Vanina Paola Sánchez Berón (born March 13, 1979 in San Martín de los Andes, Neuquén) is an Argentine taekwondo practitioner. She is a three-time medalist at the Pan American Games, and a silver medalist for the 60 kg division at the 1995 World Taekwondo Championships in Manila, Philippines. Sanchez made her official debut for the 2004 Summer Olympics in Athens, where she competed in the women's welterweight category (67 kg). She lost the first preliminary match to Philippines' Mary Antoinette Rivero by a superiority decision from the judges, with a score of 10–10.