford | Thomas | Dubuque | 18 |
| Graig | John | Demoine | 61 |
| Grant | G. | Dubuque | 42 |
| Grant | Mr. | Dubuque | 32 |
| Grant | O. | Dubuque | 42 |
| Gratiot | C.H. | Dubuque | 16 |
| Gray | John B. | Demoine | 93 |
| Grayham | John | Dubuque | 34 |
| Green | Henry | Demoine | 71 |
| Green | John | Dubuque | 12 |
| Greenwood | William | Demoine | 51 |
| Gregg | Alexander M. | Demoine | 91 |
| Gregg | Azariah | Demoine | 86 |
| Greham | T. | Dubuque | 19 |
| Grenbeck | D. | Dubuque | 17 |
| Grenwood | J. | Dubuque | 45 |
| Grey | Eley | Dubuque | 31 |
| Greybill | Jerman | Dubuque | 33 |
| Greyham | John O. | Dubuque | 14 |
| Greyham | Mr. | Dubuque | 37 |
| Greyhan | M. | Dubuque | 33 |
| Greyhound | T. | Dubuque | 39 |
| Griffin | John | Dubuque | 16 |
| Griffith | Belitha | Demoine | 53 |
| Griffith | J.G. | Dubuque | 21 |
| Grigery | Elijah | Demoine | 53 |
| Griggs | S. | Dubuque | 43 |
| Grimes | Jonas | Demoine | 52 |
| Grimes | Mathias | Demoine | 85 |
| Grimes | Zenus | Demoine | 87 |
| Grimsley | John | Demoine | 86 |
| Grines | Benjamin | Demoine | 63 |
| Grnter | John | Demoine | 62 |
| Grotom | Jesse | Demoine | 68 |
| Gunn | Richard W. | Demoine | 85 |
| Guthery | Edward | Demoine | 63 |