Jairo Diaz
Pitcher · Career Stats, Bio & Records (2014-2020)
Jairo Diaz was a pitcher who played in Major League Baseball from 2014 to 2020 for the Los Angeles Angels of Anaheim and the Colorado Rockies, a span of 7 seasons. Across 110 career appearances, he went 7-7 with a 4.86 ERA and 108 strikeouts. His career Pitcher PIV — Baseball Data Hub's era-adjusted measure of pitching impact — is 274.8.
- 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
- 6'0" / 254 lb
- MLB Debut
- 2014-09-08
- Last Game
- 2020-09-26
Full name: Jairo Jose Diaz
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2014 | LAA | AL | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 5.2 | 4 | 2 | 3 | 8 | 3.18 | — | 0.0 |
| 2015 | COL | NL | 0 | 1 | 21 | 0 | 0 | 0 | 0 | 19.0 | 16 | 5 | 6 | 18 | 2.37 | 3.96 (+40%) | 194.0 |
| 2017 | COL | NL | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 5.0 | 12 | 5 | 5 | 2 | 9.00 | — | 0.0 |
| 2019 | COL | NL | 6 | 4 | 56 | 0 | 0 | 0 | 5 | 57.2 | 56 | 29 | 19 | 63 | 4.53 | 4.51 (avg) | 1174.9 |
| 2020 | COL | NL | 1 | 2 | 24 | 0 | 0 | 0 | 4 | 20.0 | 31 | 17 | 14 | 17 | 7.65 | 4.45 (-72%) | -1094.1 |
| Career · 5 seasons | 7 | 7 | 110 | 0 | 0 | 0 | 9 | 107.1 | 119 | 58 | 47 | 108 | 4.86 | — | 275 | ||
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.
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2014 | LAA | AL | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2015 | COL | NL | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2017 | COL | NL | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2019 | COL | NL | 56 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| 2020 | COL | NL | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | — | — | — | — | 0.0 |
| Career · 5 seasons | 110 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | — | — | — | — | 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 (220 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 60 | 0 | 0 | 0 | 0 | 0 | — |
| Away | 50 | 0 | 0 | 0 | 0 | 0 | — |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 60 | 58.2 | 80 | 39 | 24 | 55 | 5.98 |
| Away | 50 | 48.2 | 39 | 19 | 23 | 53 | 3.51 |
Last 10 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2020-09-26 | COL | AZ | — | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 |
| 2020-09-24 | COL | SFG | SV | 1.0 | 0 | 0 | 0 | 1 | 0 | 0 |
| 2020-09-22 | COL | SFG | L | 0.1 | 3 | 3 | 3 | 0 | 1 | 1 |
| 2020-09-17 | COL | LAD | — | 0.1 | 0 | 0 | 0 | 2 | 0 | 0 |
| 2020-09-16 | COL | OAK | — | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 2020-09-13 | COL | LAA | — | 0.2 | 1 | 0 | 0 | 1 | 0 | 0 |
| 2020-09-12 | COL | LAA | — | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2020-09-08 | COL | SDP | — | 2.0 | 1 | 0 | 0 | 0 | 1 | 0 |
| 2020-09-01 | COL | SFG | — | 0.2 | 6 | 7 | 7 | 1 | 2 | 2 |
| 2020-08-30 | COL | SDP | — | 1.0 | 3 | 2 | 2 | 0 | 1 | 1 |
Fielding Statistics
Career Fielding Totals by Position
Season-by-Season Fielding
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 110 |
Salary History
Jairo Diaz's recorded salaries total $509,500 over 1 season, in 2016. This total is partial: the salary data covers 1985 to 2016, and Diaz's career ran from 2014 to 2020. His seasons after 2016 are not included, and no salary is recorded for 2014 and 2015.
| Year | Team | League | Salary |
|---|---|---|---|
| 2016 | COL | NL | $509,500 |
| Total recorded salary (partial) | $509,500 | ||
Jairo Diaz: the record in brief
Jairo Diaz played a first major league game on September 8, 2014 and a last one on September 26, 2020. Diaz played for the Los Angeles Angels of Anaheim (2014) and the Colorado Rockies (2015 through 2020). Diaz played primarily as a pitcher and both batted and threw right-handed. Born on May 27, 1991, in Puerto la Cruz, Anzoátegui, Venezuela, Diaz was listed at 6-foot-0 and 254 pounds. On the record, Jairo Diaz was born Jairo Jose Diaz.
Diaz's career pitching line is 7 wins, 7 losses and a 4.86 ERA over 110 appearances. The same table counts 108 strikeouts. The league ERA over Diaz's seasons was 4.17, so the 4.86 figure ran 16.7% worse than average. Diaz won 6 games in 2019, the most of any season listed. Among the heaviest workloads, the lowest ERA was 4.53 in 2019, when the league's was 4.51. Pitcher PIV, the site's era-adjusted run-prevention measure, totals 274.8 for Diaz's career.
Diaz appears at one position only: pitcher, in 110 games. Fielding on the mound produced 9 putouts and 11 assists against 2 errors.
Frequently Asked Questions about Jairo Diaz
- What years did Jairo Diaz play?
- Jairo Diaz played in Major League Baseball from 2014 to 2020.
- Was Jairo Diaz a pitcher?
- Yes. Jairo Diaz pitched in the major leagues, recording 7 wins and 108 strikeouts.
- What teams did Jairo Diaz play for?
- Jairo Diaz played for 2 teams: the Los Angeles Angels of Anaheim (2014) and the Colorado Rockies (2015, 2017, 2019–2020).
- What were Jairo Diaz's career stats?
- In 110 games, Jairo Diaz went 7-7 with a 4.86 ERA, 108 strikeouts, 107.1 innings pitched, and 9 saves.
- How much did Jairo Diaz earn in his career?
- Jairo Diaz's recorded salaries total $509,500 over 1 season, in 2016. This total is partial: the salary data covers 1985 to 2016, and Diaz's career ran from 2014 to 2020. His seasons after 2016 are not included, and no salary is recorded for 2014 and 2015.
- What was Jairo Diaz's salary?
- Jairo Diaz's recorded salary was $509,500 in 2016.
- What position did Jairo Diaz play?
- Jairo Diaz played primarily as a pitcher, the position where he appeared in the most games.
- How tall was Jairo Diaz and how much did he weigh?
- Jairo Diaz was listed at 6 feet and 254 pounds.
- What was Jairo Diaz's career ERA?
- Jairo Diaz finished with a 4.86 career ERA, going 7-7 with 108 strikeouts.
- How many strikeouts did Jairo Diaz have?
- Jairo Diaz recorded 108 career strikeouts.
- Is Jairo Diaz in the Hall of Fame?
- No. Jairo Diaz has not been inducted into the National Baseball Hall of Fame.