Leonidas: a male name of Greek origin meaning "This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion".It derives from the Greek word "léōn > Leōnídās".
In Greek tradition, Leonidas holds special significance as a masculine name representing This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion. This name has been cherished across generations, carrying with it the wisdom and heritage of Greek culture. Its enduring popularity speaks to its universal resonance.
Quick Facts About Leonidas
Quick facts about Leonidas
Origin
Greek
Gender
Boy name
Popularity
Uncommon
Researched by Name Doctor Linguistics Team
Our names are verified by professional linguists with expertise in etymology and cultural naming traditions.
Last reviewed: November 2025
Meaning
This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion.” In turn, the name means “son of the lion.” Leonidas was a Greek hero-king of Sparta, the 17th of the Agiad line Leonidas I (490–480 BCE), third son of King Anaxandridas II of Sparta, who was believed in mythology to be a descendant of Heracles, possessing much of the latter’s strength and bravery. Leonidas I is notable for his leadership at the battle of Thermopylae. Leōn is a popular name of Byzantine and Roman history, e.g., Flavio Domizio Leontius - a politician of the Roman Empire, the praetorian prefect of the east consul in 344. In Greek, Latin, French, and Spanish, Leon mean “lion.” During the Christian era, Leon was merged with the Latin cognate “Leo,” resulting in the two forms being used interchangeably.
Etymology & Details
Name Root
léōn > Leōnídās
How to Pronounce Leonidas
Leonidas is pronounced /liːˈɒ.nɪ.dəs/(Greek)
Step-by-step pronunciation guide:
Break it into syllables: Leon-id-as
Say it like: "LEON-ID-AS"
Practice saying it naturally a few times
Usage & Popularity
Leonidas enjoys international appeal, used in 7 different linguistic and cultural contexts including norwegian, swedish, danish, and many others. This widespread adoption reflects its universal resonance.
Leonidas means "This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion.” In turn, the name means “son of the lion.” Leonidas was a Greek hero-king of Sparta, the 17th of the Agiad line Leonidas I (490–480 BCE), third son of King Anaxandridas II of Sparta, who was believed in mythology to be a descendant of Heracles, possessing much of the latter’s strength and bravery. Leonidas I is notable for his leadership at the battle of Thermopylae. Leōn is a popular name of Byzantine and Roman history, e.g., Flavio Domizio Leontius - a politician of the Roman Empire, the praetorian prefect of the east consul in 344. In Greek, Latin, French, and Spanish, Leon mean “lion.” During the Christian era, Leon was merged with the Latin cognate “Leo,” resulting in the two forms being used interchangeably.". The name comes from léōn > Leōnídās. In its original form, the name derives from léōn (λέων) Leōnídās (Λεωνῐ́δᾱς). This greek name has been passed down through generations, carrying its meaning across different cultures and time periods. Parents who choose Leonidas for boys often connect with the name's meaning of "This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion.” In turn, the name means “son of the lion.” Leonidas was a Greek hero-king of Sparta, the 17th of the Agiad line Leonidas I (490–480 BCE), third son of King Anaxandridas II of Sparta, who was believed in mythology to be a descendant of Heracles, possessing much of the latter’s strength and bravery. Leonidas I is notable for his leadership at the battle of Thermopylae. Leōn is a popular name of Byzantine and Roman history, e.g., Flavio Domizio Leontius - a politician of the Roman Empire, the praetorian prefect of the east consul in 344. In Greek, Latin, French, and Spanish, Leon mean “lion.” During the Christian era, Leon was merged with the Latin cognate “Leo,” resulting in the two forms being used interchangeably." as a quality they hope to see in their child. Leonidas offers a distinctive option for parents who want a name with clear meaning that stands apart from more common choices. The name is associated with qualities like HISTORY (KINGS / SOVEREIGN), reflecting its meaning in how people perceive those who carry it.
What is the origin of the name Leonidas?
Leonidas is a greek name. The name traces back to léōn > Leōnídās. The original form léōn (λέων) Leōnídās (Λεωνῐ́δᾱς) shows the name's roots in its native language. From its greek roots, Leonidas spread to become common in norwegian, swedish, danish, finnish and other cultures. The greek meaning "This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion.” In turn, the name means “son of the lion.” Leonidas was a Greek hero-king of Sparta, the 17th of the Agiad line Leonidas I (490–480 BCE), third son of King Anaxandridas II of Sparta, who was believed in mythology to be a descendant of Heracles, possessing much of the latter’s strength and bravery. Leonidas I is notable for his leadership at the battle of Thermopylae. Leōn is a popular name of Byzantine and Roman history, e.g., Flavio Domizio Leontius - a politician of the Roman Empire, the praetorian prefect of the east consul in 344. In Greek, Latin, French, and Spanish, Leon mean “lion.” During the Christian era, Leon was merged with the Latin cognate “Leo,” resulting in the two forms being used interchangeably." reflects values important in the culture where this name first appeared.
Is Leonidas a boy or girl name?
Leonidas is a boy's name. The name has been used for boys across many generations, maintaining its masculine character through different eras and cultures. In greek tradition, Leonidas has historically been given to boys. The meaning "This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion.” In turn, the name means “son of the lion.” Leonidas was a Greek hero-king of Sparta, the 17th of the Agiad line Leonidas I (490–480 BCE), third son of King Anaxandridas II of Sparta, who was believed in mythology to be a descendant of Heracles, possessing much of the latter’s strength and bravery. Leonidas I is notable for his leadership at the battle of Thermopylae. Leōn is a popular name of Byzantine and Roman history, e.g., Flavio Domizio Leontius - a politician of the Roman Empire, the praetorian prefect of the east consul in 344. In Greek, Latin, French, and Spanish, Leon mean “lion.” During the Christian era, Leon was merged with the Latin cognate “Leo,” resulting in the two forms being used interchangeably." carries well for a son, giving the name lasting appeal.
How do you pronounce Leonidas?
Leonidas is pronounced "/liːˈɒ.nɪ.dəs/". This pronunciation follows el language patterns. As a single-syllable name, Leonidas is quick to say and easy to call out. Pronunciation may vary slightly in norwegian, swedish, danish, where the name is also used. Local accents and language rules can shift certain sounds while keeping the name recognizable. If you're unfamiliar with greek names, listening to a native speaker say Leonidas can help you catch the right rhythm and emphasis. The name's root léōn > Leōnídās influences how Leonidas sounds in its original language.
How popular is the name Leonidas?
Leonidas is less common but not rare. As a less common choice, Leonidas gives a child a name that stands out. Most people will encounter it rarely, making it memorable when they do. Leonidas's popularity may vary between greek communities and the broader population, where naming trends differ. The name's meaning of "This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion.” In turn, the name means “son of the lion.” Leonidas was a Greek hero-king of Sparta, the 17th of the Agiad line Leonidas I (490–480 BCE), third son of King Anaxandridas II of Sparta, who was believed in mythology to be a descendant of Heracles, possessing much of the latter’s strength and bravery. Leonidas I is notable for his leadership at the battle of Thermopylae. Leōn is a popular name of Byzantine and Roman history, e.g., Flavio Domizio Leontius - a politician of the Roman Empire, the praetorian prefect of the east consul in 344. In Greek, Latin, French, and Spanish, Leon mean “lion.” During the Christian era, Leon was merged with the Latin cognate “Leo,” resulting in the two forms being used interchangeably." likely influences its appeal, as parents often choose names that express values or hopes for their children. Among boys' names, Leonidas holds its own, appealing to parents who value distinctive options.
Where is the name Leonidas commonly used?
Leonidas spans multiple cultures, including norwegian, swedish, danish, and 4 other traditions. Though greek in origin, Leonidas found a home in other cultures where it resonated with local naming preferences. Names that work across multiple cultures, like Leonidas, often have straightforward pronunciation and positive meanings that translate well. The meaning "This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion.” In turn, the name means “son of the lion.” Leonidas was a Greek hero-king of Sparta, the 17th of the Agiad line Leonidas I (490–480 BCE), third son of King Anaxandridas II of Sparta, who was believed in mythology to be a descendant of Heracles, possessing much of the latter’s strength and bravery. Leonidas I is notable for his leadership at the battle of Thermopylae. Leōn is a popular name of Byzantine and Roman history, e.g., Flavio Domizio Leontius - a politician of the Roman Empire, the praetorian prefect of the east consul in 344. In Greek, Latin, French, and Spanish, Leon mean “lion.” During the Christian era, Leon was merged with the Latin cognate “Leo,” resulting in the two forms being used interchangeably." carries universal appeal, helping explain why different cultures adopted Leonidas into their naming traditions. A child named Leonidas will likely find their name recognized in multiple countries, which can be an advantage for families with international connections or who value global accessibility. Across these cultures, Leonidas is given to boys, maintaining consistent gender association.
What is the cultural significance of Leonidas?
Leonidas carries associations with HISTORY (KINGS / SOVEREIGN). These qualities shape how people perceive the name and those who carry it, creating expectations and first impressions. The name's meaning of "This name derives from the Ancient Greek “Leōnídās (Λεωνῐìδᾱς), “from “léōn (λέων),” meaning “lion.” In turn, the name means “son of the lion.” Leonidas was a Greek hero-king of Sparta, the 17th of the Agiad line Leonidas I (490–480 BCE), third son of King Anaxandridas II of Sparta, who was believed in mythology to be a descendant of Heracles, possessing much of the latter’s strength and bravery. Leonidas I is notable for his leadership at the battle of Thermopylae. Leōn is a popular name of Byzantine and Roman history, e.g., Flavio Domizio Leontius - a politician of the Roman Empire, the praetorian prefect of the east consul in 344. In Greek, Latin, French, and Spanish, Leon mean “lion.” During the Christian era, Leon was merged with the Latin cognate “Leo,” resulting in the two forms being used interchangeably." reinforces these associations, connecting the literal translation to the character traits people expect. In greek culture, where Leonidas originates, these qualities held particular value, making the name a way to express hopes for a child's character. Research shows that names do influence perceptions. People form impressions based on names before meeting someone, which means choosing Leonidas sets certain expectations. Parents choosing Leonidas often connect with one or more of these associations, selecting the name because it represents qualities they value or wish for their child. In norwegian communities, these associations may carry extra weight, as naming traditions often reinforce cultural values.
Sources: Etymology verified through linguistic research including Oxford Dictionary of First Names, Behind the Name, and academic etymology databases.