Per pale sable and Or, a chevron between three wolf's heads erased counterchanged, Gabriel af Malmö	Argent, a dunghill cock contourny azure and a bordure embattled sable, Gabriel de Haan	Or, three annulets interlaced two and one and a fess wavy abased, a bordure sable, Galene Leonilla of Blackwater	Ermine, on a bend cotised vert, three sickles Or, Gareth O'Conall
Azure, on a shakefork argent a moon in her complement gules, Garsiyya ibn Ibrahim ibn Sulaiman al-Qurtubi	Or, an owl sable and a base rayonny gules, Gaucelm de Chambonnieres	Argent crusilly sable, a bend gules, Genevieve la flechiere de Duram	Gules estencely, three quatrefoils argent, Gerbrich of Polderslot
Azure, on a bend argent between a sheaf of keys wards to base and a lute Or an ivy vine vert, Gerdis Leontindotter af Bure	Chevronelly vert and argent, a bordure gules, Giano Balestriere	Azure, a python displayed Or, collared and chained argent to in chief two towers, all within a bordure embattled Or, Gilbert de Bracton	Azure, an oak branch and on a base argent an open book gules, Gilbert of Horncastle
Azure, on a pile between two axes addorsed in pile Or three towers in pale gules, Giles of Redheugh	Per bend sinister vert and sable, two ox's heads cabossed, all within a bordure argent, Gilliam Blackhorn	Purpure, on a pile sable fimbriated a swan naiant wings elevated argent, Gillian of Trynsaren	Azure, a phoenix Or issuant from flames gules, in chief two increscents argent, a bordure erminois, Ginevra dell'Acqua
Azure, a bend sinister between a griffin segreant and a dolphin embowed on a chief Or three escallops inverted sable, Giovanna Lisabetta Ferri	Vert, a tower between three roundels Or, Godwin Olafson	Per fess sable and gules, a sword inverted and a tierce argent, Godwyn Stuart de Lacy	Ermine, on a chevron azure three fleurs-de-lys argent, in base a laurel wreath vert, the Shire of Gotvik
Argent, a horse rampant contourny gules crined sable and on a chief azure three trefoils pierced argent, Gráinne ingheann Chonaill uí Eachadha	Vert, a single-span bridge throughout Or between two increscents argent, Gráinne inghean uí Uaithne	Per pale argent and azure, a saltire counterchanged, Gregor of Adamestor	Gules, three crescents argent, Gro Torstendotter
Quarterly gules and Or, a rose counterchanged, Guido vom Driesch	Per bend sinister sable and gules, a lightning bolt palewise a bordure Or, Guise Buron vom Duesseltal	Quarterly azure and argent, two bars sable, Guðrøðr of Colanhomm	Or, on a pale double-endorsed gules three wolves passant reguardant contourny coward Or, Guillaume de Boulonbec
Azure, a bend wavy ermine between two towers argent and a bordure Or, Guillaume de Vaison	Azure, three pairs of shears bendwise in bend between two owls Or, Gunilla Nilsdotter Tveuggla till Uggleholm	Per saltire sable and gules, in pale two boars passant and in fess to casts sejant, all within a bordure argent, Gunnar Olofsson	Per pale sable and Or, a cinquefoil counterchanged, Guntram von Wolkenstein
Gules, a ram's head cabossed and a bordure argent charged with mullets gules, Gwyneth ferch Macsen Llanon