thumb|Hélion de VilleneuveHélion de Villeneuve (27May 1346) was a French-born Grand Master of the Knights of St. John. He was the brother of Saint Roseline.
He died on the island of Rhodes.
The blazon of his coat-of-arms was Gules six tilting spears in fretty, in-between the spears semy of escutcheons, all or.[1]
There is a legend told of Hélion involving a dragon and a young knight.[2]