Thiscategory lists people who have resided inOntario whennotably involved inbaseball, or who grew up in Ontario and later became baseball notable.

• Baseball in Ontario
• Canadian baseball people by province or territory
• Sportspeople from Ontario by sport

• Canada by province category navigation with fewer than 5 grey links
• Template Category TOC via Automatic category TOC on category with 101–200 pages
• Automatic category TOC generates standard Category TOC