What is the highest number of Yellow Cards shown in a single match of 2006 FIFA World Cup?

16

16, in portugal-netherlands
i thought everybody knew that lol

16 and in the match between Potugal and Nederlands in the round of 16.

16, in the Portugal-Netherlands match in the round of 16. Four of those 16 were second yellows on players, so there were also four red cards. The referee was Valentin Ivanov, of Russia.

The match between Portugal and Netherlands produce 16 yellow cards.

I think it was something like 13.