Jae Weong Seo (;

Hanja Hanja (Hangul: ; Hanja: , ), alternatively known as Hancha, are Chinese characters () used in the writing of Korean. Hanja was used as early as the Gojoseon period, the first ever Korean kingdom. (, ) refers to Sino-Korean vocabulary, ...

: 徐在應; ; born May 24, 1977), usually referred to as simply Jae Seo and pronounced "Jay So", is a retired South Korean professional baseball pitcher. He played in

Major League Baseball Major League Baseball (MLB) is a professional baseball organization and the oldest major professional sports league in the world. MLB is composed of 30 total teams, divided equally between the National League (NL) and the American League (AL) ...

(MLB) for the

New York Mets The New York Mets are an American professional baseball team based in the New York City borough of Queens. The Mets compete in Major League Baseball (MLB) as a member of the National League (NL) East division. They are one of two major leagu ...

Los Angeles Dodgers The Los Angeles Dodgers are an American professional baseball team based in Los Angeles. The Dodgers compete in Major League Baseball (MLB) as a member club of the National League (NL) West division. Established in 1883 in the city of Brookly ...

, and

Tampa Bay Devil Rays The Tampa Bay Rays are an American professional baseball team based in St. Petersburg, Florida. The Rays compete in Major League Baseball (MLB) as a member club of the American League (AL) East division. Since its inception, the team's home ve ...

. Seo subsequently returned to South Korea to join the

KBO League The KBO League (), officially the Shinhan Bank SOL KBO League, is the highest level league of baseball in South Korea. The KBO League was founded with six franchises in 1982 and is the most popular sports league in South Korea. The Kia Tigers are ...

Kia Tigers Kia Tigers ( ko, KIA 타이거즈) are a South Korean professional baseball team founded in 1982 and based in the southwestern city of Gwangju. Until 2001, they were known as the Haitai Tigers. The Tigers are a members of the KBO League and are ...

Career

Seo attended

Gwangju Jeil High School Gwangju Jeil High School ( ko, 광주제일고등학교) is a boys' high school in Gwangju, South Korea. It has 840 students in grades 10, 11, and 12.Keh, Andrew"School Spirit May Be Metaphysical for South Korean Baseball Players,"''New York T ...

(graduating in 1996),Keh, Andrew
"School Spirit May Be Metaphysical for South Korean Baseball Players,"
''New York Times'' (Oct. 2, 2015). and

Inha University Inha University (인하대학교(仁荷大學校)) is a private research university located in Incheon, South Korea. Known traditionally for research and education in the engineering and physical sciences, the University was established by the ...

Incheon, South Korea Incheon (; ; or Inch'ŏn; literally "kind river"), formerly Jemulpo or Chemulp'o (제물포) until the period after 1910, officially the Incheon Metropolitan City (인천광역시, 仁川廣域市), is a city located in northwestern South Kore ...

, where he led his team to the Korean collegiate championship in 1997. In , Seo was signed as a

free agent In professional sports, a free agent is a player who is eligible to sign with other clubs or franchises; i.e., not under contract to any specific team. The term is also used in reference to a player who is under contract at present but who is a ...

by the New York Mets. After an excellent first year of professional play, Seo underwent

reconstructive surgery Reconstructive surgery is surgery performed to restore normal appearance and function to body parts malformed by a disease or medical condition. Description Reconstructive surgery is a term with training, clinical, and reimbursement implica ...

on his elbow in . He did not pitch again until . On July 21, , Seo made his major league debut with a scoreless inning of

relief Relief is a sculptural method in which the sculpted pieces are bonded to a solid background of the same material. The term '' relief'' is from the Latin verb ''relevo'', to raise. To create a sculpture in relief is to give the impression that th ...

against the

Cincinnati Reds The Cincinnati Reds are an American professional baseball team based in Cincinnati. They compete in Major League Baseball (MLB) as a member club of the National League (NL) National League Central, Central division and were a charter member of ...

. In , Seo spent the entire season with the Mets as a starting pitcher. He logged 188

innings pitched In baseball, innings pitched (IP) are the number of innings a pitcher has completed, measured by the number of batters and baserunners that are put out while the pitcher is on the pitching mound in a game. Three outs made is equal to one inning ...

and 31

games started In baseball statistics, games started (denoted by GS) indicates the number of games that a pitcher has started for his team. A pitcher is credited with starting the game if he throws the first pitch to the first opposing batter. If a player is list ...

, both tops among

rookie A rookie is a person new to an occupation, profession, or hobby. In sports, a ''rookie'' is a professional athlete in their first season (or year). In contrast with a veteran who has experience and expertise, a rookie is usually inexperienced ...

pitchers in the

National League The National League of Professional Baseball Clubs, known simply as the National League (NL), is the older of two leagues constituting Major League Baseball (MLB) in the United States and Canada, and the world's oldest extant professional team ...

that year. In , Seo struggled, splitting his time between the Mets and the Triple-A

Norfolk Tides The Norfolk Tides are a Minor League Baseball team of the International League and the Triple-A affiliate of the Baltimore Orioles. They are located in Norfolk, Virginia, and are named in nautical reference to the city's location on the Chesapea ...

. When he first pitched in the major leagues, he had two pitches – a

fastball The fastball is the most common type of pitch thrown by pitchers in baseball and softball. " Power pitchers," such as former American major leaguers Nolan Ryan and Roger Clemens, rely on speed to prevent the ball from being hit, and have t ...

which topped out at 91–92 miles per hour (he threw in the mid-90s before

Tommy John surgery Ulnar collateral ligament reconstruction, colloquially known as Tommy John surgery (TJS), is a surgical graft procedure where the ulnar collateral ligament in the medial elbow is replaced with either a tendon from elsewhere in the patient's ...

), and a deceptive

changeup A changeup is a type of pitch in baseball and fastpitch softball. The changeup is a staple off-speed pitch often used in a pitcher's arsenal, usually thrown to look like a fastball but arriving much more slowly to the plate. Its reduced speed ...

in the mid 80s. Not being able to throw as hard as earlier in his career meant it was important for Seo to maintain a high degree of control over his pitches which, on occasion he was unable to do. This, along with Seo's reluctance to change his pitching mechanics, led to confrontations with Mets' pitching coach

Rick Peterson Erick Harding "Rick" Peterson (born October 30, 1954) is a former pitcher and pitching coach in Major League Baseball. He was most recently the director of pitching development for the Baltimore Orioles. He was a pitcher in the Pittsburgh Pirates ...

. In , Seo seemed to have taken heed of this advice, developing a

slider Slider or Sliders may refer to: Arts * K.K. Slider, a fictional character within the ''Animal Crossing'' franchise * ''The Slider'', a 1972 album by T. Rex * ''Sliders'' (TV series), an American science fiction and fantasy television series * S ...

, splitter, and

curveball In baseball and softball, the curveball is a type of pitch thrown with a characteristic grip and hand movement that imparts forward spin to the ball, causing it to dive as it approaches the plate. Varieties of curveball include the 12–6 curv ...

. The Mets' surplus of

pitcher In baseball, the pitcher is the player who throws ("pitches") the Baseball (ball), baseball from the pitcher's mound toward the catcher to begin each play, with the goal of out (baseball), retiring a batter (baseball), batter, who attempts to e ...

s resulted in his spending much of the year at Norfolk. However, he was called up to the majors in early August 2005, and pitched extremely well. On January 4, , Seo was dealt to the

along with

Tim Hamulack Timothy Wm. Alexander Hamulack (born November 14, 1976) is an American former professional baseball pitcher. Hamulack is 6' 4" and weighs 220 pounds. He throws left-handed. Professional career He was drafted in the 32nd round of the 1995 Major ...

in exchange for relievers Duaner Sánchez and Steve Schmoll. On June 26, he was traded by the Dodgers, along with

catcher Catcher is a position in baseball and softball. When a batter takes their turn to hit, the catcher crouches behind home plate, in front of the (home) umpire, and receives the ball from the pitcher. In addition to this primary duty, the catcher ...

Dioner Navarro Dioner Favian Navarro Vivas (born February 9, 1984) is a Venezuelan former professional baseball catcher. He played in Major League Baseball (MLB) for the New York Yankees, Los Angeles Dodgers, Tampa Bay Rays, Cincinnati Reds, Chicago Cub ...

and

outfielder An outfielder is a person playing in one of the three defensive positions in baseball or softball, farthest from the batter. These defenders are the left fielder, the center fielder, and the right fielder. As an outfielder, their duty is to c ...

Justin Ruggiano to the

in exchange for pitcher

Mark Hendrickson Mark Allan Hendrickson (born June 23, 1974) is an American former baseball and basketball player. Hendrickson was a pitcher in Major League Baseball (MLB) and played power forward in the National Basketball Association (NBA) and Continental Bas ...

and catcher

Toby Hall Toby Jason Hall (born October 21, 1975) is an American former professional baseball catcher. He played in Major League Baseball (MLB) from 2000 to 2008, primarily with the Tampa Bay Devil Rays. Listed at and , he batted and threw right-handed. C ...

. Seo made his debut with the Rays on June 28, 2006, against the

Florida Marlins The Miami Marlins are an American professional baseball team based in Miami. The Marlins compete in Major League Baseball (MLB) as a member club of the National League (NL) East division. The club's home ballpark is LoanDepot Park. The fra ...

, pitching two scoreless

inning In baseball, softball, and similar games, an inning is the basic unit of play, consisting of two halves or frames, the "top" (first half) and the "bottom" (second half). In each half, one team bats until three outs are made, with the other tea ...

s. In , despite his strong performance during

spring training Spring training is the preseason in Major League Baseball (MLB), a series of practices and exhibition games preceding the start of the regular season. Spring training allows new players to try out for roster and position spots, and gives estab ...

, he recorded a 3–4 record with an 8.13

ERA An era is a span of time defined for the purposes of chronology or historiography, as in the regnal eras in the history of a given monarchy, a calendar era used for a given calendar, or the geological eras defined for the history of Earth. Com ...

. He was then sent to the Triple-A

Durham Bulls The Durham Bulls are a Minor League Baseball team of the International League and the Triple-A affiliate of the Tampa Bay Rays. They are located in Durham, North Carolina, and play their home games at Durham Bulls Athletic Park, which opened i ...

and had a solid season of 9–4 with 3.69 ERA. On December 11, , Seo signed with the Kia Tigers of the

Korea Professional Baseball The KBO League (), officially the Shinhan Bank SOL KBO League, is the highest level league of baseball in South Korea. The KBO League was founded with six franchises in 1982 and is the most popular sports league in South Korea. The Kia Tigers are ...

League.

International play

Seo was selected and played for the South Korean national team in the

World Baseball Classic The World Baseball Classic (WBC) is an international baseball tournament sanctioned from 2006 to 2013 by the International Baseball Federation (IBAF) and after 2013 by World Baseball Softball Confederation (WBSC) in partnership with Major Leagu ...

. He pitched extremely well, having tied with the second lowest ERA in the tournament with the

Dominican Republic The Dominican Republic ( ; es, República Dominicana, ) is a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean region. It occupies the eastern five-eighths of the island, which it shares with ...

Bartolo Colón Bartolo Colón (born May 24, 1973), nicknamed "Big Sexy," is a Dominican-American professional baseball pitcher. He has played for 11 different Major League Baseball (MLB) teams: the Cleveland Indians (1997–2002), Montreal Expos (2002), Chicago ...

, with a 0.64 ERA. In the semi final game against Japan, in 6 innings Seo did not allow a single

run Run(s) or RUN may refer to: Places * Run (island), one of the Banda Islands in Indonesia * Run (stream), a stream in the Dutch province of North Brabant People * Run (rapper), Joseph Simmons, now known as "Reverend Run", from the hip-hop grou ...

. Even though Japan eventually won the game, Seo's start was still considered one of the best pitching performances in the WBC.

References

External links

Career statistics and player information
from

Korea Baseball Organization The Korea Baseball Organization (KBO; ko, 한국야구위원회) is the governing body for the professional leagues of baseball in South Korea. The KBO was founded in 1981 and has governed two leagues: the KBO League ( ko, KBO 리그) and K ...

{{DEFAULTSORT:Seo, Jae Weong 1977 births Living people Sportspeople from Gwangju Major League Baseball players from South Korea South Korean expatriate baseball players in the United States Major League Baseball pitchers New York Mets players Los Angeles Dodgers players Tampa Bay Devil Rays players 2006 World Baseball Classic players Navegantes del Magallanes players South Korean expatriate baseball players in Venezuela Kia Tigers players Gulf Coast Mets players St. Lucie Mets players Binghamton Mets players Norfolk Tides players Durham Bulls players 2013 World Baseball Classic players Asian Games medalists in baseball Baseball players at the 1998 Asian Games Medalists at the 1998 Asian Games Asian Games gold medalists for South Korea South Korean Buddhists