| WILTON | MOTOCICLETA | REINO UNIDO | LONDON - LONDON COUNTY | 1910 |
| WIMMER | MOTOCICLETA | ALEMANIA | SULZBACH am MAIN - BAYERN | 1921 |
| WIMMERA | MOTOCICLETA | AUSTRALIA | STAWELL - VICTORIA | 19?? |
| WIN-PRECISION | MOTOCICLETA | REINO UNIDO | CAMDEN - LONDON COUNTY | 1910 |
| WINCO | MOTOCICLETA | REINO UNIDO | SHEFFIELD - SOUTH YORKSHIRE | 1920 |
| WINDHOFF | MOTOCICLETA | ALEMANIA (REP. WEIMAR) | JOHANNISTHAL-BERLIN - BERLIN | 1924 |
| WINDRUSH | MOTOCICLETA | REINO UNIDO | COVENTRY - WARWICKSHIRE | 1910 |
| WINDSOR | MOTOCICLETA | AUSTRALIA | MELBOURNE - VICTORIA | 1912 |
| WINGWHEEL | MOTOR AUXILIAR | PAISES BAJOS | WEESP - NOORD-HOLLAND | 1950 |
| WINHA | MOTOCICLETA | FINLANDIA (SF) | TEIJO-SALO - VARSINAIS-SUOMI | 1975 |
| WINKLER | EINSPURAUTO | ALEMANIA (REP. WEIMAR) | OBERNDORF AM NECKAR - BADEN | 1926 |
| WINN | ESCÚTER | REINO UNIDO | WITNEY and LECHDALE-COTSWOLD - OXFORDSHIRE and GLOUCESTERSHIRE | 1966 |
| WINNER | ESCÚTER | URUGUAY | MONTEVIDEO - MONTEVIDEO | 1996 |
| WINSTER-JAP | MOTOCICLETA | REINO UNIDO | - | 1927 |
| WINTON | MOTOCICLETA | AUSTRALIA | MELBOURNE - VICTORIA | 1913 |
| WIRRAL | MOTOCICLETA | REINO UNIDO | - | 1902 |
| WISEMAN | MOTOR | REINO UNIDO | BIRMINGHAM - WARWICKSHIRE | 1908-1922 |
| WISTOR | BICIMOTOR | ITALIA | PAVIA - PAVIA | 1925 |
| WITALL | MOTOCICLETA | REINO UNIDO | LONDON - LONDON | 1920 |
| WITHINGTON | MOTOCICLETA | AUSTRALIA | HOBART - TASMANIA | 1916 |