Shigetoshi Hasegawa
There are approximately 1 people named Shigetoshi Hasegawa 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 Shigetoshi with Census Bureau frequency data for the surname Hasegawa. 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 Shigetoshi
0
Alive today
Named Hasegawa
1.8K
Alive today
US population
343M
Denominator
Estimated living: 0
Rarity: Very Rare
Gender: Male
Peak year: 1917
Average age: 0
Estimated bearers: 1.8K
Rarity: Rare
Census rank: #17,927
Per 100K: 0.53
Top ancestry: Asian/Pacific Islander (81.2%)
Ethnicity
Ancestry of the Hasegawa surname
Self-reported race and ethnicity breakdown for people with the surname Hasegawa, from the 2010 US Census Bureau. The largest group is Asian/Pacific Islander at 81.2%.
- Asian and Pacific Islander81.2%
- Two or more races10.3%
- White5.6%
- Hispanic or Latino2.7%
- Unknown or suppressed0.3%
Methodology
How we calculated this
The first name Shigetoshi has a living-bearer frequency of 0.0000% of the US population, based on 0 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Hasegawa appears at a rate of 0.53 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0005%.
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 Shigetoshi Hasegawa. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
FAQ
Shigetoshi Hasegawa: questions and answers
How many people are named Shigetoshi Hasegawa?
We estimate approximately 1 people in the United States share the full name Shigetoshi Hasegawa. 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 (0.53 per 100K) against the current US population.
How rare is the name Shigetoshi Hasegawa?
We classify Shigetoshi Hasegawa as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Shigetoshi a male or female name?
Shigetoshi is predominantly male. Out of 5 total SSA registrations, 100.0% were male and 0.0% were female. See the full Shigetoshi 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.