How Many People Are Named Siddie?
An estimated 1 people in the United States have the first name Siddie. It is almost exclusively a female name. The average bearer is 79 years old, and Siddie peaked in popularity in 1888 with 8 births that year.
Below you will find a full statistical profile of Siddie 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 Siddie paired with any surname.
Key Insights
- With an average bearer age of 79, Siddie is a vintage name most associated with earlier generations. Most living bearers were born before 1957.
- Siddie is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
1
About 1 in 342,754,338 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
79
years old
Peak Year
1888
8 births
Total Registered
59
since 1880
Gender Distribution for Siddie
Siddie is almost exclusively a female name. Out of 59 total births registered, 100.0% were female.
Siddie as a female name
Ranked #4,900 in 1923
6 female births in 1923
Peak: 1888 (8 births)
Siddie: Popularity Over Time
SSA records for Siddie span from the 1880s to the 1920s, covering 4 decades of naming data. The most popular decade for this name was the 1880s, when 24 babies were registered. Siddie has declined significantly from its peak in the 1880s. Recent registrations are a fraction of what they were at the name's height.
Siddie by Decade
How has Siddie 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.
Siddie + Last Name Combinations
How many people share a full name with Siddie as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Siddie
Other first names starting with S with a similar number of bearers.
Siddie: Questions and Answers
How many people in the U.S. are named Siddie?
We estimate approximately 1 people named Siddie 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 342,754,338 Americans share this first name.
Is Siddie a common name?
Siddie is classified as "Very Rare" and is more popular than 3.8% of all first names in the SSA database. A total of 59 births have been registered with this name since 1880.
When was Siddie most popular?
Siddie reached peak popularity in 1888, when 8 babies were given this name. The average age of a living person named Siddie is approximately 79 years old, reflecting when the name was most commonly given.
Is Siddie a female name?
Siddie is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Siddie Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Siddie Smith, Siddie Johnson, Siddie 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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