Jon Duplantier Autographs
Jon Duplantier is a professional baseball player who currently pitches for the Arizona Diamondbacks. Born on July 16, 1994, in Lafayette, Louisiana, Duplantier attended Rice University, where he had a successful collegiate career. In 2016, he was selected by the Diamondbacks in the third round of the Major League Baseball Draft.
After being drafted by the Diamondbacks, Duplantier began his professional career in the minor leagues. He quickly made a name for himself, posting impressive numbers throughout his time in the minors. In 2017, he was named the Diamondbacks' Minor League Pitcher of the Year after going 12-3 with a 1.39 ERA and 165 strikeouts in 136 innings pitched. He continued to shine in the minors in 2018 before making his major league debut in 2019.
In his debut season, Duplantier appeared in 15 games for the Diamondbacks, recording a 5.02 ERA and 35 strikeouts in 29.2 innings pitched. Although he struggled with consistency at times, he showed glimpses of his potential and proved that he had what it takes to compete at the highest level. Injuries have slowed down his career in recent years, but there is no denying that Duplantier has the talent to become a key player for the Diamondbacks in the future.
Read more about Jon Duplantier on Wikipedia
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Current items with a signature of Jon Duplantier
These are the most current items with a signature of Jon Duplantier that were listed on eBay and on other online stores - click here for more items.
Traded items with a signature of Jon Duplantier
The most expensive item with a signature of Jon Duplantier (2019 Panini National Treasures - Game Gear Materials Signature Jon Duplantier/99) was sold in July 2025 for $115.00 while the cheapest item (2021 Donruss Baseball Jon Duplantier Auto/Autograph #87S-JO Arizona Diamondbacks) found a new owner for $0.55 in August 2021. The month with the most items sold (8) was August 2019 with an average selling price of $2.62 for an autographed item of Jon Duplantier. Sold items reached their highest average selling price in September 2017 with $27.99 and the month that saw the lowest prices with $0.67 was March 2024. In average, an autographed item from Jon Duplantier is worth $2.99.
Most recently, these items with a signature of Jon Duplantier were sold on eBay - click here for more items.
Jon Duplantier signed Baseball Trading Cards by Manufacturer
Latest News about Jon Duplantier
Giants lose Conner Menez, prospects in Minor League Rule 5 Draft (12/08/2021): The minor league portion of the Rule 5 Draft was held on Wednesday and the Giants lost several minor leaguers, including lefty Conner Menez and recently signed righty Jon Duplantier.
