Every name given to a US baby since 1880, ranked year by year — straight from Social Security Administration birth records. 105,966 names · 375,362,447 births · public domain.

Ildefonso

#8,345 most common boys' name of all time · #21,071 across all names · 100% male / 0% female · used 1917–2022

Rank among boys
#8,345
Rank overall
#21,071 of 105,966
First appeared
1917
Years on the list
53 of 146
All-time
392
Since 2016
5
Peak year
1976 #2,646
Best rank
#2,514 1946
Girls Boys peak 16/yr
192019401960198020002020

Ildefonso first appears in 1917. That's the first year it was given to at least 5 US babies, which is the threshold below which the SSA withholds a name.

Year by year

YearGirlsBoysTotalRank
2022 — 5 5 #12,499
2011 — 5 5 #12,459
2008 — 5 5 #12,750
2006 — 6 6 #10,820
2005 — 5 5 #11,656
2004 — 5 5 #11,539
2003 — 7 7 #8,756
2001 — 6 6 #9,392
1999 — 8 8 #7,255
1997 — 10 10 #5,728
1996 — 7 7 #7,266
1994 — 5 5 #8,982
1993 — 10 10 #5,439
1992 — 11 11 #4,952
1990 — 7 7 #6,561
1989 — 8 8 #5,765
1988 — 6 6 #6,601
1987 — 6 6 #6,276
1986 — 8 8 #4,985
1985 — 8 8 #4,825
1984 — 6 6 #5,753
1983 — 12 12 #3,490
1982 — 10 10 #4,059
1981 — 7 7 #5,112
1980 — 5 5 #6,496
1979 — 7 7 #4,978
1978 — 8 8 #4,283
1976 — 16 16 #2,646
1975 — 8 8 #4,065
1974 — 6 6 #4,818
1973 — 11 11 #3,105
1972 — 6 6 #4,634
1970 — 5 5 #4,992
1968 — 5 5 #4,394
1967 — 7 7 #3,395
1966 — 10 10 #2,714
1965 — 6 6 #3,713
1964 — 9 9 #2,978
1963 — 6 6 #3,865
1962 — 9 9 #2,959
1961 — 9 9 #3,025
1960 — 8 8 #3,232
1959 — 6 6 #3,829
1954 — 11 11 #2,548
1952 — 7 7 #3,275
1948 — 8 8 #2,955
1947 — 7 7 #3,302
1946 — 10 10 #2,514
1940 — 5 5 #3,800
1931 — 6 6 #3,675
1928 — 6 6 #4,026
1924 — 6 6 #4,218
1917 — 6 6 #3,928