In the source's methodology, it was noted that the terms "immigrant" and "foreign born" were used as synonyms for individuals born outside the United States and its territories or born without U.S. citizenship. Naturalized U.S. citizens are included in this category.
Figures do not add up to 100 percent due to rounding.
In the 2025 season, ** percent of MLB players born outside the United States came from the Caribbean. Meanwhile, ** percent of international players hailed from South America. In total, around * of MLB players that year were born outside the United States.
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Institute for Immigration Research. (October 30, 2025). Share of players born outside the United States in Major League Baseball (MLB) in 2025, by region of birth [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1659256/mlb-players-born-overseas-regions/
Institute for Immigration Research. "Share of players born outside the United States in Major League Baseball (MLB) in 2025, by region of birth." Chart. October 30, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1659256/mlb-players-born-overseas-regions/
Institute for Immigration Research. (2025). Share of players born outside the United States in Major League Baseball (MLB) in 2025, by region of birth. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1659256/mlb-players-born-overseas-regions/
Institute for Immigration Research. "Share of Players Born outside The United States in Major League Baseball (Mlb) in 2025, by Region of Birth." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 Oct 2025, /statistics/1659256/mlb-players-born-overseas-regions/
Institute for Immigration Research, Share of players born outside the United States in Major League Baseball (MLB) in 2025, by region of birth ÌÇÐÄÆƽâ°æ, /statistics/1659256/mlb-players-born-overseas-regions/ (last visited July 25, 2026)
Share of players born outside the United States in Major League Baseball (MLB) in 2025, by region of birth [Graph], Institute for Immigration Research, October 30, 2025. [Online]. Available: /statistics/1659256/mlb-players-born-overseas-regions/
