Cy

“Variant of Cyril — lordly, masterful (from Greek kyrios, lord)” — Greek (via Cyril) origin

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

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

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

Famous Cys

Cy Twombly — American painter, sculptor and photographer (1928–2011)
Cy Young — American baseball player (1867–1955)
Cy Coleman — American composer, songwriter, and jazz pianist (1929-2004)
Cy Endfield — American screenwriter and director (1914–1995)
Cy Kendall — American actor (1898-1953)

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 · Hosea · Jackie

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