Gregory Santos
Dominican baseball player
Gregory Omar Santos (born August 28, 1999) is a Dominican professional baseball pitcher who is a free agent. He has previously played in Major League Baseball (MLB) for the San Francisco Giants, Chicago White Sox and Seattle Mariners. He signed with the Boston Red Sox as an international free agent in 2015.
Career
Boston Red Sox
Santos signed with the Boston Red Sox as an international free agent on August 28, 2015, for $275,000. He spent the 2016 season with the Dominican Summer League Red Sox, going 3–3 with a 4.17 ERA and 25 strikeouts over 41 innings.
Santos made 8 starts for the DSL Red Sox in 2017, posting a 2–0 record and 0.89 ERA with 24 strikeouts across 30+1⁄3 innings pitched.
San Francisco Giants
2017–2019
On July 26, 2017, Santos and Shaun Anderson were traded to the San Francisco Giants in exchange for Eduardo Núñez. He split the 2017 season between the DSL Red Sox and the Dominican Summer League Giants, going a combined 3–0 with a 1.29 ERA and 41 strikeouts over 49 innings.
He played for the Salem-Keizer Volcanoes in 2018, posting a 2–5 record with a 4.53 ERA over 49+2⁄3 innings, and was named a Northwest League mid-season All Star. He played for the Augusta GreenJackets in 2019, going 1–5 with a 2.86 ERA over 34+2⁄3 innings.
The public source identifies “Gregory Santos” as dominican baseball player. This brief keeps that definition visible, then builds a research path around Gregory, Santos and Dominican.
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Chronology provides the most reliable spine for this subject; interpretation should follow only after identities and dates are secure. The source revision retrieved here is dated Sep 20, 2026. The linked authority identifier is Q106602867. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1999, 2015, 2016 and 2017.
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This entry incorporates text from “Gregory Santos” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.