Name meaning & history
About the name Hillary
Meaning & Origin
Hillary comes from the Latin name Hilarius, which means "cheerful" or "joyful." The root word is the Latin hilaris, which itself was borrowed from the Greek hilaros, meaning "merry" or "glad." It is the same root that gives us the English word "hilarious." The name entered English-speaking cultures through the medieval Christian Church.
The History
The name gained early traction through Saint Hilarius, a 4th-century Bishop of Poitiers in France who was known for defending Christian doctrine. His influence spread the name across medieval Europe. For centuries, Hillary was actually used as a male name in England, and Hilary Term, a legal and academic calendar term still used in Britain today, is named after that same saint. By the 20th century, the name had shifted almost entirely to female use in the United States, becoming a popular given name for girls in the 1970s and 1980s.
Why It Endures
Hillary carries a professional and grounded quality. It does not feel fragile or trendy. The name became widely recognized through Hillary Clinton, who served as a U.S. Senator, Secretary of State, and presidential candidate, giving the name strong associations with ambition and public life. Parents who choose it today tend to value names that sound established without feeling old-fashioned.