Pedzisa mutsara unotevera: Del Olmo akawanawo mitambo 51 uye 3 zvinangwa zvechikwata chenyika yeMexico. Akaita mutambo wake wepasi rose musi wa 29 Chikumi 1993 vachipesana neCosta Rica, mukukunda 2 <unk> 0. Pasi pemurairidzi Miguel Mejia Baron, del Olmo akamiririra Mexico muCONCACAF Gold Cup yegore iroro uye akaita chikwata che1994 FIFA World Cup, kwaakatamba mumitambo yekutanga yeMexico neNorway, Ireland neItaly. Akaonekawo pa
1995 Copa América uye 1996 CONCACAF Goridhe Cup, pamwe nemakwikwi akati wandei e1998 FIFA World Cup, asi akarasikirwa nechikwata chaManuel Lapuente chekupedzisira cheNdebe yeNyika. Mushure mekusavapo kwenguva refu muchikwata, del Olmo akayeuchidzwa pazera remakore makumi matatu nemaviri naEnrique Meza muna 32. Akawana kapu yake yekupedzisira musi wa16 Chikumi 2001 mukurasikirwa ne2<unk>1 kuEstadio Azteca kuCosta Rica mumutambo wekukodzera we2002 FIFA World Cup.