rounders

Rounders is a bat-and-ball game played between two teams. Rounders is a striking and fielding team game that involves hitting a small, hard, leather-cased ball with a wooden, plastic,... Wikipedia

Highest governing body: Rounders England (England), GAA Rounders (Ireland), a division of the Gaelic Athletic Association
First played: England, 1500s (unified rules 1884)
Team members: 2 teams of 6–15
Data source: DuckDuckGo