The Mariners invited Taylor to spring training in 2014. Following spring training, he was assigned to the Tacoma Rainers of the Class AAAPacific Coast League. He appeared in the Triple-A All-Star Game, and was named the PCL's Top Star. After batting.328 with five home runs, 37 RBIs, and 63 runs scored in 75 games while playing shortstop and second base, the Mariners promoted Taylor to the major leagues on July 24 to replace the injured Willie Bloomquist who was placed on the 15-day disabled list, where he played shortstop, second base, and third base. He collected his first major-league hit, a single, on the same day against the Baltimore Orioles. During spring training in 2015, Taylor fractured his wrist when he was hit by a pitch. After he recovered from his injury, he began the 2015 season with AAA Tacoma, playing shortstop and second base. He would have a stint with the Mariners later in the year, but was sent back to Tacoma after RHP Mayckol Guaipe was called up. On May 21, 2016 Chris was recalled from AAA Tacoma to replace the injured Ketel Marte. For the 2015 major league season, he batted.170/.220/.223 with no home runs and one RBI in 94 at bats, while playing shortstop, second base, and third base.
On June 19, 2016, the Mariners traded Taylor to the Los Angeles Dodgers in exchange for Zach Lee. The Dodgers optioned him to the Oklahoma City Dodgers of the PCL. He was called up to the majors on June 25, 2016. On July 15, 2016, Taylor hit his first major league career home run, a grand slam, off Silvino Bracho of the Arizona Diamondbacks. He also had a double, a triple, drove in six runs, and fell just short of hitting for the cycle. He was the third Dodgers player in history to have his first career homer be a grand slam and the third Dodgers second baseman to have at least six RBIs in a game. He played in 34 games for the Dodgers in 2016, hitting.207/.258/362 with one home run and 7 RBIs, primarily playing shortstop.
2017
Taylor did not make the club out of spring training in 2017, and was assigned to Oklahoma City to begin the season, for whom he batted.233/.327/.442 with one home run and 5 RBIs in 43 at bats. He was recalled to the Dodgers on April 19. On July 6, against the Arizona Diamondbacks, Taylor hit his first career walk-off hit, driving in Logan Forsythe to win the game 5-4. For the 2017 season, he batted.288/.354/.496 with 21 home runs and 72 RBIs and 142 strikeouts in 514 at bats, splitting time between center field, left field, second base, shortstop, and third base. On October 14, 2017, Taylor hit his first career postseason home run, off Héctor Rondón of the Chicago Cubs, in Game 1 of the 2017 National League Championship Series. Taylor and Justin Turner were selected as the co-MVPs of the NLCS. On October 24, Taylor hit a home run on the first pitch by Astros' pitcher Dallas Keuchel to begin Game 1 of the 2017 World Series. Overall, in the 2017 post-season, Taylor hit.254 with three home runs and seven RBI in 15 games as the Dodgers lost the World Series in seven games.
2018
In his third season with the Dodgers, Taylor posted a.254/.331/.444 slashline with 17 home runs, 63 RBIs and 9 stolen bases in 604 plate appearances, and led the National League with 178 strikeouts. He reached career highs in games played, runs scored, doubles, triples, and walks. With teammate Corey Seager missing most of the season due to a right UCL strain, requiring Tommy John Surgery, Taylor spent the majority of the season at shortstop. He also played center field, left field, second base, and third base. On September 10, 2018, Taylor was selected to represent MLB in the 2018 MLB Japan All-Star Series. In the post-season, Taylor had only one hit in four at-bats in the 2018 NLDS, but his hit was a homer. In the 2018 NLCS, he had eight hits in 22 at-bats and in the 2018 World Series, he had two hits in 18 at-bats.
2019
In 2019, Taylor returned to his utility role, playing in 124 games. He hit.262 with 12 homers and 52 RBIs, and 115 strikeouts in 366 at bats.
2020
On February 7, 2020, Taylor signed a two-year, $13.4 million, contract extension with the Dodgers to avoid salary arbitration.
Personal life
Taylor's father, Chris Sr., and grandfather, Armand, attended Virginia Tech, where they competed on the wrestling team.