Rosemary Young
There are approximately 128 people named Rosemary Young living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 2,677,768 Americans.
This estimate combines SSA birth records for the first name Rosemary with Census Bureau frequency data for the surname Young. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
128
1 in 2,677,768
Named Rosemary
78K
Alive today
Named Young
563K
Alive today
US population
343M
Denominator
Estimated living: 78K
Rarity: Uncommon
Gender: Female
Peak year: 1947
Average age: 57
Estimated bearers: 563K
Rarity: Very Common
Census rank: #32
Per 100K: 164.23
Top ancestry: White (66.3%)
First name trend
Rosemary: popularity over time
Year-by-year SSA birth registrations for the first name Rosemary. The peak year was 1947 with 4,542 births. The average person named Rosemary today is 57 years old.
Babies born per year
Ethnicity
Ancestry of the Young surname
Self-reported race and ethnicity breakdown for people with the surname Young, from the 2010 US Census Bureau. The largest group is White at 66.3%.
- White66.3%
- Black or African American24.7%
- Asian and Pacific Islander3.0%
- Two or more races2.7%
- Hispanic or Latino2.6%
- American Indian and Alaska Native0.8%
Methodology
How we calculated this
The first name Rosemary has a living-bearer frequency of 0.0227% of the US population, based on 77,860 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Young appears at a rate of 164.23 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.1642%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 128 people with the full name Rosemary Young. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people named Rosemary
Related
Other people with the surname Young
FAQ
Rosemary Young: questions and answers
How many people are named Rosemary Young?
We estimate approximately 128 people in the United States share the full name Rosemary Young. That works out to about 1 in 2,677,768 Americans. This is calculated by combining the first-name frequency (0.0227%) with the surname frequency (164.23 per 100K) against the current US population.
How rare is the name Rosemary Young?
We classify Rosemary Young as "Very Rare". About 1 in 2,677,768 Americans share this exact first and last name combination.
Is Rosemary a male or female name?
Rosemary is predominantly female. Out of 162,280 total SSA registrations, 0.2% were male and 99.8% were female. See the full Rosemary profile for detailed gender data.
Where does this data come from?
First-name data comes from the Social Security Administration's national baby name files (1880 to 2024). Surname data comes from the 2010 US Census Bureau decennial surname tables. Living-bearer estimates use CDC actuarial life tables to adjust for mortality. Read the full methodology.