| Copa del Rey 2006/2007 - Appearances as Referee |  |
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 |
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| 04/10/2006 | CD Castellón | - | Cádiz CF | 1:0 | 9 | - | - |
| Copa del Rey 2006/2007 - Appearances as Referee | |
|
|
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| 04/10/2006 | CD Castellón | - | Cádiz CF | 1:0 | 9 | - | - |
| Complete name: | Romualdo Caballero Herreros |
| Born: | 24/09/1972 |
| Place of birth: |
Logroño, 
Spain |
| Nationality: |
Spain |