Cy
Gender: Boy
Meaning: Helpful, cushion, son of Otto
Origin: Irish/English
Popularity: Ranked #2540 in 2025 with 52 babies born.
History: A variant or related form of Coy, meaning helpful, cushion, son of otto.
Similar names: coy, cylah, cylee, cylie, cyrah, cyree, cyrie, cyx
Name length: 2 letters
How common is Cy? About 1 in 64,010 babies born in 2025 were named Cy, or roughly 0.1 per day in the United States.
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Frequently asked about Cy
What does the name Cy mean?
Cy means “Helpful, cushion, son of Otto” from Irish/English roots.
What is the origin of the name Cy?
Cy has Irish/English origin. The traditional meaning is “Helpful, cushion, son of Otto”.
How popular is Cy?
Cy ranked #2539 in 2025 — given to 52 babies that year.
When was Cy most popular?
Cy peaked in 2010 with 117 babies registered that year.
Is Cy a boy or girl name?
Cy is predominantly a boys' name — over 90% of Cys in registered births are male.
Is the name Cy rising or falling in popularity?
Cy has fallen 392 spots in the rankings over the last 5 years — from #2147 in 2020 to #2539 in 2025.
How long has Cy been recorded?
Cy appears in birth records across 112 years — from 1902 through 2025.