Rubuta ci gaba don wannan sakin layi - Romero shine mai tsaron gidan da ya fi kowa a tarihin tawagar kasar Argentina, yana wasa sama da sau 90 tun lokacin da ya fara bugawa a 2009. Ya wakilci Argentina a gasar cin kofin duniya guda biyu da kuma a gasar Copa América guda uku, inda ya zama zakara a gasar cin kofin duniya ta FIFA ta 2014, da kuma a gasar Copa América ta 2015 da 2016.
gasa. Ya kuma kasance wani ɓangare na tawagar da ta lashe zinare a gasar Olympics ta 2008.