Resides in Forney, TX...Attended Bishop Lynch High School in Dallas, TX, and the University of Texas-Permian Basin in Odessa, TX...Signed by Gerald Turner.
Graduated from Bishop Lynch High School in Dallas, Texas in 2004...played for a Dallas area traveling squad called the Dallas Tigers with LHP Clayton Kershaw, and a Junior Olympics team with DH Billy Butler, RHP Homer Bailey and OF Justin Upton...was recruited to play at the collegiate level with Rice and Texas A&M...accepted a scholarship to TAMU but did not attend.
Attended Seminole State College in 2005, but was sidelined by a knee injury...dropped out of school in early 2006.
After a few years out of baseball, chose to attend the University of Texas-Permian Basin in 2009... in his only season with UTPB, led the Falcons in nearly every offensive category...was named to the All-Heartland Baseball First Team...led UTPB with a .403 average, 12 home runs, 54 runs, 62 RBI, 35 walks and a .519 on-base percentage in helping the Falcons to a 38-21 record.
Following the 2010 season, was drafted by the Braves in the 23rd round in the 2010 draft...signed by Braves scout Gerald Turner.
Was one of two players the Astros received from Atlanta in exchange for RHP Mike Foltynewicz, IF Rio Ruiz and RHP Andrew Thurman on Jan. 14, 2015...is signed to a one-year contract that runs through 2015.
Appeared on his second Opening Day roster with the Braves...set career highs in almost every offensive category: games (108), at-bats (401), hits (97), homers (22), average (.263), OBP (.317) and SLG (.493)...became the second catcher in Braves franchise history to hit 20 homers in each of his first two seasons...C Earl Williams sets the record from 1971-72...his 22 home runs ranked second among Braves hitters and second among National League catchers...ranked second on the Braves with 13 game-winning RBI, behind OF Justin Upton (14)...became only the fifth player in Braves franchise history to tally at least 38 doubles and 43 homers in each of his first two seasons with the club...the last player to do so was OF Jeff Francoeur from 2005-06 (44 2B, 43 HR)...had a career-high 20-game hitting streak from May 24-June 24...batted .386 (32x83) with eight homers and 21 RBI...the streak marked the longest by a catcher since C Ivan Rodriguez had a 24-game streak in 2004 with Detroit...batted .353 (30x85) in June which ranked sixth in the National League...clubbed five homers in 10 games from April 14-26...posted his first career four-hit game on April 16 at PHI...batted .348 (16x46) from April 11-27, raising his batting average .103 points...collected his first career triple on May 13 at SF off RHP Ryan Vogelsong...homered in his first two at-bats on May 25 vs. COL (both off LHP Franklin Morales) for his third career multi-homer game and second of the season...hit his 22nd homer, which was a game-winning, 10th inning bomb on Sept. 6 at MIA...went 3x4 in the contest...missed 10 games in September after being diagnosed with strep throat on Sept. 8 and having a kidney stone on Sept. 17...placed on the 15-day Disabled List from July 1-21 (retroactive to June 29) with a bulging thoracic disk in his back and missed 17 games...appeared in four games with Triple A Gwinnett on rehab assignment.
Made an opening day roster for the first time in his career in his fourth professional season and batted .243 (86-for-354) with 21 home runs, 65 RBI in 105 games in his rookie season. Made his Major League debut on 4/3 vs. PHI. Homered to lead off the fourth inning to become the seventh player in Atlanta history to hit a home run in his MLB debut, joining Bob Horner (1978), Jermaine Dye (1996), Marty Malloy (1998), Jeff Francoeur (2005), Jordan Schafer (2009) and Jason Heyward (2010). Defensively made 91 starts, including 47 in left field, 38 at catcher, four at first base and two as the DH. Made his first career appearance on a postseason roster. He started all four games of the National League Division Series vs. LAD in left field and batted in the No. 4 spot in the lineup. Batted .357 (5-for-14) with one RBI, two walks and a .438 on-base percentage in four games during the National League Division Series vs. LAD. Through his first three games of the NLDS, was 5-for-10 (.500) with a .538 on-base percentage. Went 0-for-4 in Game 4. Became just the ninth rookie in Braves history to hit 20 homers in a season. Is only the seventh rookie in club history to hit at least 20 doubles and 20 homers. Despite making just 91 starts (played in 105 total games), led all Major League rookies in RBI (65) and GW-RBI (11), and ranked second in home runs (21). Drilled a pinch-home run in 4/18's eighth inning in his first career pinch-hit at-bat. According to the Elias Sports Bureau, Gattis became the first rookie to homer in his first career pinch-hit plate appearance since Yasmani Grandal hit a pinch-home run on 7/4/12. Claimed back-to-back National League Rookie of the Month honors in April and May, becoming the first player to win back-to-back NL Rookie of the month honors since teammate Jason Heyward (2010, April and May). In April, led MLB rookies in home runs (6), RBI (16), and slugging percentage (.566) and hit .250 (19-for-76) with five game-winning RBI. In 22 May games (.303), led all rookies with 16 RBI while his six home runs tied for first. Finished in the top 10 among National League rookies in slugging percentage (3rd, .480), extra-base hits (4th, 42), total bases (5th, 170), doubles (6th, 21), runs (7th, 44), and outfield assists (10th, 3). Went 6-for-10 (.600) with five extra-base hits and four runs scored in 13 plate appearances as a pinch-hitter. Drilled his fourth career pinch-hit home run in just his eighth career pinch at-bat on 6/10 at SD. The franchise mark for pinch home runs in a season is five (Butch Nieman, 1945). Through his first 43 career at-bats, recorded five home runs to become the first rookie to record at least five homers in his first 43 career at-bats since three players did so in 2008 (Taylor Teagarden, Matt Joyce and Chris Davis). Posted his first career multi-homer game on 9/8 at PHI with both shots coming off of Cole Hamels. Place on the disabled list on 6/18 with a right oblique strain. Activated off the DL on 7/14 after playing two rehabilitation games (.125, 1-for-8) at Gwinnett (AAA). Over his last 11 games of the season, since 9/18 on, batted .302 (13-for-43) with four extra-base hits and six RBI. In his last six games, went 10-for-24 (.417) with a 1.065 OPS. Went just 5-for-36 (.139) in 13 August games. Was optioned to Triple-A Gwinnett on 8/31 and went 6-for-13 (.462) with three doubles, one home run and a .500 on-base percentage over a three-game stint. Recalled by Atlanta on 9/3. Clubbed his first career grand slam (10th career home run) with two outs (3-0 count) in the fourth inning on 5/22 off MIN's Vance Worley. Smacked his third pinch-home run on 5/21 vs. MIN with a game-tying solo shot in the ninth inning. According to the Elias Sports Bureau, he became the fifth rookie in Atlanta Braves history to hit a game-tying or go-ahead home run in the ninth inning or later as a pinch-hitter joining Jim Breazeale (1972), Ryan Klesko (1993 and 1994), Steve Sisco (2000) and Brooks Conrad (2010). Made his first career start in left field on 5/6 at CIN (1-for-4, 1 2B, 1 RBI, 1 E). His first career start at first base came on 4/12 at WSH (0-for-4, 1 BB, 1 E). Homered in five of the first six ballparks he played in.