Isaac
Recorded for both sexesGen Z2025 rank
#47
down −6 places
2025 births
5,953
down −576 births
All-time births
331,508
2% of them in 2025
More common than
100%
of all archived spellings recorded for boys, by lifetime births for that sex
- Peak year
- 2007
- 10,274 births
- Best rank
- #28
- in 2013
- First recorded
- 1880
- #62 that year
- Last recorded
- 2025
- still in the data
- Average birth year
- 1998
- weighted by recorded births
- Years recorded
- 146 of 146
- unbroken
Top five years
- 200710,274#41Peak
- 201310,134#28
- 201210,065#30
- 200810,030#37
- 20149,999#31
Rank over time
Inverted scale — nearer the top is more popular. Unrecorded years are left blank, not drawn as zero.
Best rank #28 in 2013 · peak births 10,274 in 2007
Boys and girls
Births per year for each sex, on one shared scale. The girls' series is dashed.
● 100% boys■ 0% girls
331,508 boys · 784 girls, all time
Births by decade
Where the name's whole run sits, with the best and worst rank it held in each decade
Trajectory by decade
Where Isaac has ranked, decade by decade
The band spans each decade's best and worst rank; the line follows its best.