How Common is the First Name Kay?
We estimate that there are 60,504 people named Kay who are currently alive and were born in the United States. Kay is the 426th most common for women, and the 803rd most common overall.
How Old are People Named Kay?
The average person named Kay is 69.92 years old.
Is Kay a Popular Baby Name Right Now?
47 people named Kay were born in the U.S. in 2025. It was the 3,903rd most popular name for girls, and the 5,826th most popular overall.
The popularity of Kay peaked in 1941, when it was the 70th most popular name for baby girls.
Is Kay a Boy's Name or a Girl's Name?
Kay is mostly a female name, but there are some men named Kay. 98.2% of people named Kay are female, while 1.8% are male.
Facts About the Name Kay