in English) (born 12 September 1969) is an Argentine professional golfer who plays mainly on the European Tour. He is known affectionately as "El Pato" in Spanish or in English as "The duck" for his waddling gait. He is a former U.S. Open champion and Masters champion. He is the first Argentine to win either The Masters or the U.S. Open.
; born 12 September 1969) is an Argentine professional golfer who plays on both the European Tour and PGA Tour. He is known affectionately as "El Pato" in Spanish ("The Duck") for his waddling gait. He is a two-time major champion, with wins at the U.S. Open in 2007 and the Masters in 2009; he was the first (and only) Argentine to win either. He also lost in a sudden death playoff at the Masters in 2013.