How Many People Are Named Rainer?
An estimated 1,194 people in the United States have the first name Rainer. It is predominantly male (98.7%). The average bearer is 24 years old, and Rainer peaked in popularity in 2018 with 53 births that year.
Below you will find a full statistical profile of Rainer 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 Rainer paired with any surname.
Estimated Living Americans
1,194
About 1 in 287,064 people in the U.S.
Rarity
Rare
Predicted Gender
Male
98.7% confidence
Average Age
24
years old
Peak Year
2018
53 births
Total Registered
1,241
since 1880
Gender Distribution for Rainer
Rainer is predominantly male (98.7%), though 16 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Rainer as a male name
Ranked #2,615 in 2024
51 male births in 2024
Peak: 2018 (53 births)
Rainer as a female name
Ranked #14,723 in 2020
6 female births in 2020
Peak: 2020 (6 births)
Rainer: Popularity Over Time
SSA records for Rainer span from the 1950s to the 2020s, covering 8 decades of naming data. The most popular decade for this name was the 2010s, when 339 babies were registered. While Rainer is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Rainer by Decade
How has Rainer 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.
Rainer by State
Birth registrations for Rainer span all 5 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in Michigan, Florida, New York. On average, about 24 Rainers were registered per state.
Rainer + Last Name Combinations
How many people share a full name with Rainer as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Rainer
Other first names starting with R with a similar number of bearers.
Rainer: Questions and Answers
How many people in the U.S. are named Rainer?
We estimate approximately 1,194 people named Rainer 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 287,064 Americans share this first name.
Is Rainer a common name?
Rainer is classified as "Rare" and is more popular than 91.2% of all first names in the SSA database. A total of 1,241 births have been registered with this name since 1880.
When was Rainer most popular?
Rainer reached peak popularity in 2018, when 53 babies were given this name. The average age of a living person named Rainer is approximately 24 years old, reflecting when the name was most commonly given.
Is Rainer a male name?
Rainer is predominantly male. 98.7% of people with this name are male. See the gender breakdown above for full details.
How many Rainer Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Rainer Smith, Rainer Johnson, Rainer 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