Popularity in Brazil (by decade)

1940 1950 1960 1970 1980 1990 13,000 10,400 7,800 5,200 2,600 1930 2000
    

Numbers

 Wiliam (masculine) 
 Year   Rank   Times Used 
2000 #250 6219
1990 #195 10686
1980 #292 6718
1970 #556 2221
1960 #939 868
1950 - -
1940 - -
1930 - -