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Cy

Meaning
Lordly, masterful
Origin
Variant of Cyril · from Greek kyrios, lord (from Greek)

Boy's name · #2540 in the US (2025) · 2000s wave

Popularity over time

Cy reached its best rank, #1037, in 1902 and ranked #2540 in 2025. About 3,900 boys have carried it since 1902.

Across the states

See where Cy is more common.

Appears in 2020-2025 birth records of 3 states. See the full state-by-state map on this page.

Around the world

See how Cy ranks in other countries and regions.

#3,338 in Canada (2024).

Famous Cys

In stories & tradition

What Cys become

Among 98 notable people named Cy:

Sports figures appear 2.42× more often than among typical names — e.g. Cy Young, American baseball player (1867–1955).

Similar names: Nile · Kit · Skye · Pete · Jackie · Hosea

Browse more boy names — popularity, trends and eras for 5,700+ American names, free.

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