Frederick Blair Stanley (born August 13, 1947) is an American former professional baseball shortstop, who played in Major League Baseball (MLB) from 1969 to 1982 for the Seattle Pilots / Milwaukee Brewers, Cleveland Indians, San Diego Padres, New York Yankees, and Oakland Athletics.

Stanley was a favorite player of Phil Rizzuto, who did the color analysis for the Yankees during this timeframe.

On September 8, 1973, Stanley hit the last grand slam at the original Yankee Stadium.

[2] Prior to that, he held several positions in the Giants' organization, including spending 2000–2004 as a minor league manager.

Stanley was the last active player in the major leagues to have played for the short-lived Seattle Pilots franchise.