Joslin is a rare variant of Joselyn that peaked in 2010 and has since faded.
Joslin is predominantly a girl name. In 2025 it ranked #15,988 for girl births in the United States (and #26,538 across all names), given to 5 babies. Joslin was first reported in SSA data in 1951 and peaked in 2010 (67 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 5 | 5 | #15,988 | — |
| 2024 | 6 | 6 | #14,273 | — |
| 2023 | 9 | 9 | #10,704 | — |
| 2022 | 15 | 15 | #7,443 | — |
| 2021 | 16 | 16 | #7,095 | — |
| 2020 | 19 | 19 | #6,186 | — |
| 2019 | 18 | 18 | #6,549 | — |
| 2018 | 14 | 14 | #7,944 | — |
| 2017 | 22 | 22 | #5,736 | — |
| 2016 | 28 | 28 | #4,915 | — |
| 2015 | 31 | 31 | #4,538 | — |
| 2014 | 41 | 41 | #3,750 | — |
| 2013 | 37 | 37 | #4,037 | — |
| 2012 | 52 | 52 | #3,190 | — |
| 2011 | 49 | 49 | #3,329 | — |
| 2010 | 67 | 67 | #2,677 | — |
| 2009 | 54 | 54 | #3,143 | — |
| 2008 | 62 | 62 | #2,872 | — |
| 2007 | 51 | 51 | #3,307 | — |
| 2006 | 50 | 50 | #3,284 | — |
| 2005 | 51 | 51 | #3,105 | — |
| 2004 | 27 | 27 | #4,870 | — |
| 2003 | 47 | 47 | #3,155 | — |
| 2002 | 44 | 44 | #3,219 | — |
| 2001 | 30 | 30 | #4,143 | — |
| 2000 | 34 | 34 | #3,771 | — |
| 1999 | 32 | 32 | #3,745 | — |
| 1998 | 34 | 34 | #3,521 | — |
| 1997 | 28 | — | #3,944 | — |
| 1996 | 21 | — | #4,807 | — |
| 1995 | 25 | — | #4,143 | — |
| 1994 | 30 | — | #3,652 | — |
| 1993 | 32 | — | #3,461 | — |
| 1992 | 25 | — | #4,137 | — |
| 1991 | 20 | — | #4,896 | — |
| 1990 | 24 | — | #4,161 | — |
| 1989 | 25 | — | #3,941 | — |
| 1988 | 12 | — | #6,444 | — |
| 1987 | 9 | — | #7,639 | — |
| 1986 | 17 | — | #4,617 | — |
| 1985 | 22 | — | #3,778 | — |
| 1984 | 9 | — | #7,040 | — |
| 1983 | 9 | — | #6,962 | — |
| 1982 | 14 | — | #5,052 | — |
| 1981 | 19 | — | #4,064 | — |
| 1980 | 5 | — | #11,074 | — |
| 1979 | 16 | — | #4,495 | — |
| 1978 | 19 | — | #3,835 | — |
| 1977 | 27 | — | #4,127 | #3,723 |
| 1975 | 8 | — | #6,764 | — |
| 1974 | 8 | — | #6,496 | — |
| 1973 | 5 | — | #8,965 | — |
| 1971 | 6 | — | #7,783 | — |
| 1970 | 8 | — | #6,033 | — |
| 1969 | 5 | — | #7,957 | — |
| 1954 | 7 | — | #4,897 | — |
| 1952 | 8 | — | #4,288 | — |
| 1951 | 8 | — | #4,188 | — |