Dugald Macmillan
There are approximately 1 people named Dugald Macmillan living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 342,754,338 Americans.
This estimate combines SSA birth records for the first name Dugald with Census Bureau frequency data for the surname Macmillan. Below you will find a breakdown of both names, including popularity trends, gender data, and Census demographics where available.
Expected bearers
1
1 in 342,754,338
Named Dugald
4
Alive today
Named Macmillan
6.3K
Alive today
US population
343M
Denominator
Estimated living: 4
Rarity: Very Rare
Gender: Male
Peak year: 1919
Average age: 75
Estimated bearers: 6.3K
Rarity: Rare
Census rank: #6,026
Per 100K: 1.83
Top ancestry: White (90.4%)
First name trend
Dugald: popularity over time
Year-by-year SSA birth registrations for the first name Dugald. The peak year was 1919 with 6 births. The average person named Dugald today is 75 years old.
Babies born per year
Ethnicity
Ancestry of the Macmillan surname
Self-reported race and ethnicity breakdown for people with the surname Macmillan, from the 2020 US Census Bureau. The largest group is White at 90.4%.
The bar chart below shows how people with the surname Macmillan described their own race and ethnicity on the 2020 Census form. These are self-reported numbers, and they describe the population who happened to carry the surname Macmillan at the time of the Census. A surname does not determine a person's race or ethnicity.
- White90.4% · 4,955
- Hispanic or Latino3.5% · 193
- Two or more races3.1% · 171
- Black or African American2.0% · 108
- Asian and Pacific Islander0.9% · 48
- American Indian and Alaska Native0.1% · 7
Methodology
How we calculated this
The first name Dugald has a living-bearer frequency of 0.0000% of the US population, based on 4 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Macmillan appears at a rate of 1.83 per 100,000 residents in the 2020 Census Bureau surname file, which translates to a frequency of 0.0018%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 1 people with the full name Dugald Macmillan. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
FAQ
Dugald Macmillan: questions and answers
How many people are named Dugald Macmillan?
We estimate approximately 1 people in the United States share the full name Dugald Macmillan. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0000%) with the surname frequency (1.83 per 100K) against the current US population.
How rare is the name Dugald Macmillan?
We classify Dugald Macmillan as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Dugald a male or female name?
Dugald is predominantly male. Out of 16 total SSA registrations, 100.0% were male and 0.0% were female. See the full Dugald 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 2020 US Census Bureau decennial surname tables. Living-bearer estimates use CDC actuarial life tables to adjust for mortality. Read the full methodology.
How many people share the full name Dugald Macmillan?
For a faster, more casual read, check HowManyOfMe.org — our sister site built around that single question.