| WIGAN-BARLOW | MOTOCICLETA | REINO UNIDO | COVENTRY - WARWICKSHIRE | 1921 |
| WIKLUNDS | CICLOMOTOR | SUECIA | STOCKHOLM - STOCKHOLM LÄN | 1891 - 1953 |
| WIKRO | MOTOCICLETA | ALEMANIA (REP. WEIMAR) | KÖLN - RHEINLAND | 1924 |
| WILBEE | MOTOCICLETA | REINO UNIDO | RICKMANSWORTH-WATFORD - HERTFORDSHIRE | 1902 |
| WILCO (Enschede) | MOTOCICLETA | PAISES BAJOS | ENSCHEDE - OVERIJSSEL | 1948 |
| WILCOMOTO | MOTOCICLETA | REINO UNIDO | HEREFORD - HEREFORDSHIRE | 1981 |
| WILDFIRE | TRICAR | CHINA | MALVERN (PA) - PENNSYLVANIA | 2000 |
| WILHELMINA | MOTOCICLETA | PAISES BAJOS | AMSTERDAM - NOORD-HOLLAND | 1903 |
| WILIER | CICLOMOTOR | ITALIA | BASSANO DEL GRAPPA - VICENZA | 1906 - 1962 |
| WILKIN | MOTOCICLETA | REINO UNIDO | SHEFFIELD - YORKSHIRE | 1919 |
| WILKINSON (Nottingham) | MOTOCICLETA | REINO UNIDO | NOTTINGHAM - NOTTINGHAMSHIRE | 1939 |
| WILKINSON TMC | MOTOCICLETA | REINO UNIDO | CHISWICK - ACTON - MIDDLESEX | 1908 |
| WILKINSON-ANTOINE | MOTOCICLETA | REINO UNIDO | LONDON - LONDON COUNTY | 1903 |
| WILLAM | TRICAR | FRANCIA | LEVALLOIS-PERRET - SEINE | 1966 |
| WILLIAM | CICLOMOTOR | FRANCIA | ORLÉANS - LOIRET | 1950 |
| WILLIAMS (Adelaide) | MOTOCICLETA | AUSTRALIA | ADELAIDE - SOUTH AUSTRALIA | 1906 |
| WILLIAMS (New York) | MOTOCICLETA | USA | NEW YORK - NEW YORK | 1912 |
| WILLIAMS (Warwickshire) | MOTOCICLETA | REINO UNIDO | - WEST MIDLANDS | 1976 |
| WILLIAMSON (Coventry) | MOTOCICLETA | REINO UNIDO | COVENTRY - WARWICKSHIRE | 1912 |
| WILLOW (Tasmania) | VELOMOTOR | AUSTRALIA | - TASMANIA | 1922 |