Jon Duplantier #45

Jon Christopher Duplantier (pronounced doo-PLAHN-teeay)...Attended Rice University (TX)...Went 9-10 with a 2.91 ERA and 206 strikeouts in 35 games (23 starts) in two seasons...Missed sophomore season with shoulder injury...Earned Third-Team All-America honors and was Conference USA Pitcher of the Year as a junior in 2016 after going 7-7 with a 3.24 ERA and 148 strikeouts in 111.0 innings...Ranked second in strikeouts among all NCAA Division I pitchers...Turned down an offer to play quarterback at Yale University to play baseball at Rice...2013 graduate of Seven Lakes High School (TX)...Spent parts of his childhood living in Dubai and Jakarta as his dad works in the oil and gas industry...Signed by Rusty Pendergrass.

2022

Spent the season with Oklahoma City (AAA) in LAD’s system...Made 14 starts and appeared in 20 games in relief...Averaged 10.47 SO/9.0 IP (109 SO, 93.2 IP)...His 93.2 innings were his most since 2017.

2021

Pitched in a combined eight games during the season with Triple-A Reno, Rookie-level AZL Diamondbacks and in the Majors with Arizona... Went 1-0 over three games (two starts) with Triple-A Reno, producing a 7.71 ERA (6 ER/7.0 IP) with four strikeouts and five walks…gave up nine hits in 40 at-bats... With Arizona, the righty started all four games he pitched in, totaling a 0-3 record with a 13.15 ERA (19 ER/13.0 IP) with 12 strikeouts and eight walks... Kept hitters to a .222 average during road contests…limited the opposition to a .133 average with three strikeouts when pitching with two outs... Started just one game with Rookie-level AZL Diamondbacks, pitching 1.0 inning of one-run ball, striking out one…did not factor in the decision...Was claimed off waivers by the Oklahoma City Dodgers on December 8 from the Richmond Flying Squirrels.

2020

Spent the season at the D-backs' Alternate Training Site....Participated in a MLB roundtable on June 15, 2020, with Josh Bell, Dominic Smith and Sterling Sharp to discuss issues related to race, social justice and baseball.

2019

Started the season making his MLB debut on April 1 at San Diego, tossing 3.0 scoreless relief innings while striking out two and allowing just one hit to earn the save...Became the second D-Back to earn a save in his Major League debut with the first being Byun-Hyun Kim on May 29, 1999 at NYM ...Was the first pitcher to earn a 3.0+ inning save in his debut since Dale Thayer did so with Tampa Bay on May 22, 2009 at Miami and was the first NL pitcher since Brad Thompson of St. Louis on May 8, 2005, vs. San Diego...Recorded his first big league hit in the 15th inning on Sept. 24 vs. St. Louis, just the fourth pitcher in D-backs history to record a hit in extra innings and the first since Keith Hessler on Aug. 18, 2015 at Pittsburgh...Made several trips to the big leagues throughout the year, posting a combined 1-1 record over 15 games (three starts) with a 4.42 ERA (18 ER/36.2 IP) and 34 strikeouts against 18 walks...First big league start came on May 31 vs. the Mets, where he allowed three earned runs on six hits and two walks through 5.0 innings…later made his second career start on June 5 against the Dodgers, pitching 5.0 innings of two-run baseball with seven strikeouts...Divided his minor league season between Advanced-A Visalia, Rookie-level AZL Diamondbacks, and Triple-A Reno…posted a combined 1-2 record with a 5.44 ERA (26 ER/43.0 IP) with 50 strikeouts against 31 walks...Put on the injured list from June 12 to July 7 with right shoulder inflammation, before going on a rehab assignment with Advanced-A Visalia.

2018

Went 5-1 with a 2.69 ERA, 68 strikeouts, 28 walks and a .217 opponent average in 14 starts for Double-A Jackson..Limited right-handed hitters to a .210 average, compared to .227 vs. lefties...Went 2-0 with a 1.67 ERA in 6 starts in August...Had 2 stints on the disabled list: April 5-21 (strained right hamstring) and June 3-Aug. 1 (right shoulder impingement).