Mark Flindt Haastrup (born 16 April 1984) is a Danish professional golfer.Haastrup was born in Højby. He attended Georgia State University for two years before turning professional in 2007. He claimed his maiden professional victory on the second tier Challenge Tour the following year, and finished a consistent 2009 season by gaining his card for the top level European Tour at qualifying school.In his first full season on the European Tour he finished no.