| Gains | Edward Gains & Company |
| Gainsford | Gainsford, Fenton & Nicholson |
| Gallimore | Elizabeth Gallimore |
| Gallimore | Gallimore Brothers |
| Gallimore | John Gallimore |
| Gallimore | William Gallimore |
| Gallimore | William Gallimore & Sons Ltd |
| Gamage | A. W. Gamage Ltd |
| Gamble | Charles Gamble |
| Gamble | Joseph Gamble |
| Gamble | Moss & Gamble |
| Gardener | John Gardener |
| Garlick | Garlick & Haslam |
| Garlick | George Garlick & Company |
| Garlick | Samuel Garlick & Sons |
| Garner | A. Garner |
| Garrard | Garrard & Co Ltd |
| Garrett | Joseph Garrett & Sons |
| Garrison | Garrison Jollity |
| Gay | John Gay |
| Gebrüder | Gebrüder, Richartz & Söhne |
| Gee | Gee & Holmes Ltd |
| Gem | Edward Gem & Company |
| Gentry | Gentry |
| Gibbins | Joseph Gibbins & Sons Ltd |
| Gibson | Gibson & Swift |
| Gilbert | Gilbert Brothers |
| Gill | Benjamin Gill |
| Gill | Bernard Gill & Company Ltd |
| Gill | F. G. Gill & Sons / G. W. Gill Ltd |
| Gill | George Gill |
| Gill | George Gill & Son |
| Gill | George Gill & Sons (Sheffield) Ltd |
| Gill | Gill, Herbert & Company Ltd |
| Gill | John Gill |
| Gill | Joseph Gill |
| Gill | Samuel Gill |
| Gillbee | Edward Gillbee |
| Gilles | James Gilles |
| Gillies | James Gillies |
| Gillot | Gillot & Ryalls |
| Gillott | George Gillott |
| Gillott | Gillott & Buttery |
| Gillott | Gillott Cutlery Co |
| Gillott | John Gillott |
| Gillott | W. Gillott & Son (Pearl Works) Ltd |
| Gillott | Watson & Gillott |
| Gillow | Waring & Gillow |
| Gilpin | Tom Gilpin Ltd |
| Gilson | J. D. Gilson |
| Girdham | William Girdham |
| Gladwin | Gladwin Ltd |
| Glauert | L. & C. Glauert |
| Gledhill | James Gledhill |
| Glen | Glen Plate & Cutlery Co |
| Glossop | Boardman, Glossop & Company Ltd |
| Glossop | George Glossop & Company Ltd |
| Glossop | Glossop & Nutt |
| Glossop | Thomas Glossop & Sons Ltd |
| Glosswood | Glosswood |
| Goddard | Bibby & Goddard |
| Goddard | J. Goddard |
| Goddard | William Goddard & Sons |
| Godwin | Joseph Godwin |
| Goff | Thomas H. Goff & Company |
| Goodinson | William Goodinson |
| Goodlad | Frank C Goodlad & Son (Sheffield) Ltd |
| Goorney | Goorney |
| Gordon | Bellamy & Gordon |
| Gordon | George Gordon & Son |
| Gorrill | R. Gorrill & Son |
| Gosling | Alfred Charles Gosling / K. Gosling |
| Goss | Peter Goss |
| Gouldthorp | George Gouldthorp(e) |
| Gouldthorp | Henry Gouldthorp(e) |
| Gouldthorpe | Gouldthorpe & Greaves |
| Gower | Nathaniel Gower |
| Grady | Walter Grady |
| Graham | T. R. Humphreys Graham & Co |
| Grant | William Grant & Sons (Sheffield) Ltd |
| Granton | Granton Ragg Ltd |
| Graveley | Graveley & Wreaks |
| Graves | J. G. Graves Ltd |
| Gray | Clement Gray |
| Gray | Gray, Wallis & Company |
| Gray | Joseph Gray & Son Ltd |
| Gray | Joshua Gray & Sons Ltd |
| Gray | William Gray & Sons |
| Grayson | Benjamin Grayson & Son |
| Greaves | David Greaves |
| Greaves | Francis Greaves & Sons |
| Greaves | Greaves and Newton |
| Greaves | Greaves, Woodhead & Hodgson |
| Greaves | John Greaves & Son |
| Greaves | John Greaves & Son |
| Greaves | Nathaniel Greaves |
| Greaves | Thomas Greaves |
| Greaves | William Greaves & Sons |
| Green | Alfred Green & Sons |
| Green | Burgon, Green and Co |
| Green | Frederick Green & Sons |
| Green | G. A. Green & Company Ltd |
| Green | Green & Green Ltd |
| Green | Green & Hague |
| Green | Green, Pickslay and Appleby |
| Green | James Green & Company |
| Green | Joseph Green & Sons |
| Green | Meeson & Green |
| Green | North & Green |
| Green | S. Green & Company |
| Green | Samuel Green |
| Green | Walter Green Limited |
| Green | William Green & Company |
| Greenberg | I. S. Greenberg & Co |
| Greenhough | John Greenhough |
| Greenstreet | W. T. Greenstreet & Company |
| Greenwell | George Greenwell & Co |
| Greetham | J. A. Greetham & Company |
| Gregory | Cuthbert & Gregory |
| Gregory | George Gregory |
| Gregory | Gregory & Company Cutlers (Sheffield) Ltd |
| Gregory | Gregory & Mottram |
| Gregory | Gregory & Staniland |
| Gregory | Gregory Brothers / Gregory Fenton Ltd |
| Gregory | James Gregory |
| Gregory | John Edward Gregory |
| Gregory | Kirkby, Gregory & Company |
| Gregory | Roberts, Gregory & Company |
| Gregory | William Gregory & Sons |
| Grinold | Slack & Grinold |
| Groves | Richard Groves & Sons Ltd |
| Grunwerg | I. Grunwerg Ltd |
| Guide | I. Guide & Company |
| Gunby | Harry Gunby |
| Gunning | Oborne & Gunning |
| Gunstone | William Gunstone |
| Gurney | Broadhead, Gurney & Co |
