Kier is a rare variant of Kiara that peaked in 1995 and has since faded.
Kier is predominantly a boy name. In 2025 it ranked #13,062 for boy births in the United States (and #26,838 across all names), given to 5 babies. Kier was first reported in SSA data in 1963 and peaked in 1995 (22 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 5 | 5 | — | #13,062 |
| 2024 | 7 | 7 | — | #10,450 |
| 2022 | 8 | 8 | — | #9,462 |
| 2021 | 16 | 16 | — | #5,675 |
| 2019 | 15 | 15 | — | #5,976 |
| 2018 | 10 | 10 | — | #7,919 |
| 2017 | 6 | 6 | — | #11,546 |
| 2016 | 7 | 7 | — | #10,264 |
| 2015 | 7 | 7 | — | #10,153 |
| 2014 | 7 | 7 | — | #10,240 |
| 2013 | 13 | 13 | — | #6,462 |
| 2012 | 5 | 5 | — | #13,330 |
| 2011 | 10 | 10 | — | #7,822 |
| 2010 | 8 | 8 | — | #9,284 |
| 2009 | 9 | 9 | — | #8,704 |
| 2008 | 7 | 7 | — | #10,529 |
| 2007 | 9 | 9 | — | #8,610 |
| 2006 | 5 | 5 | — | #13,129 |
| 2005 | 9 | 9 | — | #8,025 |
| 2004 | 8 | 8 | — | #8,581 |
| 2003 | 14 | 14 | — | #5,423 |
| 2002 | 12 | 12 | — | #5,913 |
| 2001 | 5 | 5 | — | #11,568 |
| 2000 | 10 | 10 | — | #6,609 |
| 1999 | 13 | 13 | — | #5,194 |
| 1998 | 15 | 15 | — | #4,538 |
| 1997 | 14 | — | — | #4,581 |
| 1996 | 8 | — | — | #6,845 |
| 1995 | 22 | — | — | #3,150 |
| 1994 | 13 | — | #14,596 | #6,714 |
| 1993 | 10 | — | — | #5,592 |
| 1992 | 11 | — | — | #5,089 |
| 1991 | 15 | — | — | #3,932 |
| 1990 | 14 | — | — | #4,094 |
| 1989 | 8 | — | — | #5,953 |
| 1986 | 8 | — | — | #5,120 |
| 1984 | 5 | — | — | #6,876 |
| 1983 | 6 | — | — | #5,891 |
| 1977 | 6 | — | — | #5,512 |
| 1976 | 10 | — | — | #3,615 |
| 1975 | 9 | — | — | #3,799 |
| 1974 | 7 | — | — | #4,410 |
| 1973 | 12 | — | — | #2,947 |
| 1972 | 12 | — | — | #2,916 |
| 1971 | 14 | — | — | #2,633 |
| 1970 | 13 | — | #7,493 | #4,057 |
| 1969 | 9 | — | — | #3,200 |
| 1968 | 8 | — | — | #3,249 |
| 1966 | 10 | — | — | #2,713 |
| 1965 | 5 | — | — | #4,209 |
| 1964 | 6 | — | — | #3,840 |
| 1963 | 5 | — | — | #4,354 |