| Nalder | A. J. | East Wagin | Studebaker | W ● 15 | Wagin Road Board | 1925-26 |
| Nalder | A. J. | East Wagin | Studebaker | W ● 15 | Wagin Road Board | 1926-27 |
| Nalder | A. J. | East Wagin | Studebaker | W ● 15 | Wagin Road Board | 1927-28 |
| Nalder | Albert. J | Wagin | Studebaker | W ● 15 | Wagin Road Board | 1924-25 |
| Nalder Bros | - | East Wagin | Studebaker | W ● 35 | Wagin Road Board | 1926-27 |
| Nalder Bros | - | East Wagin | Studebaker | W ● 35 | Wagin Road Board | 1927-28 |
| Nally | J. | Kellerberrin | Whippet | KE ● 370 | Kellerberrin Road Board | 1927-28 |
| Nancarrew | G. | Kellerberrin | Ford | KE ● 103 | Kellerberrin Road Board | 1925-26 |
| Nancarrow | G. | Kellerberrin | Ford | KE ● 103 | Kellerberrin Road Board | 1924-25 |
| Nancarrow | G. | Kellerberrin | Ford | KE ● 137 | Kellerberrin Road Board | 1926-27 |
| Nancarrow | G. | Kellerberrin | Ford | KE ● 137 | Kellerberrin Road Board | 1927-28 |
| Nancarrow & Nope | - | Kellerberrin | Ford Truck | KE ● 271 | Kellerberrin Road Board | 1927-28 |
| Nanke | J. C. H. | Steere Street, Collie | Buick | CM 14 | Collie Municipality | 1925-26 |
| Nankerville | G. W. | 99 Forrest Street, Cottesloe | Buick | 10545 | Metro Hire or Trade | 1927-28 |
| Nankervis | Norman | Tattersalls Hotel, Boulder | Red Indian Motorcycle | B 11 | Boulder Municipality | 1922-23 |
| Nankevell | J. P. | Swanbourne Terrace, Cottesloe | Hupmobile 20 H.P. | P 1237 | Perth Municipality | 1919 |
| Nankeville | W. J. | Bunbury | Buick 18 H.P. | By 33 | Bunbury Municipality | 1916 |
| Nankivell | B. | Kelmscott | Chevrolet | 13043 | Metro Private Car | 1926-27 |
| Nankivell | J. | Cottesloe | Studebaker 18 H.P. | Ce 2 | Municipality of Cottesloe | 1917-18 |
| Nankivell | J. | Cottesloe | Studebaker 18 H.P. | Ce 2 | Municipality of Cottesloe | 1919 |
| Nankivell | J. P. | John Street, Cottesloe | Studebaker | 3061 | Metropolitan Hire and Trade Cars | 1923-24 |
| Nankivell | J. P. | John Street, Cottesloe | Studebaker | 3061 | Metro Private Car | 1924-25 |
| Nankivell | J. P. | John Street, Cottesloe | Studebaker | 3061 | Metro Hire or Trade | 1925-26 |
| Nankivell | J. P. | John Street, Cottesloe | Studebaker | 3061 | Metro Hire or Trade | 1926-27 |
| Nankivell | J. P. | John Street, Cottesloe | Studebaker | 3061 | Metro Hire or Trade | 1927-28 |
| Nankivell | T. | Keane Street, Peppermint Grove | Ford | 2882 | Metro Private Car | 1924-25 |
| Nankivell | T. | Keane Street, Peppermint Grove | Ford | 2882 | Metro Private Car | 1925-26 |
| Nankivell | T. | Keane Street, Peppermint Grove | Ford | 2882 | Metro Private Car | 1926-27 |
| Nankivell | Thos. | Keane Street, Cottesloe | Ford | 2882 | Metro Private Car | 1923-24 |
| Nattage | R. B. | Tammin | Ford | ME ● 109 | Meckering Road Board | 1924-25 |
| Naughton | P. W. | Yorkrakine | Ford Truck | ME ● 228 | Meckering Road Board | 1927-28 |
| Navarra | L. | 591 Edmund Street, Fremantle | Studebaker | 3244 | Metropolitan Hire and Trade Cars | 1923-24 |
| Navarro | L. | 591 Edmund Street, Fremantle | Studebaker | 3244 | Metro Private Car | 1924-25 |
| Navarro | L. | 591 Edmund Street, Fremantle | Studebaker | 3244 | Metro Hire or Trade | 1925-26 |
| Nawell | W. | Holyoake | Essex | MY ● 143 | Murray Road Board | 1927-28 |
| Needham | Rev. R. W. | Kellerberrin | Ford 20 H.P. | KE ● 18 | Kellerberrin Road Board | 1917-18 |
| Needham | Rev. R. W. | Kellerberrin | Ford 20 H.P. | KE 18 | Kellerberrin Road Board | 1919 |
| Neil | Henry | 170 Barker Road, Subiaco | Rugby | 11189 | Metro Private Car | 1927-28 |
| Nekel | Stefan | Norman's Lake | Ford Truck | NO ● 118 | Narrogin Road Board | 1927-28 |
| Nelson | A. | 110 Keightley Road, Subiaco | Indian Scout | 960 | Metro Motorcycle | 1922-23 |
| Nelson | Arthur | 110 Keithley Road, Subiaco | Talbot | 4513 | Metro Private Car | 1923-24 |
| Nelson | G. | East Wagin | Studebaker | W ● 83 | Wagin Road Board | 1925-26 |
| Nelson | G. | East wagin | studbaker | W ● 83 | Wagin Road Board | 1926-27 |
| Nelson | G. | East Wagin | Studebaker | W ● 83 | Wagin Road Board | 1927-28 |
| Nelson | J. | Wickepin | Essex | WK ● 212 | Wickepin Road Board | 1927-28 |
| Nelson | John | East Kirup | Studebaker | BN ● 18 | Balingup Road Board | 1924-25 |
| Nelson | W. | Tammin | Dodge | ME ● 168 | Meckering Road Board | 1925-26 |
| Nelson | W. | Tammin | Dodge | ME ● 168 | Meckering Road Board | 1926-27 |
| Nelson | W. | Tammin | Dodge | ME ● 168 | Meckering Road Board | 1927-28 |
| Nelson | W. A. | 20 Walker Avenue | Studebaker 20 H.P. | P 389 | Perth Municipality | 1917-18 |