Rethel is a unique and uncommon given name, believed to have originated from German roots. It is derived from the Old High German word "ret," which means "advice" or "counsel." The name Rethel is often associated with the noble family of Rethel, who were counts in the Ardennes region of France during the Middle Ages. While not widely used today, the name Rethel has a distinct and intriguing history that sets it apart from more common names.
"Between 1917 and 1956, the name Rethel was given to a total of 88 children. The most popular years for this name were 1924-1927, with six births each year. There is then a significant gap until another peak in 1930 with eight births."