| Birth Date: | 18 March 1936 |
| Birth Place: | Sköldinge, Sweden |
| Height: | 1.76m (05.77feet) |
| Weight: | 70kg (150lb) |
| Sport: | Athletics |
| Event: | 400 m |
| Club: | Nyköpings SK |
| Pb: | 400 m – 46.7 (1962) |
| Show-Medals: | yes |
Hans-Olof Harald Johansson (18 March 1936 – 18 February 2022) was a Swedish sprinter. He competed in the 4 × 400 m relay at the 1960 Summer Olympics and 1962 European Athletics Championships and finished fourth in 1962. He won the national 400 m title in 1961, and set a new national record in this event, in a semifinal of the 1962 European Championships.