What hand do Brazilians wear wedding rings on?

In Brazil, the fiancé and fiancée wear plain bands as engagement rings on their right hands, and upon saying their vows, they switch the rings to the left hand. Couples in Germany and the Netherlands often do the opposite: sporting engagement rings on the left hand and wedding rings on the right.

What nationality wears their wedding ring on the right hand?

Today, wedding rings are most commonly worn on the fourth finger of the left hand. But some countries including India, Germany, Spain, Norway, and Russia traditionally wear their wedding rings on their right hand. Overall, it seems cultural traditions and norms set the standard for this custom.