Answer
Marcos Ambrose won at Watkins Glen International a total of six times, winning the Nationwide Series race in 2003, 2004, and 2005, and the Sprint Cup Series race in 2009, 2010, and 2011. He is the only driver to have won six races at Watkins Glen International, and he is also the only driver to have won the Nationwide Series race at Watkins Glen International three times in a row.