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

1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 2.800% 2.240% 1.680% 1.120% 0.560% 1880 2020
         

Numbers

 Betty (feminine) 
 Year   Rank   Percent Used 
2020 #1184 0.011
2010 #1352 0.009
2000 #1475 0.007
1990 #794 0.013
1980 #433 0.028
1970 #227 0.071
1960 #102 0.203
1950 #35 0.523
1940 #11 1.307
1930 #2 2.719
1920 #4 2.283
1910 #37 0.528
1900 #86 0.255
1890 #136 0.136
1880 #145 0.109