| Birth Place: | Djursholm, Sweden |
| Height: | 185 cm |
| Weight: | 79 kg |
| Sport: | Athletics |
| Event: | Long jump |
| Pb: | 7.90 (1968) |
| Club: | SoIK Hellas |
| Show-Medals: | yes |
Lars-Olof Höök (born 1 March 1945) is a former Swedish long jumper who held the Swedish record from 1968 to 1978 and won seven consecutive national titles in 1963–1969. He placed 14that the 1968 Summer Olympics.