| Auction House | Location | Results |
|---|---|---|
| Zurichsee | Erlenbach | 0 |
| Zofingen | Zofingen | 0 |
| Zhong Cheng | Taipei | 0 |
| Zhe Jiang Juncheng | Hangzhou | 0 |
| Zezula | Brno | 0 |
| Zeller | Lindau | 0 |
| Zeeuws | Middelburg | 0 |
| Zacheta | Warsaw | 0 |
| Yelmo | Cartagena, Murcia | 0 |
| Yann Le Mouel | Paris | 0 |
| Xavier Butant | Riom | 0 |
| Wright Manley | Tarpoley | 0 |
| Wright | Chicago | 0 |
| Wotton | Wotton-under-edge | 0 |
| Woolley & Wallis | Salisbury | 0 |
| Witherells | Sacramento | 0 |
| Wintertons Fine Arts | Uttoxeter | 0 |
| Winterberg Arno | Heidelberg | 0 |
| Winter Associates | Plainville | 0 |
| Wingett's | Wrexham | 0 |
| Windibank | Dorking | 0 |
| Willingham | Willingham | 0 |
| William J. Jenack | Chester | 0 |
| William Doyle | New York | 0 |
| Wilkinson's Auction… | Doncaster | 0 |