| Celebration | Name | Saint | Birth | Death |
|---|---|---|---|---|
| 18 of December | Flananio | Saint Flananio | Ireland | Ireland |
| 23 of August | Flaviano | Saint Flaviano of Autun | France | |
| 17 of February | Flaviano | Saint Flaviano | 449 | |
| 28 of November | Florenciano | Saint Florenciano | ||
| 3 of January | Florencio | Saint Florencio obispo | 377 France | |
| 17 of October | Florencio | Saint Florencio of Orange | 524 France | |
| 7 of November | Florencio | Saint Florencio of Estrasburgo | 693 France | |
| 4 of July | Florencio | Saint Florencio of Cahors | France | |
| 2 of February | Flósculo | Saint Flósculo of Orleans | 500 France | |
| 14 of December | Folcuino | Saint Folcuino | France | 855 France |
| 14 of December | Folenino | Saint Folenino | ||
| 8 of June | Fortunato | Saint Fortunato of Fano | Italy | |
| 14 of June | Fortunato | Saint Fortunato of Nápoles | Italy | |
| 14 of October | Fortunato | Saint Fortunato of Todi | Italy | |
| 24 of January | Francisco | Saint Francis of Sales | 1567 France | 1622 France |
| 29 of September | Fraterno | Saint Fraterno of Auxerre | 450 France | |
| 4 of September | Fredaldo | Saint Fredaldo of Mende | France | |
| 18 of March | Frigidiano | Saint Frigidiano | Ireland | 588 Italy |
| 5 of October | Froilán | Saint Froilan of Leon | 905 Spain | |
| 24 of October | Fromundo | Saint Fromundo of Coutances | France | |
| 21 of January | Fructuoso | Saint Fructuosus of Tarragona and companions | 259 Spain | |
| 16 of April | Fructuoso | Saint Fructuoso of Braga | 665 Portugal | |
| 27 of October | Frumencio | Saint Frumencio of Etiopía | Ethiopia | |
| 10 of April | Fulberto | Saint Fulberto | 1029 France | |
| 26 of October | Fulco | Saint Fulco of Pavía | United kingdom | 1229 Italy |
| 13 of February | Fulcrán | Saint Fulcrán | 1006 France | |
| 14 of January | Fulgencio | Saint Fulgencio obispo | 632 Spain | |
| 1 of January | Fulgencio | Saint Fulgencio | 632 Tunisia | |
| 14 of September | Gabriel | Saint Gabriel Taurino Dufresse | 1750 France | 1815 China |
| 18 of December | Gaciano | Saint Gaciano | ||
| 18 of April | Galdino | Saint Galdino | 1176 Italy | |
| 14 of May | Galo | Saint Galo of Clermont | 551 France | |
| 11 of October | Gaudencio | Saint Gaudencio o Radzim | 1011 Poland | |
| 14 of October | Gaudencio | Saint Gaudencio of Rimini | Italy | |
| 25 of October | Gaudencio | Saint Gaudencio of Brescia | 410 Italy | |
| 22 of January | Gaudencio | Saint Gaudencio | 418 Italy | |
| 7 of March | Gaudioso | Saint Gaudioso | Italy | |
| 3 of November | Gaudioso | Saint Gaudioso of Tarazona | Spain | |
| 11 of August | Gaugerico | Saint Gaugerico of Cambrai | 625 France | |
| 7 of September | Gauzlino | Saint Gauzlino of Toul | 962 France | |
| 27 of August | Gebhardo | Saint Gebhardo of Constancia | 995 Germany | |
| 31 of January | Geminiano | Saint Geminiano | Italy | |
| 25 of May | Genadio | Saint Genadio of Astorga | Spain | 936 Spain |
| 3 of June | Genesio | Saint Genesio of Clermont | 650 Italy | |
| 5 of November | Geraldo | Saint Geraldo of Beziers | 1123 France | |
| 5 of December | Geraldo | Saint Geraldo | Portugal | 1108 Portugal |
| 23 of April | Gerardo | Saint Gerardo of Toul | 994 Germany | |
| 29 of May | Gerardo | Saint Gerardo of Mâcon | 940 France | |
| 24 of September | Gerardo | Saint Gerardo Sagredo | 1046 Hungary | |
| 30 of October | Gerardo | Saint Gerardo of Potenza | 1122 Italy | |
| 30 of October | Germán | Saint Germán of Capua | 540 Italy | |
| 12 of May | Germán | Saint Germán of Constantinopla | 634 | 733 |
| 28 of May | Germán | Saint Germain of Paris | 576 France | |
| 31 of July | Germán | Saint Germán of Auxerre | 448 Italy | |
| 16 of May | Germerio | Saint Germerio of Tolosa | France | |
| 5 of May | Geroncio | Saint Geroncio of Milán | 472 Italy | |
| 9 of May | Geroncio | Saint Geroncio of Ficocle | 501 Italy | |
| 25 of August | Geruncio | Saint Geruncio of Itálica | Spain | |
| 13 of February | Gilberto | Saint Gilberto of Meaux | 1009 France | |
| 1 of April | Gilberto | Saint Gilberto of Caihness | 1245 United kingdom | |
| 8 of June | Gildardo | Saint Gildardo of Rouen | 514 France | |
| 24 of June | Goardo | Saint Goardo of Nantes | 843 France | |
| 4 of May | Godofredo | Saint Gotthard of Hildesheim | 960 Germany | 1038 Germany |
| 8 of November | Godofredo | Saint Godofredo of Amiens | 1066 France | 1115 France |
| 19 of September | Goerico | Saint Goerico of Metz | 642 Germany | |
| 1 of July | Golveno | Saint Golveno of León | United kingdom | France |
| 17 of June | Gondulfo | Saint Gondulfo of Bourges | France | |
| 25 of November | Gonzalo | Saint Gonzalo obispo | ||
| 13 of February | Gosberto | Saint Gosberto | 874 Germany | |
| 7 of September | Grato | Saint Grato of Aosta | Italy | |
| 19 of October | Grato | Saint Grato of Oloron | 506 France | |
| 30 of September | Gregorio | Saint Gregorio el Iluminador | 326 Armenia | |
| 25 of August | Gregorio | Saint Gregorio of Utrecht | 775 Netherlands | |
| 9 of May | Gregorio | Saint Gregory of Ostia | Italy | 1044 Spain |
| 24 of April | Gregorio | Saint Gregorio of Elvira | Spain | |
| 18 of June | Gregorio | Saint Gregorio Barbarigo | 1625 Italy | 1697 Italy |
| 17 of November | Gregorio | Saint Gregory Taumaturg | 213 Turkey | 270 Turkey |
| 23 of November | Gregorio | Saint Gregorio obispo | Italy | 638 Italy |
| 19 of December | Gregorio | Saint Gregorio obispo of Auxerre | France | France |
| 4 of January | Gregorio | Saint Gregorio obispo of Langres | 540 France | |
| 10 of January | Gregorio | Saint Gregorio of Nisa | Turkey | |
| 6 of February | Guarino | Saint Guarino of Palestrina | 1159 Italy | |
| 27 of August | Guarino | Saint Guarino of Sión | 1150 France | |
| 2 of June | Guido | Saint Guido of Acqui | 1004 Italy | 1070 Italy |
| 8 of June | Guillermo | Saint Guillermo Fitzherbert | 1154 United kingdom | |
| 29 of March | Guillermo | Saint Guillermo Tempier | 1197 France | |
| 10 of January | Guillermo | Saint Guillermo abad y obispo | 1209 France | |
| 29 of July | Guillermo | Saint Guillermo Pinchón | 1234 France | |
| 13 of February | Guimera | Saint Guimera | 931 France | |
| 8 of May | Heladio | Saint Heladio of Auxerre | France | |
| 3 of July | Heliodoro | Saint Heliodoro of Altino | Italy | |
| 21 of May | Hemming | Saint Hemming | 1366 Finland | |
| 20 of January | Henry | Saint Henry bishop and martyr | United kingdom | 1157 Finland |
| 14 of July | Heracles | Saint Heracles obispo | ||
| 4 of December | Heracles | Saint Heracles | Egypt | 249 Egypt |
| 7 of November | Herculano | Saint Herculano of Perugia | 594 Italy | |
| 16 of March | Heriberto | Saint Heriberto | 1021 Germany | |
| 12 of July | Hermágoras | Saint Hermágoras of Aquilea | Italy | |
| 12 of November | Hesiquio | Saint Hesiquio of Vienne | 552 France | |
| 26 of November | Hesychius | Saint hesychius |