Kristi Yamaguchi
There are approximately 1 people named Kristi Yamaguchi 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 Kristi with Census Bureau frequency data for the surname Yamaguchi. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
1
1 in 342,754,338
Named Kristi
68K
Alive today
Named Yamaguchi
3.4K
Alive today
US population
343M
Denominator
Estimated living: 68K
Rarity: Uncommon
Gender: Female
Peak year: 1971
Average age: 50
Estimated bearers: 3.4K
Rarity: Rare
Census rank: #10,931
Per 100K: 0.99
Top ancestry: Asian/Pacific Islander (79.0%)
First name trend
Kristi: popularity over time
Year-by-year SSA birth registrations for the first name Kristi. The peak year was 1971 with 3,279 births. The average person named Kristi today is 50 years old.
Babies born per year
Ethnicity
Ancestry of the Yamaguchi surname
Self-reported race and ethnicity breakdown for people with the surname Yamaguchi, from the 2010 US Census Bureau. The largest group is Asian/Pacific Islander at 79.0%.
- Asian and Pacific Islander79.0%
- Two or more races9.8%
- White5.9%
- Hispanic or Latino5.3%
- Unknown or suppressed0.1%
Methodology
How we calculated this
The first name Kristi has a living-bearer frequency of 0.0198% of the US population, based on 67,813 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Yamaguchi appears at a rate of 0.99 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0010%.
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 Kristi Yamaguchi. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
FAQ
Kristi Yamaguchi: questions and answers
How many people are named Kristi Yamaguchi?
We estimate approximately 1 people in the United States share the full name Kristi Yamaguchi. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0198%) with the surname frequency (0.99 per 100K) against the current US population.
How rare is the name Kristi Yamaguchi?
We classify Kristi Yamaguchi as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Kristi a male or female name?
Kristi is predominantly female. Out of 76,610 total SSA registrations, 0.2% were male and 99.8% were female. See the full Kristi 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.