World Series (disambiguation)
- ATP International Series
- All-America Football Conference
- Australian Tri-Series
- Big League World Series
- Caribbean Series
- Champ Car World Series
- College World Series
- FINA Diving World Series
- FINA Marathon Swim World Series
- Fast5 Netball World Series
- Heavyweight unification series
- Intellivision World Series Baseball
- Intermediate League World Series
- Junior League World Series
- Junior League World Series (softball)
- Junior World Series
- List of world cups
- List of world sports championships
- Little League Softball World Series
- Little League World Series
- Major League Baseball
- Mattel
- NASCAR
- NEC World Series of Golf
- National Football League
- National Rugby League
- Negro World Series
- PONY Baseball and Softball
- Renault Sport Series
- SVNS
- Sega Genesis
- Senior League World Series
- Super League
- The World Series of Pop Culture
- Triple-A World Series
- Women's College World Series
- Women's SVNS
- World Championship Series (disambiguation)
- World Club Challenge
- World Series
- World Series Baseball (1994 video game)
- World Series Baseball 2K2
- World Series Cricket
- World Series Wrestling
- World Series of Beer Pong
- World Series of Blackjack
- World Series of Boxing
- World Series of Country Music Proudly Presents Stock Car Racing's Entertainers of the Year
- World Series of Darts
- World Series of Darts (2006 tournament)
- World Series of Football (1902–03)
- World Series of Golf (unofficial event)
- World Series of Poker
- World Series of Rock
- World Series of Snooker
- World Series of Soccer
- World championship
- Xbox (console)