How Many People Are Named Bay?
An estimated 696 people in the United States have the first name Bay. It is used for both genders, with 71.8% female. The average bearer is 16 years old, and Bay peaked in popularity in 2013 with 81 births that year.
Below you will find a full statistical profile of Bay as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Bay paired with any surname.
Estimated Living Americans
696
About 1 in 492,463 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
71.8% confidence
Average Age
16
years old
Peak Year
2013
81 births
Total Registered
719
since 1880
Gender Distribution for Bay
Bay is a genuinely unisex name, used for both males (28.2%) and females (71.8%). Out of 719 total births registered, 203 were male and 516 were female.
Bay as a male name
Ranked #11,071 in 2024
6 male births in 2024
Peak: 2013 (11 births)
Bay as a female name
Ranked #6,954 in 2024
16 female births in 2024
Peak: 2014 (75 births)
Bay: Popularity Over Time
SSA records for Bay span from the 1910s to the 2020s, covering 10 decades of naming data. The most popular decade for this name was the 2010s, when 427 babies were registered. Bay has declined significantly from its peak in the 2010s. Recent registrations are a fraction of what they were at the name's height.
Bay by Decade
How has Bay tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Bay by State
Birth registrations for Bay span all 4 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in Indiana, New York, Texas. On average, about 18 Bays were registered per state.
Bay + Last Name Combinations
How many people share a full name with Bay as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Bay
Other first names starting with B with a similar number of bearers.
Bay: Questions and Answers
How many people in the U.S. are named Bay?
We estimate approximately 696 people named Bay are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 492,463 Americans share this first name.
Is Bay a common name?
Bay is classified as "Very Rare" and is more popular than 87.5% of all first names in the SSA database. A total of 719 births have been registered with this name since 1880.
When was Bay most popular?
Bay reached peak popularity in 2013, when 81 babies were given this name. The average age of a living person named Bay is approximately 16 years old, reflecting when the name was most commonly given.
Is Bay a female name?
Bay is predominantly female. 71.8% of people with this name are female. See the gender breakdown above for full details.
How many Bay Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Bay Smith, Bay Johnson, Bay Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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