2013 ATP Challenger Tour | 2013 | 2013 ATP World Tour | 2013 Southeast Asian Games | 2013 ITF Women's Circuit | 2013 WTA Tour | 2013 Island Games | Eurovision Song Contest 2013 | 2013 Mediterranean Games | Big East Conference (1979–2013) | 2013 World Aquatics Championships | 2013–14 figure skating season | Miss Universe 2013 | Malaysian general election, 2013 | Australian federal election, 2013 | Ykkönen | 2013–14 NCAA Division I men's basketball season | British Columbia general election, 2013 | 2013 NCAA Division I FBS football season | 2013 CFL season | 2013–14 Copa del Rey | UEFA Women's Euro 2013 | 2013 WTA 125K series | 2013 World Rally Championship-2 season | 2013 Pacific typhoon season | 2013 NFL Draft | 2013–14 UEFA Europa League group stage | 2013–14 Luge World Cup | (2013) | United States federal government shutdown of 2013 |
29 returning from the 2012 season, two relegated from Ykkönen and nine promoted from Kolmonen.