HSH Prince Constantin Franz Nikolaus Karl Heinrich Dagobert Anton von Padua Ildefons Maria von Liechtenstein (December 23, 1911 – March 28, 2001) was a Liechtenstein prince and alpine skier who competed in the 1948 Winter Olympics.
He was born in Vienna, Austria and died in Grabs, Switzerland.
In 1948 he finished 99th in the alpine skiing downhill event.