boy's name
Sy
- Gender Boy
- Syllables 1
- Letters 2
- Popularity Rare
- Births on record 981
Sy is a boy's name with 1 syllable. In 2025 it was given to 10 babies in the United States. It is a rare choice.
- Peaked in 2003, when 33 babies were given the name.
- It has been falling over the past decade.
- Today about 1 in 331,565 babies in the United States is given this name.
- First appears in US birth records in 1917.
- 1 syllable, with the stress on syllable 1.
Sy over time
Births per decade in the United States, 1910s to 2020s. The striped bar is the 2020s, still in progress — it covers 2020 to 2025, not a full ten years.
Show the numbers
| Decade | Births |
|---|---|
| 1910s | 12 |
| 1920s | 17 |
| 1930s | 11 |
| 1940s | 5 |
| 1950s | 32 |
| 1960s | 32 |
| 1970s | 103 |
| 1980s | 147 |
| 1990s | 149 |
| 2000s | 249 |
| 2010s | 157 |
| 2020s (to 2025) | 58 |
How popular is Sy?
In 2025, Sy was given to 10 babies in the United States. It is a rare choice.
Where Sy is used
US figures omit any name given to fewer than five babies in a year, so the rarest names are absent from the source rather than absent from use. Data & sources.
Names that peaked alongside Sy
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Sy also like
Names whose popularity has risen and fallen in step with Sy over the last century — the same taste, a different name.
Sibling names for Sy
Names from the same era that won't rhyme or share an initial with Sy — the two things that make a sibling set grate.
Common questions about Sy
How popular is the name Sy?
In 2025, Sy was given to 10 babies in the United States. It is a rare choice.
Is Sy a girl's or a boy's name?
Sy is given almost entirely to boys in birth records.
How many syllables are in Sy?
Sy has 1 syllable.
When was Sy most popular?
Sy peaked in 2003, when 33 babies were given the name. It has been falling over the past decade.
Is Sy a good name?
That is not something records can settle, but they can tell you what you would be choosing. Sy currently ranks #8,052 in the United States. It has been falling over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.