Popularity in the United States (by decade)

1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990 2000 2010 0.040% 0.032% 0.024% 0.016% 0.008% 1880 2020
         

Numbers

 Alfonso (masculine) 
 Year   Rank   Percent Used 
2020 #953 0.013
2010 #836 0.013
2000 #539 0.021
1990 #437 0.025
1980 #398 0.024
1970 #389 0.024
1960 #408 0.019
1950 #372 0.019
1940 #367 0.020
1930 #318 0.028
1920 #312 0.029
1910 #374 0.024
1900 #366 0.023
1890 #644 0.009
1880 #904 0.004