Huck was born the son of competition rider Hans-Jürgen Huck. He started vaulting at the Flensburg-Mürwik Riding and Driving School at the age of ten and then began riding. After graduating from high school in 1965, he did his military service until 1967, trained as a bank clerk and studied business administration in Hamburg, graduating in 1974 with a degree in business administration. He worked as the managing director of a Hamburg-based housing management company until 1977. In 1979, he decided to become a riding instructor and became a master of equine management with a focus on riding. Huck runs a competition and training business in Schleswig-Holstein.[2]
In April 1988, he married Brigitte Horn, who was also a successful competition rider in equestrian sport. They have two children together. His sister Melitta's son is the German dressage rider Matthias Alexander Rath.[3]
