| Esprit d'initiative | |
| Et princeps cura nostra | | Our country and our ruler are our concern (L.) |  | GGFG | |
| Ex coelis | | From the clouds (L.) |  | CAR | |
| Ex dentibus ensis | | From the teeth a sword (L.) |  | RADC | |
| Exemplo ducemus | | We lead by example (L.) |  | RMP | |
| Fac et spera | |
| Facta non verba | |
| Faithful | | |  | DLI | |
| Faugh-a-ballagh | |
| Fear naught | |
| Fiat justicia | |
| Fide et fiducia | | In faith and trust (L.) |  | RAPC | |
| Fidelis et paratus | |
| Fidelis patrice | | Faithful to the fatherland (L.) |  | York | |
| Fideliter | | More faithful (L.) |  | PLF | |
| Fidus et audax | |
| Fior go bas | |
| Firm |  | WSFR, Worcestershire, 36 Foot | |
| Force a superbe mercy a foible | |
| Fortiter et fideliter | |
| Free and fearless | |