| Name | # Entries |
|---|---|
| Xu | 108 |
| Xie | 32 |
| Xiao | 15 |
| Xue | 12 |
| Xia | 10 |
| X | 9 |
| Xiong | 9 |
| Xin | 6 |
| Xian | 5 |
| Xavier | 4 |
| Xiang | 4 |
| Xi | 3 |
| 3 | |
| Xpress | 3 |
| Xact | 2 |
| Xeba | 2 |
| Xtra | 2 |
| Xtreme | 2 |
| X Air | 1 |
| Xcell | 1 |
| Xcite | 1 |
| Xcom | 1 |
| Xena | 1 |
| Xenos | 1 |
| X Form | 1 |
| Xhiha | 1 |
| X It | 1 |
| Xlhr | 1 |
| Xocolatl | 1 |
| Xotic | 1 |
| Xotix | 1 |
| Xplore.Net | 1 |
| Xpressions | 1 |
| Xpresstrac | 1 |
| X Roads | 1 |
| X S | 1 |
| X Site | 1 |
| Xteriors | 1 |
| Xuan | 1 |
| Xxx | 1 |