The baby name Koy appears in baby name data for the United States from 1975 to 2024. It was most popular in 2014 with 20 babies given the name.
Over the period shown, Koy has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1975 | 5 |
| 1997 | 7 |
| 1998 | 5 |
| 1999 | 16 |
| 2003 | 5 |
| 2005 | 5 |
| 2008 | 5 |
| 2013 | 15 |
| 2014 | 20 |
| 2017 | 5 |
| 2020 | 7 |
| 2021 | 13 |
| 2024 | 15 |