Blain is an uncommon variant of Blaine that peaked in 2003 and has since faded.
Blain is predominantly a boy name. In 2025 it ranked #7,745 for boy births in the United States (and #16,213 across all names), given to 10 babies. Blain first appears in 1884 and peaked in 2003 (58 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 10 | 10 | — | #7,745 |
| 2024 | 7 | 7 | — | #10,045 |
| 2023 | 8 | 8 | — | #9,029 |
| 2022 | 6 | 6 | — | #11,058 |
| 2021 | 6 | 6 | — | #10,976 |
| 2020 | 7 | 7 | — | #9,697 |
| 2019 | 10 | 10 | — | #7,718 |
| 2018 | 11 | 11 | — | #7,182 |
| 2017 | 11 | 11 | — | #7,163 |
| 2016 | 21 | 21 | — | #4,642 |
| 2015 | 22 | 22 | — | #4,418 |
| 2014 | 24 | 24 | — | #4,153 |
| 2013 | 20 | 20 | — | #4,639 |
| 2012 | 19 | 19 | — | #4,885 |
| 2011 | 33 | 33 | #17,188 | #3,704 |
| 2010 | 18 | 18 | — | #5,072 |
| 2009 | 39 | 39 | #15,550 | #3,344 |
| 2008 | 27 | 27 | — | #3,838 |
| 2007 | 35 | 35 | — | #3,193 |
| 2006 | 42 | 42 | #15,436 | #3,031 |
| 2005 | 31 | 31 | — | #3,248 |
| 2004 | 30 | 30 | — | #3,224 |
| 2003 | 58 | 58 | — | #1,990 |
| 2002 | 48 | 48 | — | #2,199 |
| 2001 | 36 | 36 | — | #2,621 |
| 2000 | 38 | 38 | — | #2,481 |
| 1999 | 33 | 33 | — | #2,613 |
| 1998 | 37 | 37 | — | #2,353 |
| 1997 | 40 | — | — | #2,169 |
| 1996 | 31 | — | — | #2,488 |
| 1995 | 26 | — | — | #2,771 |
| 1994 | 34 | — | — | #2,310 |
| 1993 | 29 | — | — | #2,521 |
| 1992 | 42 | — | — | #1,919 |
| 1991 | 52 | — | — | #1,615 |
| 1990 | 41 | — | — | #1,873 |
| 1989 | 43 | — | — | #1,767 |
| 1988 | 55 | — | — | #1,406 |
| 1987 | 38 | — | — | #1,737 |
| 1986 | 30 | — | — | #1,962 |
| 1985 | 25 | — | — | #2,176 |
| 1984 | 27 | — | — | #1,984 |
| 1983 | 13 | — | — | #3,251 |
| 1982 | 27 | — | — | #2,003 |
| 1981 | 18 | — | — | #2,580 |
| 1980 | 23 | — | — | #2,221 |
| 1979 | 22 | — | — | #2,242 |
| 1978 | 32 | — | — | #1,691 |
| 1977 | 21 | — | — | #2,212 |
| 1976 | 19 | — | — | #2,343 |
| 1975 | 21 | — | — | #2,139 |
| 1974 | 16 | — | — | #2,473 |
| 1973 | 23 | — | — | #1,880 |
| 1972 | 24 | — | — | #1,825 |
| 1971 | 31 | — | — | #1,561 |
| 1970 | 33 | — | — | #1,465 |
| 1969 | 28 | — | — | #1,528 |
| 1968 | 29 | — | — | #1,458 |
| 1967 | 32 | — | — | #1,342 |
| 1966 | 21 | — | — | #1,685 |
| 1965 | 30 | — | — | #1,409 |
| 1964 | 25 | — | — | #1,583 |
| 1963 | 29 | — | — | #1,459 |
| 1962 | 39 | — | — | #1,245 |
| 1961 | 38 | — | — | #1,280 |
| 1960 | 28 | — | — | #1,524 |
| 1959 | 27 | — | — | #1,522 |
| 1958 | 31 | — | — | #1,400 |
| 1957 | 26 | — | — | #1,548 |
| 1956 | 11 | — | — | #2,511 |
| 1955 | 15 | — | — | #2,054 |
| 1954 | 17 | — | — | #1,896 |
| 1953 | 14 | — | — | #2,107 |
| 1952 | 13 | — | — | #2,160 |
| 1951 | 16 | — | — | #1,913 |
| 1950 | 13 | — | — | #2,122 |
| 1949 | 8 | — | — | #2,820 |
| 1948 | 11 | — | — | #2,337 |
| 1947 | 6 | — | — | #3,405 |
| 1946 | 9 | — | — | #2,552 |
| 1944 | 9 | — | — | #2,486 |
| 1943 | 7 | — | — | #2,991 |
| 1942 | 5 | — | — | #3,618 |
| 1941 | 7 | — | — | #2,896 |
| 1940 | 10 | — | — | #2,340 |
| 1939 | 9 | — | — | #2,472 |
| 1938 | 6 | — | — | #3,213 |
| 1937 | 6 | — | — | #3,207 |
| 1936 | 7 | — | — | #2,885 |
| 1935 | 8 | — | — | #2,735 |
| 1934 | 8 | — | — | #2,766 |
| 1933 | 10 | — | — | #2,384 |
| 1931 | 8 | — | — | #2,892 |
| 1930 | 14 | — | — | #2,092 |
| 1928 | 13 | — | — | #2,281 |
| 1927 | 8 | — | — | #3,182 |
| 1926 | 6 | — | — | #3,749 |
| 1925 | 10 | — | — | #2,769 |
| 1924 | 9 | — | — | #3,047 |
| 1923 | 18 | — | — | #1,883 |
| 1922 | 9 | — | — | #3,043 |
| 1921 | 20 | — | — | #1,772 |
| 1920 | 8 | — | — | #3,243 |
| 1919 | 6 | — | — | #3,782 |
| 1918 | 12 | — | — | #2,411 |
| 1916 | 12 | — | — | #2,280 |
| 1915 | 7 | — | — | #3,120 |
| 1914 | 5 | — | — | #3,307 |
| 1913 | 5 | — | — | #2,867 |
| 1884 | 5 | — | — | #986 |