He also refereed the final match between Argentina and Czech Republic on 23 July 2007.

Undiano was selected as a referee for the 2010 FIFA World Cup in South Africa.

In the 59th minute Nemanja Vidić received a yellow card for handball, also resulting in a penalty.

Undiano awarded yellow cards to Klose (2), Branislav Ivanović, Aleksandar Kolarov, Sami Khedira, Philipp Lahm, Neven Subotić, Bastian Schweinsteiger and Nemanja Vidić – a total of nine yellow cards.

[4][citation needed] He refereed the 2019 UEFA Nations League Final.