Kari Seitz is an American professional soccer referee and the most experienced female referee in the World (out of the male and female referees) She participated in four FIFA Women's World Cup tournaments in (1999, 2003, 2007 and 2011), as well as four Olympic soccer tournaments (2004, 2008, 2012 and 2016) and is the only referee — man or woman — to do so. In October 2013, she announced she would be retiring later in the month after a 28-year career.