How Many People Are Named Monroe?
An estimated 12,974 people in the United States have the first name Monroe. It is used for both genders, with 71.9% male. The average bearer is 29 years old, and Monroe peaked in popularity in 2021 with 776 births that year.
Below you will find a full statistical profile of Monroe 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 Monroe paired with any surname.
Key Insights
- Monroe has undergone a significant gender shift. Originally given predominantly to boys, it is now more commonly a girls' name.
Estimated Living Americans
12,974
About 1 in 26,419 people in the U.S.
Rarity
Uncommon
Predicted Gender
Male
71.9% confidence
Average Age
29
years old
Peak Year
2021
776 births
Total Registered
23,536
since 1880
Gender Distribution for Monroe
Monroe is a genuinely unisex name, used for both males (71.9%) and females (28.1%). Out of 23,536 total births registered, 16,933 were male and 6,603 were female.
Monroe as a male name
Ranked #1,282 in 2024
153 male births in 2024
Peak: 1921 (375 births)
Monroe as a female name
Ranked #571 in 2024
529 female births in 2024
Peak: 2021 (587 births)
Monroe: Popularity Over Time
SSA records for Monroe span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 2010s, when 4,497 babies were registered. While Monroe is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Monroe by Decade
How has Monroe 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.
| Decade | Total | Male | Female | |
|---|---|---|---|---|
| 1880s | 614 | 614 | 0 | |
| 1890s | 565 | 565 | 0 | |
| 1900s | 720 | 720 | 0 | |
| 1910s | 2,450 | 2,450 | 0 | |
| 1920s | 3,202 | 3,194 | 8 | |
| 1930s | 2,169 | 2,163 | 6 | |
| 1940s | 1,861 | 1,861 | 0 | |
| 1950s | 1,285 | 1,279 | 6 | |
| 1960s | 753 | 753 | 0 | |
| 1970s | 534 | 534 | 0 | |
| 1980s | 388 | 388 | 0 | |
| 1990s | 371 | 335 | 36 | |
| 2000s | 602 | 340 | 262 | |
| 2010s | 4,497 | 1,024 | 3,473 | |
| 2020s | 3,525 | 713 | 2,812 | |
Monroe by State
Birth registrations for Monroe span all 44 states and territories in the SSA database. The highest counts are in Texas, New York, California. The lowest are in Maine, Delaware, District of Columbia. On average, about 375 Monroes were registered per state.
Monroe + Last Name Combinations
How many people share a full name with Monroe as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Monroe
Other first names starting with M with a similar number of bearers.
Monroe: Questions and Answers
How many people in the U.S. are named Monroe?
We estimate approximately 12,974 people named Monroe 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 26,419 Americans share this first name.
Is Monroe a common name?
Monroe is classified as "Uncommon" and is more popular than 98.1% of all first names in the SSA database. A total of 23,536 births have been registered with this name since 1880.
When was Monroe most popular?
Monroe reached peak popularity in 2021, when 776 babies were given this name. The average age of a living person named Monroe is approximately 29 years old, reflecting when the name was most commonly given.
Is Monroe a male name?
Monroe is predominantly male. 71.9% of people with this name are male. See the gender breakdown above for full details.
How many Monroe Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Monroe Smith, Monroe Johnson, Monroe 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.
Search for a full name combination
How Many of Me