MallowbyNames

Key

KEE · of uncertain origin; possibly a variant of Keye or a transferred use of the English surname Key.

Peak popularity
1914
Usually for
Boys
Trend
Holding steady

Holding steady.

Popularity of Key since 1914

Babies named Key per year in U.S. Social Security records. Raw births topped out in 1993, but relative to how few babies were recorded back then, Key's real moment was 1914.

4812192019602000Most births 1993GirlsBoys
GirlsBoys
Data table (by decade)
DecadeGirlsBoys
1910s010
1920s00
1930s00
1940s05
1950s05
1960s012
1970s519
1980s016
1990s552
2000s017
2010s015
2020s015

Meaning & origin

Key is a concise and uncommon given name that first appeared in U.S. records in 1914, a year that also marks its peak usage with 5 recorded boys. The name has never entered mainstream popularity; its trajectory has remained stable but rare. While its origin is uncertain, it may be a variant of Keye or derive from an English surname. As a short, single-syllable name, Key shares a style with other minimal choices like Ray and Jay, though it remains far less common. No modern ranking data exists, and its current one-in-N standing cannot be calculated due to extremely low usage. The name has no top-state association, reflecting its scattered, infrequent use over the past century.

Key is a rare name that may derive from the Old English surname Cy, itself a short form of names like Cyneheard meaning 'royal' and 'hardy'. Alternatively, it could be a variant of Keye, a medieval given name of uncertain origin. The name has never been consistently popular in the U.S., with its peak year in 1914 when it was recorded for 5 boys.

Nicknames & variants

Variants: Keye

Sibling names for Key

Names that share Key's style, for a brother or sister.

Sisters: Mae, Claire, Rose, June, Belle

Brothers: Ray, Jay, Troy, Roy, Miles

A parent animal hugging its little one, the personalized name page

K is for Key, our favorite little boy.

K is for Key…”

In a Mallowby alphabet book, Key's letter becomes Key's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Key's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Key mean?
The meaning is uncertain; it may be a variant of Keye or an English surname.
How popular is the name Key currently?
As of 2025, Key is not ranked in the top 1000 U.S. names; its peak popularity was in 1914, with 5 baby boys given the name.
Is Key a boy or girl name?
Key is predominantly used for boys, though it could be considered unisex.