Alberto Martín Magret (born August 20, 1978 in Barcelona) is a tennis player from Spain, who turned professional in 1995.
He reached a career high singles ranking of 34 in 2001, but as of October 2007 had fallen out of the top 100 in the ATP rankings. He has earned more than $3,500,000 in prize money, having won three singles titles and three doubles titles. Martín plays right-handed, and is 1.75 m tall.
Martin's best Grand Slam performance was reaching the fourth round of Roland Garros in 2006. En route to this performance, Martín's first round win was his first victory over former World number 1 Andy Roddick in their fifth encounter. Martín led by two sets when Roddick retired with an ankle injury. Martín also beat Lleyton Hewitt in the first round where Hewitt was seeded first at the 2002 Australian Open, 1–6, 6–1, 6–4, 7–6 (4). However, Hewitt had been recovering from chickenpox at the time of his victory.