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

1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 0.500% 0.400% 0.300% 0.200% 0.100% 1880 2020
         

Numbers

 Leo (masculine) 
 Year   Rank   Percent Used 
2020 #35 0.404
2010 #91 0.222
2000 #271 0.058
1990 #467 0.023
1980 #397 0.024
1970 #342 0.031
1960 #249 0.048
1950 #178 0.076
1940 #138 0.112
1930 #88 0.211
1920 #55 0.325
1910 #47 0.384
1900 #44 0.384
1890 #43 0.381
1880 #81 0.178