Coby Mayo Bio
Coby Gerald Mayo (born December 10, 2001) is an American professional baseball player and first baseman for the Baltimore Orioles of Major League Baseball. He made his MLB debut in 2024 after advancing rapidly through the Orioles’ minor-league system and earning postseason recognition as a top prospect.
Early Life and Background
Coby Gerald Mayo attended Marjory Stoneman Douglas High School in Parkland, Florida, where he emerged as a productive hitter during his high school career. He batted above .380 in multiple seasons and was selected to high‑profile amateur showcases during his rise as a prospect.
Mayo was a student at Marjory Stoneman Douglas High School during the Parkland high school shooting, an event noted in public accounts of his early life. He completed his high school career as one of the program’s most highly regarded position players and entered professional baseball as a drafted prospect in 2020.
Path to Baseball
Mayo was selected by the Baltimore Orioles in the fourth round, with the 103rd overall pick, of the 2020 Major League Baseball draft and signed for a reported $1.75 million, forgoing a college commitment. The cancellation of the 2020 minor‑league season delayed his professional debut, but the Orioles prioritized his development across instructional leagues and affiliates once play resumed.
After signing, Mayo began his professional progression in the Orioles’ lower levels in 2021 and moved steadily through the system. His mix of power, on‑base skill and run production in early pro seasons established him as a prospect that the organization elevated through High‑A, Double‑A and Triple‑A assignments over the next three seasons.
Coby Mayo Career
Early Career (2020–2022)
Mayo’s first professional action came in 2021 following recovery from a knee injury that limited his early season. He debuted with the Florida Complex League Orioles and was promoted to the Delmarva Shorebirds in Low‑A that July and August. Across 53 games between the two clubs he slashed .319/.426/.555 with nine home runs, 41 RBI, 14 doubles and 11 stolen bases.
In 2022 Mayo advanced to the Aberdeen IronBirds in High‑A and was promoted in late June to the Bowie Baysox of Double‑A. He missed time during 2022 with back spasms but returned after a rehab assignment. Over 104 games across three levels that year he hit 19 home runs with 69 RBI and 20 doubles while showing continued power growth and plate discipline.
Minor League Breakthrough (2023)
The 2023 season represented Mayo’s breakout as a prospect. He began the year at Bowie and earned promotion in early July to the Norfolk Tides, the Orioles’ Triple‑A affiliate. Across 140 total games at Double‑A and Triple‑A that season he slashed .290/.410/.563 with 29 home runs, 99 RBI and 45 doubles, marking a clear rise in run production and extra‑base output.
Mayo’s 2023 performance earned him the Eastern League Most Valuable Player Award, recognition for his impact at the Double‑A level. The season established him among the Orioles’ top prospects and positioned him for an invitation to major‑league spring training and an early look at Triple‑A duty in 2024.
Baltimore Orioles Era (2024–Present)
Mayo entered 2024 as a non‑roster invitee to Baltimore Orioles spring training and performed well in the camp, hitting .326 with a home run and 11 RBI in exhibition play. He opened the regular season with the Norfolk Tides and continued to produce, hitting 20 home runs and driving in 61 runs in 77 games when he was recognized as the International League Top MLB Prospect in 2024.
On August 2, 2024, Mayo received his first major‑league promotion to the Baltimore Orioles and collected his first MLB hit on August 14, a fifth‑inning leadoff single. He was optioned back to Norfolk briefly and later recalled in September after a roster move. In his initial big‑league appearances in 2024 he recorded limited playing time but gained major‑league experience that would inform subsequent seasons.
Mayo began the 2025 season with a Triple‑A assignment but reached key firsts that year at the major‑league level. On June 27, 2025, he hit his first career MLB home run off José Caballero of the Tampa Bay Rays. Over the 2025 season Mayo played in 85 games for the Orioles and hit .217 with 11 home runs, 28 RBI and 12 doubles, reflecting increased opportunity and run production at the plate.
Driving Style and Strengths
Mayo profiles as a power‑oriented left‑side corner infielder with a patient approach and the ability to draw walks and drive extra‑base hits. His minor‑league on‑base rates and slugging growth signal a combination of plate discipline and power; defensive positioning between first and third base gives the club flexibility while his batting approach emphasizes launch angle and strength in the middle of the lineup.
Notable Events and Milestones
Key milestones in Mayo’s career include his fourth‑round selection in the 2020 draft, his 2023 Eastern League MVP award, the 2024 International League Top MLB Prospect honor, his MLB debut in 2024 and his first major‑league home run in June 2025. Each milestone tracked his rapid climb through the Orioles’ farm system into a regular big‑league role.
Coby Mayo Career Wins
While the term “wins” is more common to pitching and team results, Mayo’s notable offensive totals are fully verifiable. As of June 28, 2026, Mayo had recorded 21 major‑league home runs, 59 runs batted in and held a .196 batting average in MLB action. Those totals reflect accumulating power and run production across his early big‑league seasons.
Major League Highlights
Mayo’s first MLB hit came in August 2024 and his first MLB home run came on June 27, 2025. The 2025 season provided a measurable step forward in playing time and run production, with 11 home runs and a .217 batting average across 85 games while establishing himself as a depth option for the Orioles’ corner infield and pinch‑hit opportunities.
Other Wins & Perfromances
In the minor leagues Mayo produced several high‑impact campaigns: a strong professional debut in 2021 that included nine home runs in 53 games, a 2022 season with 19 home runs across three levels, and a breakout 2023 in which he combined for 29 home runs and 99 RBI. Those seasons underpinned his prospect status and postseason accolades.
Coby Mayo Family
Family Background and Racing Lineage
Public records provided with Mayo’s profile do not list family members or a formal baseball lineage. His background is described primarily through his high school and amateur accomplishments in Parkland, Florida, and through public records of his development with the Orioles’ system.
Personal Life
Mayo is known to have attended Marjory Stoneman Douglas High School and to have been present during the Parkland shooting, a fact included in public biographical material. There is no verified public record in the provided inputs for a spouse, children or other domestic details that meet the standards for inclusion.
2025 Season Performance
The 2025 season served as Mayo’s first prolonged run of impact at the MLB level. After beginning the year in Triple‑A, he reached the major leagues and hit his first big‑league home run in late June. Across his 85 major‑league appearances in 2025 he produced 11 home runs, 28 RBI and 12 doubles while batting .217, an indication of growing trust from the Orioles and a base from which to build more consistent production.
Looking at his usage and results, Mayo’s 2025 campaign combined valuable experience with measurable power gains. The season reinforced his status as a candidate for rotational starts at first base or third base and as a middle‑to‑late lineup bat who can supply extra‑base power and situational plate discipline for the Baltimore Orioles moving forward.