Sai
Sai was the 1863rd most popular name for boys in 2025, given to 85 babies. That is its highest rank since records began in 1880. Over the last ten years it has moved up 591 places. More babies were named Sai in the 2010s than in any other decade.
Meaning Not yet researched how we research meanings
- Rank in 2025
- #1,863 boys, up 155 places since 2020
- Babies in 2025
- 85boys
- Girls and boys
- 16% girls, 84% boys2021–2025
- Peak year
- 202585 babies
- Total since 1880
- 2,159babies recorded
Sai popularity since 1880
| Year | Rank (girls) | Rank (boys) | Babies (girls) | Babies (boys) |
|---|---|---|---|---|
| 2025 | #11,745 | #1,863 | 8 | 85 |
| 2020 | #5,288 | #2,018 | 24 | 71 |
| 2010 | #8,629 | #2,672 | 14 | 46 |
| 2000 | #12,871 | #3,618 | 7 | 23 |
| 1990 | #12,571 | #3,146 | 6 | 20 |
| 1980 | #10,070 | #4,864 | 6 | 8 |
| 1970 | — | — | — | — |
| 1960 | — | — | — | — |
| 1950 | — | — | — | — |
| 1940 | — | — | — | — |
| 1930 | — | — | — | — |
| 1920 | — | — | — | — |
| 1910 | — | — | — | — |
| 1900 | — | — | — | — |
| 1890 | — | — | — | — |
| 1880 | — | — | — | — |
How popular is Sai, counting every spelling?
Sai is the most common spelling of a name family that ranked #1,248 for boys in 2025 once every spelling is counted together, compared with #1,863 for Sai on its own. Together these spellings went to 147 boys in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Sai | 85 | #1,863 | 360 |
| Cy | 52 | #2,540 | 290 |
| Sy | 10 | #8,166 | 52 |
Spellings count together when they sound the same in American English and are used for the same sex; nicknames and forms that sound different (such as Theo and Theodore) are kept apart. How we group spellings.
How many kids will share the name Sai?
85 of the 3,606,400 babies born in the US in 2025 were named Sai (0.02 per 1,000 births). For a boy named Sai born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 99 (of 430 pupils) would have a child named Sai.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Sai?
About 1,700 people born in the US named Sai are alive today, with a median age of 14; half are between 6 and 22. That makes Sai mostly worn by children and young adults.
Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.
Sai by state
How common Sai was among boys born in each state in 2021–2025. It is notably more common than nationally in New York (2.2×). In 43 states fewer than five boys a year got the name, too few for SSA to publish, so those states show as zero.
Names with a similar history
These names rose and fell in step with Sai: their share of US boys followed the most similar curve since 1880. If you like Sai, they share its era and feel.
Questions about the name Sai
How popular is the name Sai?
Sai was the 1863rd most popular name for boys in 2025, given to 85 babies. That is its highest rank since records began in 1880. Over the last ten years it has moved up 591 places. More babies were named Sai in the 2010s than in any other decade.
Is Sai a boy or girl name?
In 2021–2025, 16% girls, 84% boys given the name Sai in the US.
Where is Sai most popular?
In 2021–2025, Sai was most common in New York (0.09 per 1,000 boys), followed by Georgia and California.