| Arnaldo Bristol | |
| Full Name: | Arnaldo Bristol Sabater |
| Nationality: | Puerto Rican |
| Sport: | Track and field |
| Event: | 110 metres hurdles |
| Birth Date: | 11 September 1945 |
| Birth Place: | Guayama, Puerto Rico |
Arnaldo Bristol Sabater (born 11 September 1945) is a Puerto Rican hurdler. He competed in the 110 metres hurdles at the 1964, 1968, 1972 and the 1976 Summer Olympics.[1] He won a bronze medal in the 110 metres hurdles at the 1975 Pan American Games and a silver in the same event at the 1971 Pan American Games. Bristol was the flag bearer for Puerto Rico in the 1972 Summer Olympics opening ceremony.[2]
Bristol won the 1966 Drake Relays high hurdle race while representing Texas Southern in 13.6.[3]