Thomas Diamond #20

  • P
  • B/T: R/R
  • 6' 3" /250

Thomas Diamond MLB Career Stats

16 1-3 6.83 29.0 36 1.76

Thomas Diamond Bio

  • Full Name: Thomas Nicklaus Diamond
  • Born: 4/6/1983 in Metairie, LA
  • Draft: 2004, Texas Rangers, 1st rd. (10th overall)
  • College: New Orleans
  • Debut: 8/3/2010
  • Last Game: 10/3/2010
View More Bio Info +
MLB Career Stats 1 3 6.83 16 3 0 29.0 36 1.76


Note: Opponent can be found on current team or on team when both players met.

Thomas Diamond Stats

*Since 2006

Thomas Diamond Advanced Stats

*Since 2006
*Since 2006

Thomas Diamond Statcast Events


Thomas Diamond Awards

Futures Game Selection

Year Team League
2005 Bakersfield CAL Class A Best Single-Game Performer

Year Team League
2005 Bakersfield CAL

Baseball America High Class A All-Star

Year Team League
2005 Bakersfield CAL

PCL Mid-Season All-Star

Year Team League
2010 Iowa PCL

Triple-A All-Star Game Top Star, PCL

Year Team League
2010 Iowa PCL

TEX Pitcher of the Week

Week Team League
05/14/2006 Frisco TEX

TEX Mid-Season All-Star

Year Team League
2006 Frisco TEX

TEX Post-Season All-Star

Year Team League
2006 Frisco TEX

CAL Pitcher of the Week

Week Team League
06/12/2005 Bakersfield CAL
06/19/2005 Bakersfield CAL

CAL Mid-Season All-Star

Year Team League
2005 Bakersfield CAL

CAL Post-Season All-Star

Year Team League
2005 Bakersfield CAL

Thomas Diamond Latest Transactions

Team Date Transaction
July 22, 2011 Rochester Red Wings released RHP Thomas Diamond.
June 20, 2011 RHP Thomas Diamond assigned to Rochester Red Wings.
June 19, 2011 Minnesota Twins signed free agent RHP Thomas Diamond to a minor league contract.
June 15, 2011 Iowa Cubs released RHP Thomas Diamond.
May 13, 2011 Chicago Cubs sent Thomas Diamond outright to Iowa Cubs.
March 15, 2011 Chicago Cubs optioned RHP Thomas Diamond to Iowa Cubs.
August 2, 2010 Chicago Cubs selected the contract of Thomas Diamond from Iowa Cubs.
January 13, 2010 Chicago Cubs invited non-roster RHP Thomas Diamond to spring training.
September 23, 2009 Chicago Cubs sent Thomas Diamond outright to Iowa Cubs.
September 21, 2009 Iowa Cubs designated Thomas Diamond for assignment.
September 21, 2009 Chicago Cubs designated RHP Thomas Diamond for assignment.
September 4, 2009 Chicago Cubs claimed RHP Thomas Diamond off waivers from Texas Rangers.
September 4, 2009 Chicago Cubs optioned Thomas Diamond to Iowa Cubs.
September 4, 2009 RHP Thomas Diamond roster status changed by Texas Rangers.
September 1, 2009 Frisco RoughRiders designated Thomas Diamond for assignment.
September 1, 2009 Texas Rangers designated RHP Thomas Diamond for assignment.
May 12, 2009 RHP Thomas Diamond assigned to Frisco RoughRiders from Oklahoma City RedHawks.
May 4, 2009 Thomas Diamond roster status changed by Oklahoma City RedHawks.

Thomas Nicklaus Diamond Bio Info

Thomas begins his second full season in Chicago's organization after he was claimed off waivers from Texas, September 4, 2009 ... he made his major league debut with the Cubs last season after starting the year at Triple-A Iowa. © Overall in 138 minor league games (98 starts), is 36-21 with two saves and a 3.84 ERA (232 ER/543.1 IP) ... struck out 591 compared to just 287 walks. © Sat out the 2007 season after undergoing "Tommy John" surgery in March of that year. © Was ranked by Baseball America as the Rangers' number four prospect following the 2006 campaign ... was rated as the club's top prospect by the publication in 2004. © Was named the Rangers' Nolan Ryan Minor League Pitcher of the Year in 2005. © Was selected by the Rangers in the first round (10th overall) of the 2004 June Draft. © Attended the University of New Orleans ... graduated from Archbishop Rummel High School (La.). 2010 Thomas spent the majority of the season with Triple-A Iowa before his promotion to Chicago, August 2 ... in his first career major league action, he went 1-3 with a 6.83 ERA (22 ER/29.0 IP) in 16 games (three starts) for the Cubs. ... Was 1-0 with a 5.63 ERA (10 ER/16.0 IP) in 13 relief appearances compared to an 0-3 mark with an 8.31 ERA (12 ER/13.0 IP) in three starts. ... Held the opponent scoreless in eight of his 13 relief outings. ... Made his big league debut, August 3, in a start against the Brewers ... fanned 10 in 6.0 innings of work and became just the second Cub since 1920 to reach 10 or more strikeouts in his big league debut - joined Mark Prior, who stuck out 10, May 22, 2002 vs. Pittsburgh. w Struck out the first four batters he faced, and seven of the first eight ... allowed three runs in Chicago's 4-3 setback. ... Allowed nine runs in a combined 7.0 innings of work in his next two starts, August 8 vs. the Reds and August 13 in St. Louis, before moving to the bullpen. ... In his first career relief appearance, August 18 vs. San Diego, tossed 2.0- shutout frames, yielding one hit and fanning two. ... Earned his first major league victory in September 1's 5-3 win over Pittsburgh, despite yielding two runs on two hits (one homer) and one walk, while fanning three in 1.2 innings of relief. ... Was 5-4 with a 3.16 ERA (38 ER/108.1 IP) in 21 starts for Iowa prior to his promotion. ... Was named to the Pacific Coast League All-Star team ... he started the game, tossing 2.0-scoreless innings en route to PCL Star of the Game honors. ... At the time of his call-up, his 104 strikeouts ranked second in the Pacific Coast League and his 3.16 ERA ranked fifth-lowest. 2009 Thomas went 2-3 with one save and a 4.20 ERA (26 ER/55.2 IP) in 38 games (one start) with Double-A Frisco and Triple-A Oklahoma City ... was designated for assignment by Texas September 1 and was claimed off waivers by Chicago September 4...Went 1-0 with a 6.55 ERA (8 ER/11.0 IP) in six games (one start) in the first Triple-A action of his career, April 10-May 1...Limited opponents to a .273 average (12-for-44) ...Made his lone start of the season in Oklahoma City's 8-3 win over Memphis April 18 ... tossed 2.0 scoreless innings, yielding just one hit and one walk...Was sidelined, May 1-12, with right-shoulder tendinitis ... joined Double- A Frisco after coming off the disabled list...Posted a 1-3 mark with one save and a 3.63 ERA (18 ER/44.2 IP) in 32 games for Frisco ... held left-handed hitters to a .213 mark (20-for-94)...Had a monthly-low 2.08 ERA (3 ER/13.0 IP) in eight July appearances...Was claimed off waivers by the Cubs September 4 and optioned to Triple- A Iowa the same day ... was outrighted to Iowa September 23. 2008 Opened the year in extended spring training as he returned from elbow surgery, then went 3-3 with a 6.20 ERA (37 ER/53.2 IP) in 12 games/11 starts after joining Frisco (AA) in late May...battled a bone spur in his right ankle, enduring a disabled list stint before trying to return, and then shutting it down for the season with surgery...had surgery to shave down the bone spur in the ankle in September...operation was performed in Frisco by Dr. John Crates...opponents batted .267 (54-202) with 3 homers, 37 walks, and 47 strikeouts...lefties batted .288 (15-52) with right-handers at .260 (39-150)...pitched at least 5.0 innings 4 times, including seasonhigh 6.0 frames in win on June 23 vs. Corpus Christi...issued multiple walks in 11 of 12 outings...made season debut May 21 at Tulsa, allowing 6 runs in 4.2 innings, his first professional appearance since spring training of 2007...allowed 9 runs in 4.0 innings in loss June 30 at Arkansas, and was placed on the disabled list July 1-19 with the bone spur issue in his right ankle...returned to make 4 more appearances, including a 4.0-inning relief outing on July 30 vs. Midland...made final appearance on Aug. 4 at San Antonio, taking no decision (4.0 IP, 8 H, 3 R-ER)...was placed on DL on Aug. 12 for duration of season before undergoing surgery in September. 2007 Underwent Tommy John surgery in March and missed the season ... was added to the Rangers' 40-man roster November 19. 2006 Spent the entire season with Double-A Frisco, going 12-5 with a 4.24 ERA (61 ER/129.1 IP) and 145 strikeouts in 27 starts ... set a Frisco franchise record for wins and strikeouts...Among Texas minor league pitchers, tied for the lead in wins, ranked second in strikeouts and tied for eighth in ERA...Named a Texas League mid-season and post-season All-Star...Was on the disabled list, June 20-July 30, with forearm cramping. 2005 Named as the Texas Rangers Nolan Ryan Minor League Pitcher of the Year in his first full professional season...split the campaign between Bakersfield (A) and Frisco (AA), combining to go 13-4 with a 3.53 ERA (59 ER/150.1 IP) and 169 strikeouts in 28 games/starts...led all Texas full-season minor leaguers in wins, ERA and strikeouts...earned Rangers Minor League Pitcher of the Month honors in May and June, going 5-0, 1.66 (11 ER/59.2 IP) with 78 strikeouts in 10 games/starts for Bakersfield and Frisco during that two-month stretch...ranked by Baseball America as the Rangers' 3rd-best prospect during the offseason...tabbed by the same publication as the 4th-best prospect in the Texas League and the 8th-best prospect in the California League.

Bakersfield: Started the season with the Blaze, going 8-0 with a 1.99 ERA (18 ER/81.1 IP) in 14 games/starts...held California League batters to a .191 (53-277) average, including a .136 (12-88) mark in June...went 3-0 with a 3.16 ERA (9 ER/25.2 IP) over 5 games/starts, through April 30...was 5-0, 1.46 (9 ER/55.2 IP) with 72 strikeouts over final 9 games/starts to lower Cal League ERA from 3.16 to 1.99...registered wins in each of his final 4 Bakersfield starts, posting a 1.01 ERA (3 ER/26.2 IP) during that span...recorded 5 or more strikeouts in 11 of 14 outings, including season-high 14 K's on June 9 vs. Lancaster and June 19 at High Desert...did not allow an earned run in 6 of 14 starts...tossed first career complete game shutout in final start with the Blaze on June 19 at High Desert...did not walk a batter and allowed just one hit, a single by High Desert catcher Jared Price with one out in the 3rd inning... Price was later picked off by Blaze catcher Justin Hatcher, as Diamond faced the minimum of 27 batters in his shutout performance... following the hit, Diamond recorded the game's final 20 outs in order...the CG SHO was one of just 3 in the California League in 2005, and the only one-hitter...recorded 10 strikeouts in 6.0 scoreless innings on May 29 at Lake Elsinore and tallied 14 K's in 7.0 scoreless frames on June 9 vs. Lancaster...held left-handers to a .162 (23-142) average and right-handers to a .222 (30- 135) mark...earned California League Pitcher of the Week honors in consecutive weeks, from June 6-12 and June 13-19...was selected as a mid-season All-Star, but did not participate in the California League-Carolina League All-Star Game after being promoted to Frisco...named as a California League Postseason All-Star, despite appearing in just 14 games for the Blaze...led the Cal League in ERA and strikeouts and was tied for the league lead in wins at the time of his promotion.

Frisco: Promoted to Frisco on June 21...went 5-4 with a 5.35 ERA (41 ER/69.0 IP) and 68 strikeouts in 14 games/starts with the RoughRiders...made Double-A debut on June 27 vs. Tulsa, allowing 2 runs in 4.0 innings...earned first Frisco win in his next start, on July 2 vs. San Antonio, allowing 2 runs (one earned) in 7.0 innings...lost both of his next 2 outings, allowing 9 earned runs in 7.0 innings to raise ERA from 2.45 to 6.00...won each of his next 3 starts, from July 19-29, posting a 2.41 ERA (5 ER/18.2 IP) to lower ERA to 4.17...tossed 6.0 scoreless innings in last game of the stretch, on July 29 at Corpus Christi...was 1-2, 6.68 (24 ER/32.1 IP) over his final 7 games/starts to raise ERA to 5.35...earned lone win in that season-ending stretch on August 30 at San Antonio, allowing 2 runs with 10 strikeouts in 7.0 innings...tossed 5.0 or more innings in 7 of 14 starts...recorded at least 5 K's in 9 of 14 outings...held opposing batters to a .249 average, .270 (31-115) against left-handers and .233 (35-150) against righties...went 2-2, 7.09 (26 ER/33.0 IP) in 7 games/starts at home and 3-2, 3.75 (15 ER/36.0 IP) in 7 games/starts away from Frisco's Dr. Pepper/Seven Up Ballpark...held opposing batters to a .207 (28-135) average on the road...opposing batters hit just .231 (25-108) in 6 games/starts in August. 2004 Split his first professional season with Single-A Spokane and Single-A Clinton, going a combined 1-2 with a 2.15 ERA (11 ER/46.0 IP) in 12 games (10 starts) ... was the 10th overall selection in the 2004 June Draft.