Loni is an uncommon girls' name that peaked in 1980 and has since faded.
Loni is predominantly a girl name. In 2025 it ranked #7,012 for girl births in the United States (and #12,121 across all names), given to 16 babies. Loni first appears in 1943 and peaked in 1980 (325 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 16 | 16 | #7,012 | — |
| 2024 | 15 | 15 | #7,445 | — |
| 2023 | 17 | 17 | #6,823 | — |
| 2022 | 17 | 17 | #6,879 | — |
| 2021 | 14 | 14 | #7,864 | — |
| 2020 | 11 | 11 | #9,287 | — |
| 2019 | 19 | 19 | #6,314 | — |
| 2018 | 15 | 15 | #7,606 | — |
| 2017 | 19 | 19 | #6,429 | — |
| 2016 | 10 | 10 | #10,543 | — |
| 2015 | 10 | 10 | #10,574 | — |
| 2014 | 8 | 8 | #12,616 | — |
| 2013 | 10 | 10 | #10,704 | — |
| 2012 | 12 | 12 | #9,472 | — |
| 2011 | 6 | 6 | #15,984 | — |
| 2010 | 12 | 12 | #9,567 | — |
| 2009 | 10 | 10 | #11,155 | — |
| 2008 | 14 | 14 | #8,785 | — |
| 2007 | 14 | 14 | #8,824 | — |
| 2006 | 14 | 14 | #8,524 | — |
| 2005 | 9 | 9 | #11,455 | — |
| 2004 | 11 | 11 | #9,628 | — |
| 2003 | 19 | 19 | #6,207 | — |
| 2002 | 20 | 20 | #5,801 | — |
| 2001 | 21 | 21 | #5,479 | — |
| 2000 | 18 | 18 | #6,114 | — |
| 1999 | 29 | 29 | #4,033 | — |
| 1998 | 24 | 24 | #4,572 | — |
| 1997 | 32 | — | #3,582 | — |
| 1996 | 35 | — | #3,335 | — |
| 1995 | 46 | — | #2,669 | — |
| 1994 | 63 | — | #2,156 | — |
| 1993 | 65 | — | #2,104 | — |
| 1992 | 62 | — | #2,171 | — |
| 1991 | 79 | — | #1,810 | — |
| 1990 | 73 | — | #1,918 | — |
| 1989 | 109 | — | #1,389 | — |
| 1988 | 105 | — | #1,363 | — |
| 1987 | 96 | — | #1,400 | — |
| 1986 | 101 | — | #1,320 | — |
| 1985 | 115 | — | #1,209 | — |
| 1984 | 168 | — | #920 | #6,046 |
| 1983 | 186 | — | #826 | — |
| 1982 | 262 | — | #675 | — |
| 1981 | 273 | — | #650 | — |
| 1980 | 332 | — | #570 | #5,289 |
| 1979 | 149 | — | #990 | #6,653 |
| 1978 | 34 | — | #2,541 | — |
| 1977 | 24 | — | #3,847 | #6,441 |
| 1976 | 20 | — | #3,472 | — |
| 1975 | 22 | — | #4,050 | #5,190 |
| 1974 | 22 | — | #3,172 | — |
| 1973 | 28 | — | #3,184 | #4,334 |
| 1972 | 25 | — | #3,350 | #4,759 |
| 1971 | 33 | — | #2,699 | #4,714 |
| 1970 | 41 | — | #2,290 | #4,087 |
| 1969 | 50 | — | #1,886 | #4,218 |
| 1968 | 46 | — | #1,928 | #3,548 |
| 1967 | 40 | — | #1,867 | — |
| 1966 | 44 | — | #1,708 | — |
| 1965 | 38 | — | #1,877 | — |
| 1964 | 49 | — | #1,652 | — |
| 1963 | 65 | — | #1,516 | #2,788 |
| 1962 | 37 | — | #2,241 | #3,191 |
| 1961 | 56 | — | #1,605 | #3,890 |
| 1960 | 47 | — | #1,647 | — |
| 1959 | 46 | — | #1,748 | #3,846 |
| 1958 | 56 | — | #1,426 | — |
| 1957 | 55 | — | #1,520 | #4,321 |
| 1956 | 47 | — | #1,649 | #4,256 |
| 1955 | 27 | — | #2,087 | — |
| 1954 | 21 | — | #2,412 | — |
| 1953 | 17 | — | #2,651 | — |
| 1952 | 12 | — | #3,308 | — |
| 1951 | 14 | — | #2,879 | — |
| 1950 | 7 | — | #4,554 | — |
| 1949 | 16 | — | #2,583 | — |
| 1948 | 14 | — | #2,779 | — |
| 1947 | 17 | — | #2,498 | — |
| 1946 | 14 | — | #2,687 | — |
| 1945 | 17 | — | #2,115 | — |
| 1943 | 12 | — | #2,790 | — |