Jacob David Irvin...Graduated from Jefferson High School in Bloomington, Minn....Attended the University of Oklahoma...Was a three-year starter for the Sooners...Went 6-2 with a 3.41 ERA (36 ER/95.0 IP) and 115 strikeouts in 16 starts in 2018...Named to the All-Big 12 First Team.
2025
Was tied for second in Major League Baseball with 33 starts and ninth in the National League with 180.0 innings pitched...Matched a career high with 8.0 shutout innings against San Francisco on May 24...The game was completed in 1 hour, 52 minutes, tied for third fastest game in Nationals history (2005-pres.)...Irvin has pitched in two of the top six fastest games in Nationals history...Tossed 7.1 innings on April 25 vs. New York (NL)...Allowed one earned run on five hits with four strikeouts and one walk...Worked seven innings or more in four starts this season...He went 3-0 in those games...Went 6-5 in games he completed six innings...Pitched to a 4.32 ERA in those 16 games...The Nationals 15 wins in his starts were the most for any Nationals starter...2025 Pitch Mix: Four-Seam (32.2%) Curve (29.6%) Sinker (21.9%) Change (7.7%) Slider (4.4%) Cutter (4.1%).
2024
In first full Major League season, his 33 starts were tied for the most in MLB...Led Washington and ranked fifth in the National League with 187.2 innings pitched...Also led the Nationals and ranked 10th in the National League with a 1.20 WHIP...Tied MacKenzie Gore for the team lead with 10 wins...Led Major League pitchers with six defensive runs saved, according to FanGraphs.com and Sports Info Solutions...Started strong, ranking fourth in the National League with a 2.80 ERA in 18 starts through July 4...Also ranked fourth in the National League in opponents' on-base percentage (.263) over this stretch...Led the National League and ranked second in MLB with a 1.65 ERA (nine ER/49.0 IP) and a .181 opponents' average from May 28-July 4...Capped that stretch with a career-high eight innings of one-hit, shutout ball on July 4 vs. New York (NL)...Tossed 7.1 strong innings on Sept. 16 at New York (NL)...Allowed one earned run on four hits with five strikeouts and one walk...Went 2-0 with a 1.16 ERA (three ER/23.1 IP) in four starts against Atlanta...Did not allow an earned run in 16 consecutive innings spanning the first three starts against them...Allowed his first run in the fifth inning of the third contest, Aug. 14 at Atlanta...Tossed at least six innings and allowed one walk or fewer in 14 starts, tied for third-most among National League pitchers...2024 pitch mix: four-seam (37.9%), curveball (31.3%), sinker (20.5%), cutter (6.5%), changeup (3.5%), slider (0.3%).
2023
Was recalled on May 3 and made his Major League debut that day against the Chicago Cubs (4.1 IP, 2 H, ER, 4 BB, 3 SO)...Was the 25th pitcher drafted or signed and developed to start a game for Washington (2005-pres.)...Earned his first win in his next start, May 8 at San Francisco (6.1 IP, 4 H, 3 BB, 5 SO)...Was the first time in his professional career (MLB/MiLB) that he recorded an out in the seventh inning...Recorded two of the four longest scoreless innings streaks by a Nationals pitcher: 13.2 scoreless (May 3-14) and 11.2 scoreless (Aug. 12-26)...Made eight starts without recording a decision from July 26 to Sept. 9, despite pitching to a 3.18 ERA (16 ER/ 45.1 IP) with 39 strikeouts...The Nationals were 6-2 in those eight games...Posted a 2.12 ERA (7 ER/29.2 IP in five starts from Aug. 12 to Sept. 9...2023 Pitch Mix: 4-Seam (35.6%) Curveball (30.6%) Sinker (28.9%) Changeup (4.9%).
2022
In his first full season since Tommy John surgery, ranked among Nationals farmhands in strikeouts (6th, 107), games started (24) and innings pitched (8th, 103.1)…Ranked among Double-A Harrisburg pitchers in strikeouts (4th, 78), games started (4th, 15) and innings pitched (5th, 73.1)…Allowed one or zero earned runs in 12 of his 24 starts...Started the season with High-A Wilmington before earning a promotion to Harrisburg on June 2...Tossed a season-high 6.0 innings on July 7, Aug. 12 and Sept. 16...Struck out a season-high eight batters on June 17, Aug. 5 and Sept. 10.
2021
Rehabbed Oct. 2020 Tommy John ligament-replacement surgery.
2020
Was a member of the 60-Player Pool...Spent the entire season at the Alternate Training Site (Fredericksburg)...Participated in Instructional League following the season.
2019
Ranked among qualified Nationals farmhands in ERA (2nd, 3.79), WHIP (2nd, 1.25), wins (T6th, 8), innings pitched (6th, 128.1) and strikeouts (7th, 113)...Worked five or more innings in 20 of his 25 starts.
2018
Posted a 1.74 ERA and a .211 opponents' average in 11 games (seven starts) between the GCL Nationals and short-season Single-A Auburn...Began the season in the GCL before being promoted to Auburn on Aug. 19.
