Matsui, 35, who drove in six runs in the Yankees' Game 6 World Series clincher against the Philadelphia Phillies, and Damon were in the final year of four-year contracts.
Others filing included Pedro Feliz, who played third base for Philadelphia; reliever Chan Ho Park of the Phillies; outfielder Coco Crisp of the Kansas City Royals; reliever Brandon Lyon of the Detroit Tigers; outfielder Gary Sheffield of the New York Mets; and shortstop Orlando Cabrera of the Minnesota Twins.
One-hundred-fifty-one players have now filed for free agency.
Copyright 2009 by United Press International.