Blas is an uncommon variant of Blaise that peaked in 1988 and has grown less common since.
Blas is a boy name. In 2025 it ranked #6,503 for boy births in the United States (and #13,668 across all names), given to 13 babies. Blas first appears in 1880 and peaked in 1988 (43 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 13 | 13 | #6,503 |
| 2024 | 16 | 16 | #5,694 |
| 2023 | 19 | 19 | #5,097 |
| 2022 | 30 | 30 | #3,700 |
| 2021 | 18 | 18 | #5,138 |
| 2020 | 16 | 16 | #5,485 |
| 2019 | 20 | 20 | #4,820 |
| 2018 | 17 | 17 | #5,351 |
| 2017 | 25 | 25 | #4,115 |
| 2016 | 23 | 23 | #4,340 |
| 2015 | 21 | 21 | #4,565 |
| 2014 | 26 | 26 | #3,910 |
| 2013 | 21 | 21 | #4,485 |
| 2012 | 22 | 22 | #4,410 |
| 2011 | 27 | 27 | #3,803 |
| 2010 | 28 | 28 | #3,721 |
| 2009 | 26 | 26 | #3,928 |
| 2008 | 24 | 24 | #4,157 |
| 2007 | 31 | 31 | #3,453 |
| 2006 | 32 | 32 | #3,311 |
| 2005 | 42 | 42 | #2,620 |
| 2004 | 29 | 29 | #3,291 |
| 2003 | 36 | 36 | #2,737 |
| 2002 | 33 | 33 | #2,821 |
| 2001 | 35 | 35 | #2,688 |
| 2000 | 38 | 38 | #2,482 |
| 1999 | 41 | 41 | #2,234 |
| 1998 | 35 | 35 | #2,459 |
| 1997 | 35 | — | #2,351 |
| 1996 | 26 | — | #2,844 |
| 1995 | 35 | — | #2,255 |
| 1994 | 38 | — | #2,124 |
| 1993 | 36 | — | #2,166 |
| 1992 | 27 | — | #2,602 |
| 1991 | 37 | — | #2,024 |
| 1990 | 38 | — | #1,975 |
| 1989 | 29 | — | #2,299 |
| 1988 | 43 | — | #1,648 |
| 1987 | 31 | — | #1,979 |
| 1986 | 35 | — | #1,763 |
| 1985 | 26 | — | #2,122 |
| 1984 | 29 | — | #1,889 |
| 1983 | 24 | — | #2,145 |
| 1982 | 24 | — | #2,173 |
| 1981 | 32 | — | #1,770 |
| 1980 | 28 | — | #1,969 |
| 1979 | 37 | — | #1,572 |
| 1978 | 28 | — | #1,835 |
| 1977 | 28 | — | #1,827 |
| 1976 | 28 | — | #1,786 |
| 1975 | 20 | — | #2,213 |
| 1974 | 38 | — | #1,389 |
| 1973 | 33 | — | #1,485 |
| 1972 | 17 | — | #2,255 |
| 1971 | 38 | — | #1,379 |
| 1970 | 36 | — | #1,396 |
| 1969 | 18 | — | #1,987 |
| 1968 | 19 | — | #1,844 |
| 1967 | 18 | — | #1,859 |
| 1966 | 28 | — | #1,452 |
| 1965 | 19 | — | #1,810 |
| 1964 | 24 | — | #1,618 |
| 1963 | 22 | — | #1,701 |
| 1962 | 27 | — | #1,518 |
| 1961 | 22 | — | #1,737 |
| 1960 | 34 | — | #1,363 |
| 1959 | 28 | — | #1,504 |
| 1958 | 17 | — | #1,961 |
| 1957 | 17 | — | #1,959 |
| 1956 | 29 | — | #1,450 |
| 1955 | 26 | — | #1,506 |
| 1954 | 23 | — | #1,596 |
| 1953 | 15 | — | #2,050 |
| 1952 | 22 | — | #1,622 |
| 1951 | 39 | — | #1,154 |
| 1950 | 30 | — | #1,315 |
| 1949 | 24 | — | #1,508 |
| 1948 | 22 | — | #1,564 |
| 1947 | 25 | — | #1,486 |
| 1946 | 35 | — | #1,178 |
| 1945 | 21 | — | #1,449 |
| 1944 | 20 | — | #1,530 |
| 1943 | 26 | — | #1,371 |
| 1942 | 26 | — | #1,359 |
| 1941 | 24 | — | #1,377 |
| 1940 | 26 | — | #1,314 |
| 1939 | 28 | — | #1,241 |
| 1938 | 29 | — | #1,223 |
| 1937 | 18 | — | #1,637 |
| 1936 | 16 | — | #1,732 |
| 1935 | 22 | — | #1,454 |
| 1934 | 22 | — | #1,464 |
| 1933 | 30 | — | #1,206 |
| 1932 | 21 | — | #1,554 |
| 1931 | 29 | — | #1,284 |
| 1930 | 23 | — | #1,537 |
| 1929 | 20 | — | #1,678 |
| 1928 | 23 | — | #1,571 |
| 1927 | 29 | — | #1,376 |
| 1926 | 22 | — | #1,613 |
| 1925 | 26 | — | #1,455 |
| 1924 | 17 | — | #1,969 |
| 1923 | 26 | — | #1,464 |
| 1922 | 17 | — | #1,958 |
| 1921 | 21 | — | #1,708 |
| 1920 | 27 | — | #1,425 |
| 1919 | 13 | — | #2,276 |
| 1918 | 13 | — | #2,276 |
| 1917 | 9 | — | #2,754 |
| 1916 | 15 | — | #1,964 |
| 1915 | 19 | — | #1,611 |
| 1914 | 9 | — | #2,292 |
| 1913 | 13 | — | #1,506 |
| 1911 | 12 | — | #989 |
| 1880 | 6 | — | #827 |