| Declan Cronin | |
|---|---|
| Free agent | |
| Pitcher | |
| Born:September 24, 1997 Glen Ridge, New Jersey, U.S. | |
Bats: Right Throws: Right | |
| MLB debut | |
| July 30, 2023, for the Chicago White Sox | |
| MLB statistics (through 2024 season) | |
| Win–loss record | 3–5 |
| Earned run average | 4.98 |
| Strikeouts | 80 |
| Teams | |
Declan Evans Cronin (born September 24,1997) is an American professional baseball pitcher who is a free agent. He has previously played in Major League Baseball (MLB) for the Chicago White Sox and Miami Marlins.
A native of Montclair,New Jersey,Cronin attended Regis High School,then played college baseball at Holy Cross where he graduated with a Bachelor of Arts in History in 2019. [1] A letterman in each of his four years with the Crusaders,he pitched 177+2⁄3 innings over 54 appearances, with his 156 strikeouts the 10th-most in program history. Starting 10 of 15 games over 71 innings, his overall record during his senior year was 6–4 with a 4.06 earned run average (ERA) and 61 strikeouts. He also earned All-Patriot League first-team honors after going 5–1 over 46+2⁄3 innings with a 2.70 ERA which ranked second in conference play. He was the first Holy Cross Crusader to play in an MLB match since Mike Hegan and Mike Pazik in 1977. [2]
In 2018, he played collegiate summer baseball with the Falmouth Commodores of the Cape Cod Baseball League. [3]
Cronin was drafted by the Chicago White Sox in the 36th round, with the 1,070th overall selection, of the 2019 Major League Baseball draft. [4] He spent his first professional season split between the rookie–level Arizona League White Sox and Single–A Kannapolis Intimidators, accumulating a 2.88 ERA across 20 contests. [5]
Cronin did not play in a game in 2020 due to the cancellation of the minor league season because of the COVID-19 pandemic. [6] He returned to action in 2021 with the High–A Winston-Salem Dash and Double–A Birmingham Barons. In 35 appearances out of the bullpen, Cronin registered a 5–2 record and 4.56 ERA with 43 strikeouts across 47+1⁄3 innings pitched. [7]
Cronin split the 2022 season between Birmingham and the Triple–A Charlotte Knights, making 49 total appearances and logging a 3.71 ERA and 36 strikeouts and 2 saves across 51.0 innings of work. [8] He began the 2023 season back with Charlotte, and recorded a 4.03 ERA in 44+2⁄3 innings. [9]
On July 28, 2023, Cronin was selected to the 40-man roster and promoted to the major leagues for the first time. [10] [11] In 9 appearances for Chicago in his debut campaign, he allowed 11 runs on 11 hits and 7 walks with 8 strikeouts. On December 28, Cronin was designated for assignment. [12]
On January 4, 2024, Cronin was claimed off waivers by the Houston Astros. [13] He was designated for assignment on January 31, following the waiver claim of Trey Cabbage. [14] He was then claimed by the Miami Marlins on February 7. [15]
In 2024, Cronin made 56 appearances for the Marlins, recording a 4.35 ERA and 72 strikeouts in 70+1⁄3 innings. He pitched 65 innings before allowing his first home run, a Marlins franchise record and the most innings to start a season without surrendering a home run since 2014. [16] At the conclusion of the 2024 campaign, he was named the Marlins Rookie of the Year by the BBWAA. [17]
Cronin began the 2025 MLB season on the Injured List with a left hip strain. [18] Including rehab outings, he made 23 appearances in 2025, split between the Single-A Jupiter Hammerheads and Triple-A Jacksonville Jumbo Shrimp, accumulating a 1-0 record and 4.63 ERA with 23 strikeouts across 23+1⁄3 innings pitched. While on the 7-day Injured List with an undisclosed injury, Cronin was released by the Marlins on September 6, 2025. [19]
Cronin has been the Assistant Director of Operations for Tread Athletics, a Charlotte, North Carolina-based baseball training facility whose clientele includes major-league players and prospects, since 2020. [20] [21]
His hobbies include playing chess. He was playing an online match when he was informed of his promotion to the White Sox. [22]