Draft and minor leagues The
Seattle Mariners selected Ackley with the second overall selection in the
2009 Major League Baseball draft. Ackley signed a five-year major league contract worth $7.5 million total: a $6 million
signing bonus and $1.5 million in guaranteed salaries, with another $2.5 million possible in salaries depending on how quickly he reached the majors. The deal was later confirmed and an agreement was reached between the Mariners and his agent
Scott Boras about 15 minutes before the signing deadline. Ackley was assigned to the
Peoria Javelinas of the
Arizona Fall League joining fellow prospects
Phillippe Aumont,
Josh Fields,
Anthony Varvaro, Nick Hill, Joe Dunigan,
Carlos Triunfel and
Juan Díaz. Ackley was chosen as an Arizona Fall League Rising Star on November 2. On November 20, Ackley was named Arizona Fall League MVP. First reported by the Mariners' infield instructors, Ackley will be trying to play second base. He came to University of North Carolina as a shortstop but later moved to centerfield, and then later to first base. UNC coach Mike Fox first tried to play Ackley at second base, but later settled in the outfield. Ackley made his debut at second base for the
West Tenn Diamond Jaxx of the
Class AA Southern League on April 8, 2010, the Southern League's opening day. Ackley led off, going 0–4 with a walk and a strikeout.
Seattle Mariners The Mariners promoted Ackley from the
Tacoma Rainiers for his first major league start at second base on June 17, 2011, making him the 20,000th player to debut in the Major Leagues. Ackley hit a single in his first at bat against the
Philadelphia Phillies'
Roy Oswalt on June 17. Ackley recorded his first major league home run on June 18 and his first major league triple on June 19. Ackley finished the season with a .273 average. On March 28, 2012, Ackley made his season debut in Japan at second base. In his second at-bat, Ackley hit a home run to deep center field off right-hander
Brandon McCarthy, the first homer of the season. In 153 games of 2012, Ackley batted .226 with 12 home runs and 50 RBI. On May 4, 2013, Ackley recorded his first career
grand slam in an 8–1 victory over the
Toronto Blue Jays. On May 27, 2013, Ackley, unable to stay consistently above the
Mendoza Line, was optioned to Triple-A Tacoma to work on his offense. In 113 games of 2013, Ackley had a .253 batting average, 4 home runs, and 31 RBI. Due to the signing of
Robinson Canó, Ackley began playing in the outfield in 2014. In 2014, Ackley set career highs in home runs and in RBI, posting a .245 average with 14 home runs and 65 RBIs after moving to left field for the whole season. Ackley went 0-for-3 for the Yankees before he went on the
disabled list resulting from a
lumbar strain on August 4. After missing five weeks due to the injury, Ackley batted .288 for the remainder of the 2015 season. Overall in 2015, between both teams, Ackley played 108 total games batting .231 with 10 home runs and 30 RBI. On May 30, 2016, Ackley was placed on the 15-day disabled list due to a separated shoulder and a torn labrum requiring surgery, prematurely ending his 2016 season. In 28 games, Ackley batted .148 with 4 RBIs. On November 18, the Yankees released Ackley.
Los Angeles Angels On February 4, 2017, Ackley signed a minor league contract with the
Los Angeles Angels of Anaheim. He spent the season with the Triple-A
Salt Lake Bees, slashing .261/.340/.376 with 6 home runs and 59 RBI in 116 games with the team. He elected free agency on November 6, and re-signed with the Angels on a new minor league deal on April 4, 2018. For the second straight year, Ackley played in Salt Lake, hitting .286/.378/.398 with 4 home runs and 39 RBI in 72 games. On November 2, he elected free agency.
Seattle Mariners (second stint) On January 9, 2019, Ackley signed a minor league contract with the
Seattle Mariners that included an invite to Spring Training. On March 12, Ackley was released by the Mariners organization. ==Personal life==