Princess Sterling lives in the Kingdom of the Silver Dragons. She is courageous, proud, and beautiful. Sterling is also known as the Princess of the Silver Dragons and is a skilled archer and swordswoman who knows all the tricks to tame a dragon. With her magical weapons she can turn evil thoughts into good ones and cares for dragons, Geronimo, and the inhabitants of the kingdom. She falls in love with Thunderhorn, King of the Elves, in The Volcano of Fire.
- Sterling is known as Alys in the original Italian dub.
- She helps Geronimo fight Queen Cackle and shows him how to be brave.