Name Trends

See the popularity of first names over time in the USA

How popular is “Isao” in the USA?

Number of people named “Isao” by birth year

This chart shows how many people named “Isao” were born each year.

Due to changes to population growth and data collection rates over time, this isn't a good chart for understanding popularity.

Popularity of “Isao” by birth year

This chart shows how the popularity of “Isao” has changed over time.

Popularity is the number of people named “Isao” born in that year divided by the total number of births for that year.

Bias in sex for “Isao” by birth year

This chart shows how “Isao” has been used as gendered name over time. The scale ranges from 1 (only females) to -1 (only males).

Sex is a required field in SSA's Social Security Card applications (only 2 options). Most applications are filed around a person's time of birth.

The raw data

This table shows the data used in the above charts.

Year Count Proportion Females Males Bias toward female
1915 12 0.000006549 12 -100%
1916 11 0.000005686 11 -100%
1917 18 0.00000897 18 -100%
1918 10 0.000004606 10 -100%
1919 19 0.000009004 19 -100%
1920 8 0.000003536 8 -100%
1921 15 0.000006425 15 -100%
1922 18 0.000007863 18 -100%
1923 14 0.00000608 14 -100%
1924 13 0.000005458 13 -100%
1925 20 0.000008572 20 -100%
1926 12 0.000005227 12 -100%
1927 9 0.00000388 9 -100%
1928 9 0.000003981 9 -100%
1929 10 0.000004562 10 -100%
1930 9 0.000004048 9 -100%
1932 6 0.000002842 6 -100%
1933 6 0.000003001 6 -100%
1934 5 0.000002408 5 -100%
1935 5 0.000002392 5 -100%
1938 7 0.000003164 7 -100%
1944 5 0.000001859 5 -100%
2016 5 0.000001363 5 -100%

Explore other names

These names are alphabetically near to Isao:

  1. Isan
  2. Isana
  3. Isander
  4. Isandro
  5. Isani
  6. Isao (this page)
  7. Isaque
  8. Isara
  9. Isarael
  10. Isarel
  11. Isarely