Popularity (masculine) in the United States (by decade)

1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 0.020% 0.016% 0.012% 0.008% 0.004% 1880 2020
         

Numbers

 Lou (masculine) 
 Year   Rank   Percent Used 
2020 - -
2010 - -
2000 - -
1990 - -
1980 - -
1970 #1846 0.002
1960 #1199 0.002
1950 #1036 0.002
1940 #1053 0.003
1930 #1170 0.003
1920 #1210 0.003
1910 #1100 0.004
1900 #888 0.006
1890 #665 0.008
1880 #552 0.010