Jason Bay led the 2009 Boston Red Sox in RBIs with 119.
The RBI leader for the 2007 Red Sox was Mike Lowell with 120. David Ortiz was second with 117.
Through the 2009 season, that was Dave Parker with 125 RBIs in 1985.
Jacoby Ellsbury who had over 30 homers and steals and over 100 rbis
Mike Lowell
Red Ruffing. Hall of Famer Red Ruffing played 22 seasons with the Boston Red Sox, New York Yankees, and Chicago White Sox between 1924-1942 and 1945-1947. He had 273 career RBIs and a batting average of .269 with 98 doubles (also an MLB record for pitchers), 13 triples, and 36 home runs.
As of the 2008 season, the last five batters to win a triple crown have played in the American League: 1967 - Carl Yastremski, Boston Red Sox, 44 HRs, 121 RBIs, .326 BA 1966 - Frank Robinson, Baltimore Orioles, 49 HRs, 122 RBIS, .316 BA 1956 - Mickey Mantle, New York Yankees, 52 HRs, 130 RBIs, .353 BA 1947 - Ted Williams, Boston Red Sox, 32 HRs, 114 RBIs, .343 BA 1942 - Ted Williams, Boston Red Sox, 36 HRs, 137 RBIs, .356 BA
That was Bill Buckner in the 1985 season. He hit .299 in 162 games and 673 at bats with 46 doubles, 16 HRs, and 110 RBIs.
Mike Lowell led the Red Sox in RBIs in the 2007 season with 120. David Ortiz was second with 117.
Vladimir Guerrero Guerrero had 9 RBIs against the Boston Red Sox on June 2, 2004. He went 4 for 4 with 2 HRs, a double, and a single.
That was Manny Ramirez who also had 44 doubles, 43 home runs, and 130 RBIs.
The Boston Red Sox
Carl Yastrzemski played 23 seasons with the Red Sox, the most of any player.