Jae Kuk Ryu
Pitcher · Career Stats, Bio & Records (2006-2008)
Jae Kuk Ryu was a pitcher who played in Major League Baseball from 2006 to 2008 for the Chicago Cubs and the Tampa Bay Rays, a span of 3 seasons. Across 28 career appearances, he went 1-3 with a 7.49 ERA and 32 strikeouts.
- W (Wins):
- Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
- ERA (Earned Run Average):
- Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
- SO (Strikeouts):
- For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
- WHIP (Walks and Hits per Inning Pitched):
- Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.
Data updated
- Position
- Pitcher
- Bats / Throws
- R / R
- Height / Weight
- 6'3" / 210 lb
- Born
- 5/30/1983 in Seoul, Seoul, South Korea
- MLB Debut
- 2006-05-14
- Last Game
- 2008-04-09
Season-by-Season Pitching
Click a stat to plot it across every season.
| Year | Team | Lg | W | L | G | GS | CG | SHO | SV | IP | H | ER | BB | SO | ERA | Lg ERA | Pitcher PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2006 | CHN | NL | 0 | 1 | 10 | 1 | 0 | 0 | 0 | 15.0 | 23 | 14 | 6 | 17 | 8.40 | 4.53 (-86%) | -1507.5 |
| 2007 | TBA | AL | 1 | 2 | 17 | 0 | 0 | 0 | 0 | 23.1 | 31 | 19 | 11 | 14 | 7.33 | 4.47 (-64%) | -355.5 |
| 2008 | TBA | AL | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1.1 | 0 | 0 | 1 | 1 | 0.00 | — | 0.0 |
| Career · 3 seasons | 1 | 3 | 28 | 1 | 0 | 0 | 0 | 39.2 | 54 | 33 | 18 | 32 | 7.49 | — | -1,863 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | .000 | .000 | .000 | 0 |
Career AVG .000 vs. league average .267 across their career seasons — 100.0% below league average.
Career OBP .000 vs. league average .335 across their career seasons — 100.0% below league average.
Career SLG .000 vs. league average .424 across their career seasons — 100.0% below league average.
Career OPS .000 vs. league average .759 across their career seasons — 100.0% below league average.
Season-by-Season Batting
Click a stat to plot it across every season.
| Year | Team | Lg | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | Lg AVG | Lg OBP | Lg SLG | Lg OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2006 | CHN | NL | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | — | — | — | — | 0.0 |
| 2007 | TBA | AL | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2008 | TBA | AL | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 3 seasons | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | — | — | — | — | 0 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Game Log & Splits
View full game log (56 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 22 | 1 | 0 | 0 | 0 | 0 | .000 |
| Away | 6 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 22 | 25.2 | 37 | 22 | 14 | 23 | 7.71 |
| Away | 6 | 14.0 | 17 | 11 | 4 | 9 | 7.07 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2008-04-09 | TBR | SEA | — | 1.1 | 0 | 0 | 0 | 1 | 1 | 0 |
| 2007-07-28 | TBR | BOS | — | 0.1 | 2 | 2 | 2 | 1 | 0 | 0 |
| 2007-07-21 | TBR | NYY | L | 1.2 | 4 | 5 | 5 | 1 | 3 | 1 |
| 2007-05-29 | TBR | DET | — | 1.0 | 3 | 2 | 2 | 1 | 1 | 0 |
| 2007-05-23 | TBR | SEA | — | 1.0 | 2 | 0 | 0 | 0 | 1 | 0 |
| 2007-05-18 | TBR | MIA | — | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 |
| 2007-05-16 | TBR | TEX | — | 1.2 | 0 | 1 | 1 | 2 | 2 | 0 |
| 2007-05-08 | TBR | BAL | — | 1.0 | 3 | 2 | 2 | 1 | 0 | 1 |
| 2007-05-05 | TBR | OAK | — | 2.0 | 3 | 1 | 1 | 1 | 0 | 0 |
| 2007-05-04 | TBR | OAK | — | 0.1 | 0 | 1 | 1 | 2 | 0 | 0 |
Fielding Statistics
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 28 |
Salary History
| Year | Team | League | Salary |
|---|---|---|---|
| 2007 | TBA | AL | $382,200 |
| Total Career Earnings | $382,200 | ||
Jae Kuk Ryu: the record in brief
Jae Kuk Ryu played a first major league game on May 14, 2006 and a last one on April 9, 2008. By club, Ryu's seasons break down as the Chicago Cubs (2006), the Tampa Bay Devil Rays (2007), and the Tampa Bay Rays (2008). Ryu, born on May 30, 1983, in Seoul, Seoul, South Korea, is listed as a pitcher and threw and hit right-handed. Size on record: 6-foot-3 and 210 pounds.
Ryu pitched in 28 games, starting 1, and finished with a 1-3 record and 7.49 ERA. Also on Ryu's record: 32 strikeouts. The league ERA over Ryu's seasons was 4.44, so the 7.49 figure ran 68.6% worse than average. Among the heaviest workloads, the lowest ERA was 7.33 in 2007, when the league's was 4.47.
The one salary on file is $382,200, for 2007. Ryu's game-by-game log, linked below the splits, holds 56 games from Retrosheet.
Ryu appears at one position only: pitcher, in 28 games. Fielding on the mound produced 3 putouts and 2 assists against 0 errors.
Frequently Asked Questions about Jae Kuk Ryu
- What years did Jae Kuk Ryu play?
- Jae Kuk Ryu played in Major League Baseball from 2006 to 2008.
- Was Jae Kuk Ryu a pitcher?
- Yes. Jae Kuk Ryu pitched in the major leagues, recording 1 wins and 32 strikeouts.
- How many home runs did Jae Kuk Ryu hit?
- Jae Kuk Ryu hit 0 career home runs.
- What was Jae Kuk Ryu's career batting average?
- Jae Kuk Ryu batted .000 over his career, with 0 hits in 1 at bats.
- What was Jae Kuk Ryu's career ERA?
- Jae Kuk Ryu finished with a 7.49 career ERA, going 1-3 with 32 strikeouts.
- How many strikeouts did Jae Kuk Ryu have?
- Jae Kuk Ryu recorded 32 career strikeouts.