Eustace is an English name derived from the Greek name Eustathios, meaning stable or firm. The name Eustace has been in use since the Middle Ages and was popularized by the medieval saint Eustace, who was a Roman general and martyr. Eustace is also associated with the character Eustace Scrubb, a protagonist in C.S. Lewis's Chronicles of Narnia series. The name Eustace has been used in various forms, such as Eustachius, Eustathius, and Eustaceus. Eustace is a unique and uncommon name, making it a distinctive choice for parents looking for a name that stands out. The name Eustace has been associated with several notable historical figures, including a pope, a saint, and a number of aristocrats and nobles. Eustace has a strong, masculine sound, making it a popular choice for parents looking for a traditional boys' name. The name Eustace has been used in various cultures and languages, including English, French, German, and Italian. Eustace has a number of nicknames and variations, including Eusty, Stacy, and Tace. The name Eustace has a rich history and cultural significance, making it a meaningful choice for parents looking for a name with depth and substance.

The root form of Eustace is Eustace — meaning Bearing Fruit.

Eustace remains a beloved choice, ranking #16 in the US. Timeless appeal across cultures and generations.