Back Allan Azerbaijani Allan Danish Allan (given name) English Allan Estonian Allan Finnish Allan (voornaam) Dutch Allan NN Allan NB Allan Swedish
| Fallbeyging | |
| Nefnifall | Allan |
| Þolfall | Allan |
| Þágufall | Allan |
| Eignarfall | Allans |
| Notkun núlifandi¹ | |
| Fyrsta eiginnafn | 44 |
| Seinni eiginnöfn | 23 |
| ¹Heimild: þjóðskrá júlí 2007 | |
| Listi yfir íslensk mannanöfn | |
Allan er íslenskt karlmannsnafn.