Popularity in Brazil (by decade)

1940 1950 1960 1970 1980 1990 5,500 4,400 3,300 2,200 1,100 1930 2000
    

Numbers

 Oswaldo (masculine) 
 Year   Rank   Times Used 
2000 - -
1990 - -
1980 #904 1361
1970 #623 1978
1960 #289 3836
1950 #171 5170
1940 #114 4567
1930 #65 3614