| Dainelky Pérez | |
| Nationality: | Cuban |
| Sport: | Sprinting |
| Event: | 4 × 100 metres relay |
| Birth Date: | 6 January 1976 |
Dainelky Pérez Sánchez (born 6 January 1976) is a Cuban sprinter. She competed in the women's 4 × 100 metres relay at the 1996 Summer Olympics.[1]