Erinn is an uncommon variant of Erin that peaked in 1990 and has since faded.
Erinn is predominantly a girl name. It last appears in U.S. records in 2020. Erinn was first reported in SSA data in 1963 and peaked in 1990 (156 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2020 | 9 | 9 | #10,532 | — |
| 2019 | 13 | 13 | #8,269 | — |
| 2018 | 11 | 11 | #9,364 | — |
| 2017 | 16 | 16 | #7,201 | — |
| 2016 | 13 | 13 | #8,547 | — |
| 2015 | 15 | 15 | #7,744 | — |
| 2014 | 12 | 12 | #9,152 | — |
| 2013 | 17 | 17 | #7,152 | — |
| 2012 | 14 | 14 | #8,348 | — |
| 2011 | 18 | 18 | #6,942 | — |
| 2010 | 18 | 18 | #7,011 | — |
| 2009 | 31 | 31 | #4,722 | — |
| 2008 | 27 | 27 | #5,335 | — |
| 2007 | 32 | 32 | #4,600 | — |
| 2006 | 26 | 26 | #5,284 | — |
| 2005 | 29 | 29 | #4,620 | — |
| 2004 | 27 | 27 | #4,853 | — |
| 2003 | 25 | 25 | #4,986 | — |
| 2002 | 36 | 36 | #3,675 | — |
| 2001 | 42 | 42 | #3,267 | — |
| 2000 | 46 | 46 | #3,040 | — |
| 1999 | 69 | 69 | #2,375 | #8,123 |
| 1998 | 42 | 42 | #3,032 | — |
| 1997 | 77 | — | #1,905 | — |
| 1996 | 66 | — | #2,324 | #6,149 |
| 1995 | 74 | — | #1,890 | — |
| 1994 | 96 | — | #1,652 | #9,264 |
| 1993 | 105 | — | #1,503 | — |
| 1992 | 108 | — | #1,463 | — |
| 1991 | 110 | — | #1,525 | #6,128 |
| 1990 | 164 | — | #1,121 | #6,012 |
| 1989 | 106 | — | #1,466 | #7,276 |
| 1988 | 92 | — | #1,478 | — |
| 1987 | 129 | — | #1,193 | #5,678 |
| 1986 | 136 | — | #1,122 | #5,514 |
| 1985 | 86 | — | #1,509 | #6,864 |
| 1984 | 72 | — | #1,570 | — |
| 1983 | 114 | — | #1,160 | — |
| 1982 | 105 | — | #1,303 | #4,733 |
| 1981 | 117 | — | #1,152 | — |
| 1980 | 133 | — | #1,091 | #6,564 |
| 1979 | 111 | — | #1,246 | #4,546 |
| 1978 | 104 | — | #1,257 | #5,281 |
| 1977 | 126 | — | #1,090 | #4,753 |
| 1976 | 77 | — | #1,505 | #4,128 |
| 1975 | 86 | — | #1,333 | #5,731 |
| 1974 | 70 | — | #1,502 | #5,456 |
| 1973 | 70 | — | #1,405 | — |
| 1972 | 56 | — | #1,754 | #4,608 |
| 1971 | 71 | — | #1,457 | — |
| 1970 | 105 | — | #1,249 | #2,329 |
| 1969 | 94 | — | #1,194 | #3,707 |
| 1968 | 46 | — | #1,732 | — |
| 1967 | 43 | — | #1,763 | — |
| 1966 | 10 | — | #4,280 | — |
| 1964 | 9 | — | #4,725 | — |
| 1963 | 5 | — | #6,904 | — |