Popularity in Spain (by decade)

1930 1940 1950 1960 1970 1980 1990 2000 0.070% 0.056% 0.042% 0.028% 0.014% 1920 2010
         

Numbers

 Isaias (masculine) 
 Year   Rank   Percent Used 
2010 #462 0.016
2000 #450 0.014
1990 - -
1980 #490 0.015
1970 - -
1960 - -
1950 #446 0.015
1940 #353 0.020
1930 #296 0.031
1920 #293 0.034