Info
| Last name | Castro |
| First name | Daniel Efrain |
| Nationality |  Argentina |
| Date of birth | 12-12-1966 |
| Age | 59 |
| Place of birth | San Juan |
Monuments
Grand tours
| Year | Giro d'Italia | Tour de France | Vuelta a España |
|---|---|---|---|
| 1991 | 123rd | - | - |
| Date | Rank | Race | |
|---|---|---|---|
 Giro d'Italia (2.HC) | |||
| 123 |  Standings | ||
| 16-06 | Stage 21Pavia - Milano (153.0km) | ||
| 02-06 | 143 | Stage 7Rieti - Città di Castello (179.0km) | |
| 26-05 | 119 | Stage 1Olbia - Olbia (193.0km) | |
| 23-03 | 131 | Milano-Sanremo (CDM) | |