Gender-neutral · #3903 in 2025

Kay

Kay: popularity and trends since 1880

Rank
#3903
Born 2025
37
Peak year
1939

Popularity, 1880–2025

per 100,000 girls born

Kay per 100,000 girls born, by year. Peak: 1939. Gaps are years with fewer than five births, which SSA does not publish. Source: SSA, 1880–2025.

Recent trend

Kay has held steady: its share of girls born has barely moved over the last 10 years. It now stands at under 1% of its 1939 peak.

Boy or girl?

Over the last 10 years, 83% of children named Kay were recorded as girls and 17% as boys. The file records sex, not a name's gender, and the share is measured over ten years rather than all time, so a name that has changed sides shows where it is now.

Sounds good with

Names of the other sex that are about as common right now, so two siblings' names do not sound a generation apart.