The baby name Joni appears in baby name data for the United States from 1939 to 2024. It was most popular in 1956 with 2,051 babies given the name.
In the later years of this period, Joni has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1939 | 5 |
| 1940 | 5 |
| 1941 | 15 |
| 1942 | 16 |
| 1943 | 5 |
| 1944 | 5 |
| 1946 | 5 |
| 1947 | 12 |
| 1948 | 13 |
| 1949 | 24 |
| 1950 | 20 |
| 1951 | 17 |
| 1952 | 38 |
| 1953 | 887 |
| 1954 | 1,084 |
| 1955 | 1,805 |
| 1956 | 2,051 |
| 1957 | 1,955 |
| 1958 | 1,777 |
| 1959 | 1,728 |
| 1960 | 1,830 |
| 1961 | 1,630 |
| 1962 | 1,514 |
| 1963 | 1,325 |
| 1964 | 1,137 |
| 1965 | 865 |
| 1966 | 701 |
| 1967 | 517 |
| 1968 | 479 |
| 1969 | 388 |
| 1970 | 383 |
| 1971 | 302 |
| 1972 | 218 |
| 1973 | 230 |
| 1974 | 281 |
| 1975 | 466 |
| 1976 | 708 |
| 1977 | 767 |
| 1978 | 816 |
| 1979 | 853 |
| 1980 | 944 |
| 1981 | 959 |
| 1982 | 716 |
| 1983 | 575 |
| 1984 | 447 |
| 1985 | 433 |
| 1986 | 398 |
| 1987 | 328 |
| 1988 | 262 |
| 1989 | 144 |
| 1990 | 102 |
| 1991 | 97 |
| 1992 | 48 |
| 1993 | 60 |
| 1994 | 25 |
| 1995 | 13 |
| 1996 | 5 |
| 1997 | 35 |
| 2000 | 29 |
| 2001 | 10 |
| 2003 | 12 |
| 2005 | 10 |
| 2007 | 12 |
| 2009 | 16 |
| 2010 | 10 |
| 2011 | 12 |
| 2016 | 23 |
| 2017 | 6 |
| 2018 | 21 |
| 2019 | 5 |
| 2020 | 38 |
| 2021 | 30 |
| 2022 | 20 |
| 2023 | 30 |
| 2023 | 5 |
| 2024 | 31 |
| 2024 | 6 |