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Jairo
Diaz
Relief Pitcher
Birthdate
5/27/1991
BAT/THR
Right/Right
Birthplace
Puerto la Cruz, Venezuela
Overview
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Rockies
MLB
Oft-injured Dahl not offered contract by Rockies
5Y
AP Photo/Jae C. Hong
Rockies
MLB
Rockies put OF Gonzalez, LHP Anderson on DL
9Y
Rob Tringali/SportsChrome/Getty Images
Rockies
MLB
Rockies swap bats, balls for bows and arrows
9Y
AP Photo/Margaret Bowles
Rockies
MLB
Why the Rockies will be the surprise team of 2017
9Y
Jim Bowden
AP Photo/David Zalubowski
Rockies
MLB
Rockies reliever Diaz needs Tommy John surgery
10Y
Doug Pensinger/Getty Images
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MLB News
ESPN's 2026 MLB Bat Flip Championship Belt tracker
We're going to name a bat flip champion for 2026. Here's who holds the championship belt after the second battle of the season.
Yankees DFA Randal Grichuk ahead of Elmer Rodriguez debut
Veteran outfielder Randal Grichuk has been designated for assignment by the Yankees, clearing a spot on their roster to activate right-hander Elmer Rodriguez for his major league debut.
Fantasy baseball forecaster: Team hitting ratings
Stay ahead of the game and optimize your fantasy baseball hitters with our forecaster, which provides a rolling 10-day outlook of every team's hitting matchups as well as the potential for stolen bases.
Fantasy baseball forecaster: Pitcher projections for the next 10 days
Keep up to date on who is pitching -- and how well they're expected to do -- with our forecaster, which provides a rolling 10-day outlook of every team's probable starting pitchers with game score projections.
Fantasy Baseball Reliever Depth Chart
Our updated reliever depth chart displays the closer hierarchy for each team, as well as the fatigue factor in each MLB bullpen.
Ex-MLB player Alexei Ramírez tested positive for steroids at WBC
Former Chicago White Sox shortstop Alexei Ramírez tested positive for four anabolic steroids at the World Baseball Classic in March where he set a record as its oldest ever player.