Popularity in Brazil (by decade)

1940 1950 1960 1970 1980 1990 3,600 2,880 2,160 1,440 720 1930 2000
    

Numbers

 Udson (masculine) 
 Year   Rank   Times Used 
2000 #665 1529
1990 #734 1674
1980 #977 1187
1970 - -
1960 - -
1950 - -
1940 - -
1930 - -