The 2017–18 National League season, known as the Vanarama National League for sponsorship reasons, was the third season under English football's new title...

The 2017–18 Premier League was the 26th season of the Premier League, the top English professional league for association football clubs, since its establishment...

The 2017–18 NHL season was the 101st season of operation (100th season of play) of the National Hockey League. With the addition of a new expansion team...

The National Football League playoffs for the 2017 season began with the wild-card round on January 6, 2018, and concluded with Super Bowl LII on February...

The 2017–18 UEFA Champions League was the 63rd season of Europe's premier club football tournament organised by UEFA, and the 26th season since it was...

The 2017–18 A-League was the 41st season of top-flight soccer in Australia, and the 13th since the establishment of the A-League in 2004. The season began...

The 2017–18 UEFA Europa League was the 47th season of Europe's secondary club football tournament organised by UEFA, and the 9th season since it was renamed...

The 2017–18 Indian Super League season was the fourth season of the Indian Super League, one of the top Indian professional football leagues. It was established...

The 2017–18 Red Stripe Premier League is the highest competitive football league in Jamaica. It is the 44th edition of the competition. The regular season...

The 2017–18 NBA season was the 72nd season of the National Basketball Association (NBA). The regular season began on October 17, 2017, earlier than previous...

The 2017–18 National Cricket League was the nineteenth edition of the National Cricket League, a first-class cricket competition that was held in Bangladesh...

18 December 2017. Retrieved 19 December 2017. "Q&A: Club Index for 2018 Scotiabank CONCACAF Champions League Draw". CONCACAF.com. 29 November 2017. Archived...

The 2017–18 EFL League Two (referred to as the Sky Bet League Two for sponsorship reasons) is the 14th season of the Football League Two under its current...

The 2017–18 National League 1, known for sponsorship reasons as the SSE National League 1 is the ninth season of the third tier of the English rugby union...

The 2017–18 Russian National Football League was the 26th season of Russia's second-tier football league since the dissolution of the Soviet Union. The...

The 2017–18 National League 2 South is the ninth season (31st overall) of the fourth tier (south) of the English domestic rugby union competitions since...

The 2017–18 National League 2 North is the ninth season (31st overall) of the fourth tier (north) of the English domestic rugby union competitions since...

The 2017–18 season was the 103rd season of the Isthmian League, which is an English football competition featuring semi-professional and amateur clubs...

The 2017–18 I-League was the 11th season of the I-League. Aizawl were the defending champions. NEROCA entered as the promoted team from the 2016–17 I-League...

The 2017–18 Y-League (also known as the Foxtel Y-League for sponsorship reasons) was the tenth season of the Australian Y-League competition. Adelaide...

Cardinals Rams Seahawks 49ers The 2017 NFL season was the 98th season in the history of the National Football League (NFL) and the 52nd of the Super Bowl...

The 2017–18 English Football League (known as the Sky Bet Football League for sponsorship reasons) was the 119th season of the English Football League and...

The 2017–18 LEN Champions League was the 55th edition of LEN's premier competition for men's water polo clubs. 12 teams are directly qualified for the...

The 2017–18 Super League Greece, or Souroti Super League for sponsorship reasons, was the 82nd season of the highest tier in league of Greek football...

The 2017–18 National Women's League, was the 16th season[clarification needed] of the edition of the first-tier women's club football competition in Nepal...

The 2017–18 Big Bash League season or BBL|07 was the seventh season of the KFC Big Bash League, the professional men's Twenty20 domestic cricket competition...

The 2017–18 Swiss League season was the 71st ice hockey season of Switzerland's second tier hockey league. It was the first season completed as the rebranded...

The 2017–18 Czech National Football League was the 25th season of the Czech Republic's second tier football league. Promoted team Olympia Hradec Králové...

2017–18 campaign: New national records for consecutive away (11) and overall victories (20) in all competitions; and for consecutive league wins (18)...

2017–18 NBL season was the 40th season of the National Basketball League since its establishment in 1979. A total of eight teams contested the league...