Sienna
A feminine given name of Latin origin meaning "reddish-brown".
Name Census estimates that about 36,821 living Americans carry the first name Sienna. It sits at #139 in the overall ranking, outside the top 50 but still well-represented. The name is used almost exclusively for girls. The average person named Sienna today is around 13 years old, and the year with the single highest number of Sienna births was 2024 (2,113 babies).
This page is the full Name Census profile for Sienna. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.
Key insights
- • Sienna is a relatively new arrival in the SSA data. The average bearer is just 13 years old, meaning it gained most of its traction in the last two decades.
People living today
37K
~ 1 in 9,309 Americans
Peak year
2024
2,113 babies that year
Average age
13
years old
2011 SSA rank
#139
Tracked since 1960
Gender
Gender distribution for Sienna
Out of the 37,217 babies given the name Sienna since 1880, 100.0% were registered as female. The name sits firmly on the female side of the spectrum, with only a handful of male registrations across the entire dataset.
Sienna as a male name
- Ranked #14,045 in 2011
- 5 male births in 2011
- Peak: 2008 (5 births)
Sienna as a female name
- Ranked #139 in 2024
- 2,113 female births in 2024
- Peak: 2024 (2,113 births)
Popularity
Sienna: popularity over time
The SSA tracks Sienna from the 1960s through to the 2020s, spanning 7 decades of birth certificate data. The biggest single decade for the name was the 2010s, with 14,139 total registrations. Although the numbers have come down from the 2010s peak, Sienna remains solidly in use and shows no sign of disappearing from maternity wards.
Babies born per year
Decades
Sienna by decade
The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Sienna during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
Geography
Where Siennas live
The SSA's state-level files cover 51 states and territories. California, New York, Texas recorded the most babies named Sienna, while Vermont, Maine, Wyoming recorded the fewest. The average across all reporting states is about 699 registrations each.
Origin
Meaning and history of Sienna
The name Sienna has its roots in the Italian language and culture. It is derived from the Italian word "siena," which refers to the city of Siena located in the Tuscany region of central Italy. The city itself was named after an ancient Etruscan settlement called "Saina."
Sienna gained popularity as a given name due to the rich history and cultural significance of the city of Siena. The city is renowned for its Gothic architecture, medieval cityscape, and the famous Palio di Siena horse race held twice a year. The name Sienna evokes a sense of warmth, earthy tones, and the vibrant terracotta hues associated with the buildings and landscapes of Tuscany.
One of the earliest recorded instances of the name Sienna dates back to the 16th century. In 1554, Sienna Santi was an Italian noblewoman who was a member of the prominent Santi family in Siena. She was known for her philanthropic work and support of the arts.
Another notable figure named Sienna was Sienna Miller, an American-born English actress, model, and fashion designer. Born in 1981, she rose to fame in the early 2000s with roles in films such as "Alfie," "Layer Cake," and "Factory Girl." She continues to work in both film and television.
In the world of sports, Sienna Fernandez was a Spanish tennis player who competed professionally in the 1990s and early 2000s. She achieved a career-high ranking of No. 27 in the world and won two WTA singles titles during her career.
Sienna Guillory is a British actress and former model, born in 1975. She is best known for her roles in the "Resident Evil" film series, where she portrayed the character Jill Valentine. She has also appeared in other notable films such as "Love Actually" and "Inkheart."
Sienna Williams was a British author and poet who lived from 1888 to 1961. She was part of the Bloomsbury Group, a collective of writers, intellectuals, and artists in the early 20th century. Her poetry often explored themes of nature, love, and the human experience.
While the name Sienna has its origins in Italian culture, it has gained popularity and recognition across various parts of the world, transcending its linguistic and geographic boundaries. The name's connection to the rich history and artistic heritage of the city of Siena has contributed to its enduring appeal and significance.
Notable bearers
Famous people named Sienna
People
Sienna + last name combinations
How many people share a full name with Sienna as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with S
Other first names starting with S with a similar number of bearers.
FAQ
Sienna: questions and answers
How many people in the U.S. are named Sienna?
Name Census puts the figure at roughly 36,821 living Americans. We arrive at this by taking every SSA birth registration for Sienna going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 9,309 US residents.
Is Sienna a common name?
We classify Sienna as "Uncommon". It ranks above 99% of all first names in the SSA dataset by living bearers. Across the full history of the data, 37,217 babies have been registered with this name.
When was Sienna most popular?
The single biggest year for Sienna was 2024, when 2,113 babies received the name. The fact that the average living Sienna is about 13 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
Is Sienna a female name?
Yes, 100.0% of people registered as Sienna in the SSA data are female. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.
Where does this data come from?
First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.