| Word/Phrase | Definition | Useage |
| G.P. | General Practitioner, a medical doctor | Scot.Occup |
| Gabeler | Tax collector | UK Occupation |
| Gaberlunzie | A beggar | Scot.Occup |
| Gaffer | 1) Foreman 2) Elderly man | UK Occupation |
| Gaffman | Bailiff | UK Occupation |
| Gager / Gauger | Collector of alcohol taxes. Measured capacity of barrels to calculate the duty | UK Occupation |
| gäll (gäld) | clerical district | Swedish |
| Galloon Maker | Made a decorative woven trim commonly made of metallic gold or silver thread, lace, or embroidery. Galloon is used in the trim of military and police uniforms, ecclesiastical dress, and as trim on textiles, drapery, and upholstery. | UK Occupation |
| Gamekeeper | Guard and breeder of wild game (pheasants etc) on an estate | Scot.Occup |
| Gamester | 1) Gambler 2) Prostitute | UK Occupation |
| gamla boken (G.B.) | old book, previous clerical survey | Swedish |
| gamla | old | Swedish |
| gammal | old | Swedish |
| gång | time | Swedish |
| Ganger / Gangsman | Overseer / foreman - from mid 18c. | UK Occupation |
| Ganger | Gangsman leading a gang or squad of men | Scot.Occup |
| Gangrel | Vagrant or tramp | Scot.Occup |
| Ganneker | Innkeeper | UK Occupation |
| Gaoler | A keeper of the gaol, a jailer | UK Occupation |
| gård | farm, house | Swedish |
| Garthman | 1) Fisherman using fish traps 2) Yardman or herdsman 3) Maintained a 'garth' or dam on the river for catching fish | UK Occupation |
| garvare | tanner | Swedish |
| Gas Maker | Made gas by heating coal to produce gas, which was purified to remove the tar. The coal would be turned into coke. The gas could be used for lighting, heating or powering a gas engine. The tar was used in road surfacing. | UK Occupation |
| Gas Manager | In charge of detecting dangerous gases in mines | UK Occupation |
| Gas Retortman | In gas works, operated large oven in which coal was baked to manufacture coal gas. | Scot.Occup |
| Gasfitter | Fitted pipes to carry a gas supply, usually coal gas , to domestic or industrial premises. | Scot.Occup |
| Gasser | See Cotton Yarn Gasser | UK Occupation |
| gästgivare | innkeeper | Swedish |
| Gastric ulcer | A break or tear in the tissue lining the stomach | Scot.Dise 1855 |
| Gastritis | Chronic or acute inflammation of the stomach | Scot.Dise 1855 |
| gata | street | Swedish |
| Gater | Watchman | UK Occupation |
| Gatherer | Glassworker. Inserted the blow iron into molten glass ready for the blower | UK Occupation |
| Gatherer's Boy | Assistant who shielded the gatherer's face from the furnace with a shovel | UK Occupation |
| Gathering | A collection of pus | Medical |
| Gatward | Goatkeeper | UK Occupation |
| Gauger | Excise officer | Scot.Occup |
| Gaunter | Glove maker | UK Occupation |
| Gaveller | 1) In the Forest of Dean - Crown officer granting 'gales' - the right to work a mine 2) In Suffolk - Female (usually) harvest worker 3) Usurer | UK Occupation |
| gåvor | donations | Swedish |
| gazetteer | An alphabetically organized book describing the names and places of a particular region. | Colonial Diseases |
| Geburt | Birth | Germany |
| Geburtsurkunde | Birth record | Germany |
| GEDCOM | A standard file format for exchanging information between genealogy programs. The acronym GEDCOM stands for GEnealogical Data COMmunications. The Family History Department of the Church of Jesus Christ of Latter-day Saints (LDS Church) developed the GEDCOM standard. | Colonial Diseases |
| Gelder | Animal castrator | UK Occupation |
| Gen. Lab | General labourer | Scot.Occup |
| genast | right away, immediately | Swedish |
| genealogi | genealogy | Swedish |
| Genealogical Institute of the Maritimes | Université de Moncton, Moncton, New Brunswick E1A 3E9, Canada. An official body providing accreditation of professional genealogists in Canada. | Colonial Diseases |
| genealogist | A person who pursues the science or study of family descent. A professional genealogist is one who compiles family histories and genealogies for clients for a fee. | Colonial Diseases |
| genealogy | 1. The science or study of family descent 2. A chart or recorded history of the descent of a person or family from an ancestor or ancestors 3. Descent from an ancestor; pedigree; lineage | Colonial Diseases |
| General Paralysis | A euphemistic term for advanced syphilis causing death | Scot.Dise 1855 |
| Generation | People born about the same time and related to a person at the same level (parents, grandparents, great-grandparents). A period of approximately 30 years separates each generation. | Genealogy |
| gennaio | January | Italian |
| genom | through | Swedish |
| Gentleman | Gentry; Aristocrat, whose income came from his land | UK Occupation |
| Gentry | Families of hereditary rank - the baronets and knights in England | UK Occupation |
| Geometer | Person skilled in geometry | UK Occupation |
| Gerund Grinder | Latin Tutor | UK Occupation |
| gesäll | journeyman | Swedish |
| Ghillie | Highland guard of wild game, especially deer | Scot.Occup |
| gift | married | Swedish |
| gifta sig | to marry | Swedish |
| gifte | marriage | Swedish |
| giftermål | marriage ceremony | Swedish |
| giftoman | bride\'s sponsor | Swedish |
| Gigger | Operated a gigging machine - a machine for dressing woollen cloth by subjecting it to the action of teasels. | UK Occupation |
| gikt | gout | Swedish |
| Gilder | Applied gold leaf for decoration. Person who impressed gold leaf or gilt to overlay an item, such as furniture or an art frame | UK Occupation |
| Gimler | Made gimp - a kind of card | UK Occupation |
| Ginny / Jenny/ Jenney Tenter | Minded a Ginny - a stationary engine used in coal mining to haul coal to the surface | UK Occupation |
| Ginour | Engineer | UK Occupation |
| Girdler | Made leather belts & girdles, mainly for the army | UK Occupation |
| Girnalman | Man in charge of meal store or granary | Scot.Occup |
| giugno | June | Italian |
| Given name | The name parents give their child at birth. Name given to a person at birth or baptism, one's first and middle names. | Genealogy |
| Glandular fever | Mononucleosis | Medical |
| Glass Coachman | Drove a two horse carriage for hire | UK Occupation |
| Glazier / Glassman | 1) Window glass man / glass cutter 2) Seller of glassware | UK Occupation |
| Glebe | Land belonging to a parish church. | General |
| Gleeman | Mediaeval minstrel | UK Occupation |
| Glover | Glove maker / seller | UK Occupation |
| Goat Carriageman | Driver of a small carriage | UK Occupation |
| god | good | Swedish |
| Goldbeater | Artisan who hammered gold into gold leaf, thin plates of gold for gilding. | Scot.Occup |
| Goldsmith | 1) Banker 2) Worker in gold | UK Occupation |
| Gong Scourer | Emptied cesspits, ashpits and outside toilets - 'middins' - usually required to work from 9pm to 5am. See also Night Soilman | UK Occupation |
| Gooseherd | Tended geese | UK Occupation |
| gördelmakare | brazier | Swedish |
| Gorseman | Sold gorse and broom, largely for making brooms | UK Occupation |
| gosse | boy | Swedish |
| Gossoon | Servant boy | UK Occupation |
| Gowcher | A grandfather | Scot.Occup |
| Gozzard | Herder of geese | UK Occupation |
| GP / General Practitioner | Local medical doctor, a term used today. More Info. | UK Occupation |
| Grace Wife | Midwife | UK Occupation |
| Graffer | Notary or scrivener | UK Occupation |
| Grainer | Painted wood grain effect | UK Occupation |
| Granger | Farmer. Keeper of grain store (granary) | UK Occupation |
| granne | neighbor | Swedish |
| gräns | boundary line, border | Swedish |
| grantee | A person who buys or receives land | Colonial Diseases |
| grantor | A person who sells or gives the land | Colonial Diseases |
| Grasskeeper | Herdsman who watched unfenced marches of a farm to prevent trespass from adjacent grazings | Scot.Occup |
| Grassman/woman | Seller of grease – from Old French graisse, greisse, gresse ‘grease’. | UK Occupation |
| Gratefitter | Fitted metal grates to hold fires in domestic fireplaces. | Scot.Occup |
| gratialist | receiving a pension or cash from some special fund | Swedish |
| grav | grave | Swedish |
| Graver | 1) Engraver 2) Carver or Sculptor 3) Worker in a ship graving dock, cleaning and repairing ships hulls | UK Occupation |
| Grazier | A person who pastures and raises cattle | UK Occupation |
| Great pox | Syphilis | Medical |
| Great-aunt | Sister of one's grandparent | General |
| Great-uncle | Brother of one's grandparent. | General |
| Green fever / Green sickness | Anemia | Medical |
| Greengrocer | Sells fresh fruit and vegetables | UK Occupation |
| Greensmith | Worker in copper - coppersmith | UK Occupation |
| Greenwich (Hospital) Pensioner | A long-serving ex Royal Navy man, awarded an out-pension for age, wounds or incapacity. See | UK Occupation |
| Greenwich Barber | Sold sand from the Greenwich pits | UK Occupation |
| grekisk katolsk | Eastern Orthodox | Swedish |
| grenadjär | infantryman | Swedish |
| greve | count (title of nobility) | Swedish |
| Grey Cloth Dealer | Dealer in Grey Cloth - the unfinished product of the looms before bleaching, dyeing or printing. The term is still used in the trade. | UK Occupation |
| Grieve / Greave | Bailiff, Sheriff, Foreman | UK Occupation |
| Grieve | Responsible for a group of farm workers | Scot.Occup |
| Grimbribber | Lawyer | UK Occupation |
| Grinder | 1) Used a grinding machine, mainly for knife and scissor sharpening, which was commonly done door-to-door 2) Maintained a carding machine in textile mills 3) Tutor | UK Occupation |
| GRINZ | Genealogical Research Institute of New Zealand, P.O. Box 36-107 Moera, Lower Hutt 6330, New Zealand. A formal genealogical association with a screening process and code of ethics for professional genealogists. | Colonial Diseases |
| Grippe/grip | Influenza like symptoms | Medical |
| Grocer's itch | Skin disease caused by mites in sugar or flour | Medical |
| Groom | Responsible for horses on an estate | Scot.Occup |
| Groover | Miner | UK Occupation |
| Großmutter | Grandmother | Germany |
| Großvater | Grandfather | Germany |
| Ground Officer | Employed by large landed estate to supervise the activities of tenants | Scot.Occup |
| Grounder | Worker in a printfield factory, who perhaps ground the dyes used for printing the calico cloth | Scot.Occup |
| Groundsel & Chickweed Seller | Street seller of weeds to feed songbirds | UK Occupation |
| GRS(C) | Genealogical Record Searcher (Canada). See also Genealogical Institute of the Maritimes | Colonial Diseases |
| gruva | mine | Swedish |
| Guardian | Person appointed to care for and manage property of a minor orphan or an adult incompetent of managing his own affairs. | General |
| gudfader | godfather | Swedish |
| Gudger | A grandfather. Corruption of gudsyr | Scot.Occup |
| gudmoder | godmother | Swedish |
| Guinea Pig | Roving (freelance) person, whose usual fee was a guinea (One pound, one shilling) | UK Occupation |
| gulsot | jaundice | Swedish |
| Gummer | Re-cut old saws, sharpening and improving depth of cut | UK Occupation |
| Gun Filer | Removed the casting imperfections on gun barrels | UK Occupation |
| Gun Stocker | Carves gun stocks from wood and fits them to the metal parts of the gun | UK Occupation |
| Gyp | College servant to undergraduates | UK Occupation |