| Latin | Translation | Notes |
| gaudia certaminis | the joys of battle | according to Cassiodorus, an expression used by Attila in addressing his troops prior to the 451 Battle of Châlons |
| gaudeamus hodie | let us rejoice today | |
| gaudeamus igitur | therefore let us rejoice | First words of an academic anthem used, among other places, in The Student Prince. |
| gaudete in domino | rejoice in the Lord | Motto of Bishop Allen Academy |
| gaudium in veritate | joy in truth | Motto of Campion School |
| generalia specialibus non derogant | general provisions enacted in later legislation do not detract from specific provisions enacted in earlier legislation | A principle of statutory interpretation: If a matter falls under a specific provision in a statute enacted before a general provision enacted in a later statute, it is to be presumed that the legislature did not intend that the earlier specific provision be repealed, and the matter is governed by the earlier specific provision, not the more recent general one. |
| genius loci | spirit of place | The unique, distinctive aspects or atmosphere of a place, such as those celebrated in art, stories, folk tales, and festivals. Originally, the genius loci was literally the protective spirit of a place, a creature usually depicted as a snake. |
| generatim discite cultus | Learn each field of study according to its kind. (Virgil, Georgics II.) | Motto of the University of Bath. |
| gens una sumus | we are one people | Motto of FIDE. Can be traced back to Claudian's poem De consulatu Stilichonis. |
| gesta non verba | deeds, not words | Motto of James Ruse Agricultural High School. |
| Gloria in excelsis Deo | Glory to God in the Highest | Often translated "Glory to God on High". The title and beginning of an ancient Roman Catholic doxology, the Greater Doxology. See also ad maiorem Dei gloriam. |
| Gloria invidiam vicisti | By your fame you have conquered envy | Sallust, Bellum Jugurthum ("Jugurthine War") 10:2. |
| gloria filiorum patres | The glory of sons is their fathers (Proverbs17:6) | Motto of Eltham College |
| Gloria Patri | Glory to the Father | The beginning of the Lesser Doxology. |
| gloriosus et liber | glorious and free | Motto of Manitoba |
| gradatim ferociter | by degrees, ferociously | Motto of private spaceflight company Blue Origin |
| gradibus ascendimus | ascending by degrees | Motto of Grey College, Durham |
| Graecia capta ferum victorem cepit | Conquered Greece in turn defeated its savage conqueror | Horace Epistles 2.1 |
| Graecum est; non legitur | It is Greek (and therefore) it cannot be read. | Most commonly from William Shakespeare, The Tragedy of Julius Caesar where Casca couldn't explain to Cassius what Cicero was saying because he was speaking Greek. The more common collloquilism would be: It's all Greek to me. |
| Grandescunt Aucta Labore | By hard work, all things increase and grow | Motto of McGill University |
| gratiae veritas naturae | Truth through mercy and nature | Motto of Uppsala University |
| graviora manent | heavier things remain | Virgil Aeneid 6:84; more severe things await, the worst is yet to come |
| Gravis Dulcis Immutabilis | serious sweet immutable | Title of a poem by James Elroy Flecker [1] |
| gutta cavat lapidem [non vi sed saepe cadendo] | a water drop hollows a stone [not by force, but by falling often] | main phrase is from Ovid, Epistulae ex Ponto IV, 10, 5.;[2] expanded in the Middle Ages |