The baby name Irena appears in baby name data for the United States from 1929 to 2018. It was most popular in 2016 with 15 babies given the name.
In the later years of this period, Irena has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1929 | 5 |
| 1970 | 7 |
| 1974 | 5 |
| 1982 | 5 |
| 1987 | 5 |
| 1992 | 5 |
| 1993 | 5 |
| 1996 | 6 |
| 1997 | 5 |
| 2012 | 5 |
| 2013 | 5 |
| 2016 | 15 |
| 2017 | 15 |
| 2018 | 10 |