| Olympic medal record | ||
|---|---|---|
| Men's gymnastics | ||
| Competitor for Denmark | ||
| Gold | 1920 Antwerp | Team, free system |
Knud Frederik Rasmus Vermehren (December 19, 1890 – January 1, 1985) was a Danish gymnast who competed in the 1920 Summer Olympics.
He was part of the Danish team, which was able to win the gold medal in the gymnastics men's team, free system event in 1920.