Isauro is a rare boys' name that peaked in 1989 and has since faded.
Isauro is a boy name. In 2025 it ranked #11,188 for boy births in the United States (and #23,084 across all names), given to 6 babies. Isauro was first reported in SSA data in 1922 and peaked in 1989 (15 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 6 | 6 | #11,188 |
| 2019 | 5 | 5 | #12,901 |
| 2017 | 5 | 5 | #13,032 |
| 2016 | 5 | 5 | #12,966 |
| 2013 | 5 | 5 | #12,869 |
| 2012 | 6 | 6 | #11,333 |
| 2011 | 7 | 7 | #10,027 |
| 2010 | 7 | 7 | #10,080 |
| 2008 | 9 | 9 | #8,555 |
| 2007 | 6 | 6 | #11,459 |
| 2006 | 12 | 12 | #6,624 |
| 2005 | 9 | 9 | #7,895 |
| 2003 | 11 | 11 | #6,427 |
| 2002 | 5 | 5 | #11,352 |
| 2001 | 8 | 8 | #7,825 |
| 2000 | 7 | 7 | #8,547 |
| 1999 | 10 | 10 | #6,214 |
| 1998 | 5 | 5 | #10,246 |
| 1997 | 7 | — | #7,593 |
| 1996 | 10 | — | #5,707 |
| 1995 | 9 | — | #6,111 |
| 1994 | 10 | — | #5,624 |
| 1993 | 13 | — | #4,552 |
| 1992 | 6 | — | #7,840 |
| 1991 | 7 | — | #6,819 |
| 1990 | 9 | — | #5,548 |
| 1989 | 15 | — | #3,698 |
| 1988 | 9 | — | #4,955 |
| 1986 | 10 | — | #4,259 |
| 1985 | 7 | — | #5,389 |
| 1984 | 5 | — | #6,729 |
| 1983 | 6 | — | #5,774 |
| 1981 | 11 | — | #3,705 |
| 1980 | 8 | — | #4,682 |
| 1979 | 5 | — | #6,445 |
| 1977 | 5 | — | #6,241 |
| 1976 | 6 | — | #5,207 |
| 1971 | 8 | — | #3,782 |
| 1969 | 5 | — | #4,664 |
| 1964 | 5 | — | #4,296 |
| 1963 | 5 | — | #4,304 |
| 1953 | 5 | — | #4,057 |
| 1951 | 5 | — | #3,949 |
| 1949 | 5 | — | #3,948 |
| 1948 | 6 | — | #3,473 |
| 1947 | 6 | — | #3,527 |
| 1943 | 5 | — | #3,772 |
| 1941 | 5 | — | #3,750 |
| 1922 | 5 | — | #4,616 |