| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Witsends Robin | bay | f | 1988 | Meadow Road | Robintron | American Trotter | USA | |
| Woman Power | bay | f | 2000 | Muscles Yankee | Wordly Woman | American Trotter | USA | |
| Wondrous Yankee | bay | f | 1970 | Speedy Scot | Brazen Yankee | American Trotter | USA | |
| Woodshopper | bay | f | 2008 | Muscles Yankee | Woodwork | American Trotter | USA | |
| Woodwork | bay | f | 1997 | Pine Chip | Custom | American Trotter | USA | |
| Wordly Woman | chestnut | f | 1989 | Speedy Somolli | Italian Cut | American Trotter | USA | |
| Workaholic | bay | c | 1982 | Speedy Crown | Ah So | American Trotter | USA | |
| Working Mom | bay | f | 1990 | Baltic Speed | Queen of Gainesway | American Trotter | USA | |
| Worth a Plenty | bay | f | 1954 | Darnley | Sparkle Plenty | American Trotter | USA | |
| Worthover | bay | f | 1964 | Worthy Boy | Noted Hanover | American Trotter | USA |