| Intro | South African sprinter |
| Was | Athlete |
| From | South Africa |
| Type | Sports |
| Gender | male |
| Birth |
8 January 1889, Pretoria |
| Death |
21 August 1947, New South Wales |
Henning (“Henry”) Johannes Dafel (8 January 1889 in Pretoria – 21 August 1947) was a South African athlete who competed in the 1920 Summer Olympics.
He competed for South Africa in the 1920 Games held in Antwerp, Belgium in the 4×400 metre relay where he won the silver medal with his team mates Clarence Oldfield, Jack Oosterlaak and Bevil Rudd. They completed the race in a time of 3 minutes and 23 seconds flat. Dafel also finished sixth in the 400 metres event. In the 800 metres competition he was eliminated in the semi-finals and as member of the South African relay team he was eliminated in the first round of the 4×100 metre relay.