Popularity in the United States (by decade)

1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 0.030% 0.024% 0.018% 0.012% 0.006% 1880 2020
         

Numbers

 Lennie (feminine)   Lennie (masculine) 
 Year   Rank   Percent Used   Rank   Percent Used 
2020 - - - -
2010 - - - -
2000 - - - -
1990 - - - -
1980 - - - -
1970 - - #1593 0.002
1960 - - #998 0.003
1950 #1777 0.002
#965 0.003
1940 #1211 0.003
#1199 0.002
1930 #1018 0.004
#1596 0.002
1920 #853 0.006
#1693 0.002
1910 #643 0.010
#1533 0.002
1900 #470 0.016
#1172 0.003
1890 #430 0.018
#986 0.004
1880 #428 0.017
#917 0.003