The baby name Kelli appears in baby name data for the United States from 1952 to 2022. It was most popular in 1970 with 4,142 babies given the name.
In the later years of this period, Kelli has become less common than it once was.
| Year | Count |
|---|---|
| 1952 | 7 |
| 1953 | 21 |
| 1954 | 18 |
| 1955 | 28 |
| 1956 | 71 |
| 1957 | 243 |
| 1958 | 592 |
| 1959 | 891 |
| 1960 | 1,170 |
| 1961 | 1,331 |
| 1962 | 1,761 |
| 1963 | 1,601 |
| 1964 | 1,945 |
| 1965 | 1,772 |
| 1966 | 2,007 |
| 1967 | 2,141 |
| 1968 | 2,902 |
| 1969 | 3,719 |
| 1970 | 4,142 |
| 1971 | 3,166 |
| 1972 | 2,333 |
| 1973 | 2,172 |
| 1974 | 2,036 |
| 1975 | 2,222 |
| 1976 | 2,207 |
| 1977 | 3,148 |
| 1978 | 2,959 |
| 1979 | 2,808 |
| 1980 | 3,113 |
| 1981 | 2,822 |
| 1982 | 2,913 |
| 1983 | 2,561 |
| 1984 | 2,451 |
| 1985 | 2,531 |
| 1986 | 2,645 |
| 1987 | 2,870 |
| 1988 | 2,402 |
| 1989 | 2,366 |
| 1989 | 6 |
| 1990 | 1,846 |
| 1991 | 2,034 |
| 1992 | 1,489 |
| 1993 | 1,417 |
| 1994 | 1,318 |
| 1995 | 1,017 |
| 1996 | 918 |
| 1997 | 758 |
| 1998 | 706 |
| 1999 | 563 |
| 2000 | 482 |
| 2001 | 486 |
| 2002 | 333 |
| 2003 | 277 |
| 2004 | 303 |
| 2005 | 193 |
| 2006 | 123 |
| 2007 | 82 |
| 2008 | 96 |
| 2009 | 27 |
| 2010 | 22 |
| 2011 | 33 |
| 2012 | 12 |
| 2014 | 26 |
| 2015 | 24 |
| 2016 | 8 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 29 |
| 2021 | 5 |
| 2022 | 18 |