Alphabetical listing of Sept Names for Clan MacNeil
| MacGougan | MacNeille | McNeil |
| Macgougan | MacNelly | McNeilage |
| MacGrail | MacNelly | McNeile |
| Macgrail | Macnelly | McNeill |
| MacGraill | Macniel | Mcneill |
| MacGugan | MacNiel | Mcnelly |
| Macgugan | Macniel | Neal |
| MacGuigan | McGougan | Neale |
| MacNeal | McGougan | Neall |
| Macneal | McGrail | Neil |
| Macneally | McGrail | Neill |
| MacNeally | Mcgraill | Neilson |
| MacNeil | McGugan | Nelson |
| Macneil | McGuigan | Niel |
| Macneilage | McGuigan | Niell |
| MacNeilage | McNeal | Nielson |
| Macneilage | McNeale | O’Neal |
| Macneile | Mcneally | Oneil |
| MacNeill | McNeil | O’Neil |
| Macneill | Mcneil | O’Neil |