Jack Soo
There are approximately 2 people named Jack Soo living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 171,377,169 Americans.
This estimate combines SSA birth records for the first name Jack with Census Bureau frequency data for the surname Soo. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
2
1 in 171,377,169
Named Jack
433K
Alive today
Named Soo
1.3K
Alive today
US population
343M
Denominator
Estimated living: 433K
Rarity: Common
Gender: Male
Peak year: 1927
Average age: 38
Estimated bearers: 1.3K
Rarity: Rare
Census rank: #22,906
Per 100K: 0.38
Top ancestry: Asian/Pacific Islander (79.9%)
First name trend
Jack: popularity over time
Year-by-year SSA birth registrations for the first name Jack. The peak year was 1927 with 12,884 births. The average person named Jack today is 38 years old.
Babies born per year
Ethnicity
Ancestry of the Soo surname
Self-reported race and ethnicity breakdown for people with the surname Soo, from the 2010 US Census Bureau. The largest group is Asian/Pacific Islander at 79.9%.
- Asian and Pacific Islander79.9%
- White10.5%
- Two or more races7.8%
- Hispanic or Latino1.6%
Methodology
How we calculated this
The first name Jack has a living-bearer frequency of 0.1263% of the US population, based on 432,820 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Soo appears at a rate of 0.38 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0004%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 2 people with the full name Jack Soo. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
Related
Other people named Jack
FAQ
Jack Soo: questions and answers
How many people are named Jack Soo?
We estimate approximately 2 people in the United States share the full name Jack Soo. That works out to about 1 in 171,377,169 Americans. This is calculated by combining the first-name frequency (0.1263%) with the surname frequency (0.38 per 100K) against the current US population.
How rare is the name Jack Soo?
We classify Jack Soo as "Very Rare". About 1 in 171,377,169 Americans share this exact first and last name combination.
Is Jack a male or female name?
Jack is predominantly male. Out of 750,859 total SSA registrations, 99.6% were male and 0.4% were female. See the full Jack 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.