Names That Mean Prudent

Stately and elegant, but with the familiar sounds of Sophia and Sophie, Sophronia was a familiar choice back in the 19th century but has since fallen into obscurity. Derived from the Greek sophron, it means "sensible, self-restrained".
 
Some people might have first encountered the name in the old children's book series The Five Little Peppers, in which Sophronia, the youngest of the Peppers is nicknamed Phronsie.`It was also used by Dickens in two of his novels: The Old Curiosity Shop and Our Mutual Friend.
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Given to a very small handful of girls most years, it makes a familiar but alternative option.

Sophronia

These days Sophie would be the most likely nickname for Sophronia, but back in Colonial times, Fronie was a common diminutive.

Fronie

A variation of the Greek Sophronius, Sophrony is most notably associated with Sophrony the Athonite, a 20th-century, Orthodox Christian archimandrite (or superior abbot), known for his practise and writings on asceticism. He was canonized as a saint in November 2019.
 
Ultimately from the Greek element sophron. it means "sensible", "prudent", or "self-controlled".

Names That Mean Prudent

The names

Sophronia

Fronie

Sophrony