Career Timeline of Ron Marinaccio: Major Achievements and Milestones

By Popular Timelines Editorial Team · Updated: July 24, 2026

From career breakthroughs to professional milestones, explore how Ron Marinaccio made an impact.

Ron Marinaccio is an American professional baseball pitcher who made his Major League Baseball (MLB) debut with the New York Yankees in 2022. Known for his effective changeup and ability to generate swings and misses, he quickly established himself as a reliable option in the Yankees' bullpen. Before reaching the major leagues, he played collegiate baseball at the University of Delaware and was drafted by the Yankees in the 19th round of the 2017 MLB Draft. Throughout his career, Marinaccio has been recognized for his development through the minor league system and his impact as a relief pitcher, demonstrating strong command and strikeout capability. His journey reflects a classic progression from collegiate standout to professional contributor at the highest level of baseball.

Sections (2)

Full Timeline Career & Achievements

2017: Drafted by the New York Yankees and professional debut

In 2017, Ron Marinaccio was selected by the New York Yankees in the 19th round of the Major League Baseball draft as the 572nd overall pick and subsequently made his professional debut with the rookie-level Gulf Coast League Yankees, finishing with a 2.30 ERA.

2017: Transition to Relief Pitching

In 2017, during his junior year at the University of Delaware, Marinaccio transitioned from his previous role as a starting pitcher to serve as a relief pitcher for the Delaware Fightin' Blue Hens.

2018: Pitching for Pulaski and Staten Island Yankees

During the 2018 season, Marinaccio played for the rookie-level Pulaski Yankees and the Low-A Staten Island Yankees, where he recorded a combined 4.76 ERA, 54 strikeouts, and 4 saves over 17 relief appearances.

2019: Campaign with the Charleston RiverDogs

In 2019, Marinaccio competed for the Single-A Charleston RiverDogs, accumulating 40 strikeouts and 4 saves with a 4.18 ERA across 18 game appearances.

2020: Minor League Season Cancellation and Pitching Development

In 2020, Ron Marinaccio did not participate in any games due to the cancellation of the minor league season caused by the COVID-19 pandemic. During this time, he collaborated with pitching coach Daniel Moskos to refine his technique, resulting in an increase in his pitching velocity from 90–91 mph to 94–95 mph.

August 8, 2021: Combined No-Hitter for Somerset Patriots

On August 8, 2021, while playing for the Double-A Somerset Patriots, Ron Marinaccio participated in a combined no-hitter alongside Luis Severino and Shawn Semple.

2021: Added to Yankees 40-Man Roster

Following the conclusion of the 2021 season, Ron Marinaccio was officially added to the New York Yankees' 40-man roster.

2022: Major League Debut and Season Performance

In 2022, Marinaccio was named to the Yankees' Opening Day roster, made his major league debut on April 9, and finished the season with a 2.05 ERA across 40 games.

2022: MLB Debut

In 2022, Ron Marinaccio achieved a significant career milestone by making his official debut as a professional baseball pitcher in Major League Baseball while playing for the New York Yankees.

2023: Performance and Demotion

During the 2023 season, Marinaccio recorded a 3.99 ERA in 45 games for the Yankees before being demoted to the Scranton/Wilkes-Barre RailRiders, where he struggled with his command and pitching performance.

September 20, 2024: Designation for Assignment by the New York Yankees

On September 20, 2024, Ron Marinaccio was designated for assignment by the New York Yankees following a season where he appeared in 16 games with a 3.86 ERA.

September 23, 2024: Claimed off waivers by Chicago White Sox

On September 23, 2024, professional baseball player Ron Marinaccio was acquired by the Chicago White Sox after being claimed off waivers.

January 21, 2025: Designated for assignment by White Sox

On January 21, 2025, the Chicago White Sox removed Ron Marinaccio from their roster by designating him for assignment.

January 24, 2025: Trade to the San Diego Padres

On January 24, 2025, Ron Marinaccio was traded from the White Sox to the San Diego Padres in a deal involving cash considerations.

June 15, 2026: Suspension for Hitting Gunnar Henderson

On June 15, 2026, Ron Marinaccio was issued a two-game suspension following a deliberate hit-by-pitch incident involving Baltimore Orioles shortstop Gunnar Henderson.