Michael Steven McGreevy (born July 8, 2000) is an American professional baseball pitcher for the St. Louis Cardinals of Major League Baseball (MLB). He made his MLB debut in 2024.
Early life and education
McGreevy grew up in San Clemente, California, and attended San Clemente High School. In 2018, his senior year, he pitched to a 2.20 earned run average (ERA).
Undrafted out of high school, McGreevy enrolled at UC Santa Barbara where he pitched in 29 games as a reliever during his freshman season, posting a 5–1 record with six saves and was named first team All-Big West Conference and a freshman All-American by Baseball America. As a sophomore, he went 2–0 with a 0.99 ERA in four starts before the season was cut short due to the coronavirus pandemic. During his junior season, McGreevy became a first round prospect for the upcoming Major League Baseball draft. He finished his junior season with a 9–2 record, a 2.92 ERA and 115 strikeouts against 11 walks over 101+2⁄3 innings.
Career
The St. Louis Cardinals selected McGreevy in the first round, with the 18th overall selection, in the 2021 Major League Baseball draft. He signed with the Cardinals on July 16, 2021, for a $2.75 million bonus. McGreevy was assigned to the Rookie-level Florida Complex League Cardinals to start his professional career. After two games, he was promoted to the Palm Beach Cardinals of the Low-A Southeast. He started five games with Palm Beach, giving up six runs and ten hits over six innings.
McGreevy was assigned to the Peoria Chiefs of the High-A Midwest League to begin the 2022 season. After eight starts in which he went 3-1 with a 2.58 ERA over 45+1⁄3 innings, he was promoted to the Springfield Cardinals of the Double-A Texas League with whom he ended the season. Over twenty starts with Springfield, McGreevy went 6-4 with a 4.64 ERA and 76 strikeouts over 99 innings. He returned to Springfield to open the 2023 season and was quickly promoted to the Memphis Redbirds of the Triple-A International League. Over 27 starts between the two teams, McGreevy posted a 13-6 record, a 4.12 ERA, and 123 strikeouts over 153 innings.
McGreevy was assigned to Memphis to open the 2024 season. In 20 starts before his promotion, he compiled a 5–7 record and 4.45 ERA with 138 strikeouts across 150 innings of work. On July 31, 2024, McGreevy was selected to the 40-man roster and promoted to the major leagues for the first time. He made his MLB debut that night as the starting pitcher versus the Texas Rangers, giving up one earned run and striking out three batters in a 10-1 Cardinals win. In 4 games (3 starts) for the Cardinals during his rookie campaign, McGreevy posted a 3-0 record and 1.96 ERA with 18 strikeouts over 23 innings of work.
McGreevy was optioned to Triple-A Memphis to begin the 2025 season. In 6 starts of his second stint in the minors, he compiled a 3–1 record and 4.08 ERA with 25 strikeouts across 28+2⁄3 innings of work. On May 4, 2025, McGreevy was selected to the 40-man roster and promoted to the major leagues for the second time in his career.