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.

Len

#1,838 most common boys' name of all time · #4,434 across all names · 98% male / 2% female · used 1880–2025

Rank among boys
#1,838
Rank overall
#4,434 of 105,966
First appeared
1880 or earlier
Years on the list
142 of 146
All-time
4,616
Since 2016
90
Peak year
1958 #690
Best rank
#517 1885
Girls Boys peak 125/yr
18801900192019401960198020002020

Len is in the records from the very first year available, so it was almost certainly in use before 1880 — the data simply doesn't go back further.

Year by year

YearGirlsBoysTotalRank
2025 — 8 8 #8,920
2024 — 8 8 #9,003
2023 — 12 12 #6,905
2022 — 11 11 #7,266
2021 — 7 7 #9,732
2020 — 7 7 #9,569
2019 — 9 9 #8,230
2018 — 10 10 #7,628
2017 — 8 8 #8,856
2016 — 10 10 #7,625
2015 — 12 12 #6,683
2014 — 15 15 #5,738
2013 — 8 8 #8,808
2012 — 14 14 #6,006
2011 — 9 9 #8,101
2010 — 13 13 #6,369
2009 — 12 12 #6,816
2008 — 5 5 #12,588
2007 — 10 10 #7,599
2006 — 12 12 #6,469
2005 — 11 11 #6,645
2004 — 9 9 #7,560
2003 — 10 10 #6,732
2002 — 5 5 #10,700
2001 — 8 8 #7,561
2000 — 12 12 #5,601
1999 — 8 8 #7,158
1998 — 10 10 #5,858
1997 — 12 12 #4,974
1996 — 13 13 #4,625
1995 — 13 13 #4,525
1994 — 10 10 #5,468
1993 — 9 9 #5,777
1992 — 9 9 #5,674
1991 — 15 15 #3,821
1990 — 14 14 #3,978
1989 — 20 20 #2,997
1988 — 15 15 #3,371
1987 — 21 21 #2,564
1986 — 18 18 #2,785
1985 — 24 24 #2,228
1984 — 16 16 #2,836
1983 — 23 23 #2,215
1982 — 22 22 #2,283
1981 — 23 23 #2,211
1980 — 26 26 #2,064
1979 — 29 29 #1,873
1978 — 27 27 #1,875
1977 — 30 30 #1,745
1976 — 44 44 #1,336
1975 — 32 32 #1,600
1974 — 38 38 #1,388
1973 — 55 55 #1,096
1972 5 54 59 #1,110
1971 — 71 71 #967
1970 5 114 119 #773
1969 — 89 89 #818
1968 5 85 90 #806
1967 — 71 71 #851
1966 — 71 71 #863
1965 — 77 77 #839
1964 10 90 100 #793
1963 — 89 89 #804
1962 8 94 102 #787
1961 7 109 116 #739
1960 — 121 121 #713
1959 9 96 105 #785
1958 6 119 125 #690
1957 8 94 102 #777
1956 6 79 85 #844
1955 — 77 77 #837
1954 — 70 70 #880
1953 8 78 86 #813
1952 7 92 99 #734
1951 — 58 58 #922
1950 8 66 74 #837
1949 5 56 61 #927
1948 — 76 76 #784
1947 — 83 83 #754
1946 — 65 65 #814
1945 — 54 54 #854
1944 — 49 49 #910
1943 — 44 44 #1,010
1942 — 37 37 #1,127
1941 — 49 49 #912
1940 — 47 47 #931
1939 — 43 43 #960
1938 — 38 38 #1,048
1937 — 34 34 #1,126
1936 — 32 32 #1,174
1935 — 38 38 #1,044
1934 — 34 34 #1,137
1933 — 28 28 #1,258
1932 5 39 44 #1,080
1931 — 38 38 #1,105
1930 — 36 36 #1,176
1929 — 32 32 #1,242
1928 — 36 36 #1,194
1927 — 24 24 #1,566
1926 — 28 28 #1,384
1925 — 29 29 #1,367
1924 — 26 26 #1,498
1923 — 30 30 #1,325
1922 — 32 32 #1,289
1921 — 33 33 #1,271
1920 — 44 44 #1,053
1919 — 31 31 #1,272
1918 — 34 34 #1,196
1917 — 34 34 #1,154
1916 — 31 31 #1,182
1915 — 28 28 #1,246
1914 — 20 20 #1,350
1913 — 22 22 #1,083
1912 — 24 24 #927
1911 — 8 8 #1,306
1910 — 10 10 #1,065
1909 — 11 11 #918
1907 — 14 14 #720
1906 — 14 14 #662
1905 — 11 11 #761
1904 — 9 9 #839
1903 — 9 9 #812
1902 — 9 9 #823
1900 — 10 10 #861
1899 — 7 7 #887
1898 — 7 7 #914
1897 — 6 6 #985
1896 — 13 13 #624
1894 — 8 8 #820
1893 — 6 6 #946
1892 — 7 7 #901
1890 — 11 11 #622
1889 — 6 6 #908
1888 — 10 10 #678
1887 — 8 8 #721
1886 — 6 6 #890
1885 — 14 14 #517
1884 — 10 10 #648
1883 — 10 10 #633
1882 — 9 9 #676
1881 — 11 11 #555
1880 — 7 7 #782