How Many People Are Named Mordechai?
An estimated 6,445 people in the United States have the first name Mordechai. It is almost exclusively a male name. The average bearer is 20 years old, and Mordechai peaked in popularity in 2018 with 315 births that year.
Below you will find a full statistical profile of Mordechai 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 Mordechai paired with any surname.
Estimated Living Americans
6,445
About 1 in 53,181 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
20
years old
Peak Year
2018
315 births
Total Registered
6,578
since 1880
Gender Distribution for Mordechai
Mordechai is almost exclusively a male name. Out of 6,578 total births registered, 100.0% were male.
Mordechai as a male name
Ranked #966 in 2024
233 male births in 2024
Peak: 2018 (315 births)
Mordechai: Popularity Over Time
SSA records for Mordechai span from the 1950s to the 2020s, covering 8 decades of naming data. The most popular decade for this name was the 2010s, when 2,100 babies were registered. While Mordechai is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Mordechai by Decade
How has Mordechai 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.
Mordechai by State
Birth registrations for Mordechai span all 7 states and territories in the SSA database. The highest counts are in New York, New Jersey, California. The lowest are in Pennsylvania, Illinois, Maryland. On average, about 837 Mordechais were registered per state.
Mordechai + Last Name Combinations
How many people share a full name with Mordechai as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Mordechai
Other first names starting with M with a similar number of bearers.
Mordechai: Questions and Answers
How many people in the U.S. are named Mordechai?
We estimate approximately 6,445 people named Mordechai 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 53,181 Americans share this first name.
Is Mordechai a common name?
Mordechai is classified as "Rare" and is more popular than 97% of all first names in the SSA database. A total of 6,578 births have been registered with this name since 1880.
When was Mordechai most popular?
Mordechai reached peak popularity in 2018, when 315 babies were given this name. The average age of a living person named Mordechai is approximately 20 years old, reflecting when the name was most commonly given.
Is Mordechai a male name?
Mordechai is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Mordechai Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Mordechai Smith, Mordechai Johnson, Mordechai 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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