Six Nations Championship
1 February – 16 March (Rugby Union)
England, France, Ireland, Italy, Scotland, Wales

Americas Championship
3 February – 9 March (Rugby Union)
Argentina, Brazil, Canada, Chile, USA

World Junior Championships
16 – 23 February (Curling)
Liverpool, Canada

World Junior Championships
18 – 27 February (Alpine Skiing)
Val di Fassa, Italy

European Championships
18 – 24 February (Biathlon)
Raubichi, Belarus

FIS Nordic World Ski Championships
20 February – 3 March (World Championship)
Seefeld in Tirol, Tyrol, Austria

WGC-Mexico Championship
21 – 24 February (Golf)
Naucalpan, Mexico

World Championships
23 – 24 February (Speed Skating)
Heerenveen, Netherlands

World Championships
25 February – 10 March (Bobsleigh)
Whistler, Canada

World Championships
25 February – 10 March (Skeleton)
Whistler, Canada

World Championships
27 February – 3 March (Cycling)
Pruszków, Poland

USA Sevens
1 – 3 March (Rugby Sevens)
Las Vegas, United States

World Championships
2 – 3 March (Speed skating)
Calgary, Canada

Winter Universiade
2 – 12 March (Universiade)
Krasnoyarsk, Russia

Tokyo Marathon
3 March (Athletics)
Tokyo, Japan

Indian Wells Masters
4 – 17 March (Tennis)
Indian Wells, USA

World Junior Championship
4 – 10 March (Figure Skating)
Zagreb, Croatia

World Championships
6 – 17 March (Biathlon)
Ostersund, Sweden

Rally Mexico
7 – 10 March (Racing)
Leon, Guanajuato, Mexico

World Championships
8 – 10 March (Short track )
Sofia, Bulgaria

Canada Sevens
9 – 10 March (Rugby Sevens)
Canada

IndyCar, St. Petersburg
10 March (Racing)
St. Petersburg, Florida

Formula E, Hong Kong
10 March (Racing)
Hong Kong

Players Championship
14 – 17 March (Golf)
Ponte Vedra Beach, Florida, USA

Australian Grand Prix
15 – 17 March (Racing)
Melbourne Grand Prix Circuit, Melbourne, Australia

World Women's Championship
16 – 24 March (Curling)
Silkeborg, Denmark

European Championships
16 – 25 March (Shooting Sport)
Osijek, Croatia

Miami Open
18 – 31 March (Tennis)
Miami, USA

World Championships
18 – 24 March (Figure Skating)
Saitama, Japan

Formula E, Sanya
23 March (Racing)
Sanya, China

IndyCar, Classic
24 March (Racing)
Austin, USA

WGC-Dell Technologies Match Play
27 – 31 March (Golf)
Austin, United States

Rallye de France
28 – 31 March (Racing)
Bastia, France

Bahrain Grand Prix
29 – 31 March (Racing)
Bahrain International Circuit, Sakhir, Bahrain

World Championships
30 March – 7 April (Curling)
Lethbridge, Canada

Bahrain Grand Prix
30 – 31 March (Racing)
Bahrain International Circuit, Sakhir, Bahrain

World Championships
30 March (Athletics)
Aarhus, Denmark

ANA Inspiration
1 – 7 April (Golf)
Ðàí÷î Ìèðàæ, ÑØÀ

Women's World Championship
4 – 14 April (Ice Hockey)
Espoo, Finland

Hong Kong Sevens
5 – 7 April (Rugby Sevens)
Hong Kong

IndyCar, Alabama
7 April (Racing)
Birmingham, Alabama, USA

Masters Tournament
11 – 14 April (Golf)
Augusta, USA

Chinese Grand Prix
12 – 14 April (Racing)
Shanghai International Circuit, Shanghai

Singapore Sevens
13 – 14 April (Rugby Sevens)
Singapore

Formula E, Rome
13 April (Racing)
Rome, Italy

IndyCar, Long Beach
14 April (Racing)
Long Beach, USA

Boston Marathon
15 April (Athletics)
Boston, USA

IIHF World U18 Championships
18 – 28 April (Ice Hockey)
Ornskoldsvik, Umea, Sweden

Rally Argentina
25 – 28 April (Racing)
Argentina

IndyCar, Speedway
26 April (Racing)
Speedway, USA

Azerbaijan Grand Prix
26 – 28 April (Racing)
Baku City Circuit, Baku, Azerbaijan

Azerbaijan Grand Prix
27 – 28 April (Racing)
Baku City Circuit, Baku, Azerbaijan

Formula E, Paris
27 April (Racing)
Paris, France

Rally Chile
9 – 12 May (Racing)
Concepción, Chile

Spanish Grand Prix
10 – 12 May (Racing)
Circuit de Barcelona-Catalunya, Barcelona, Spain

Formula E, Monaco
11 May (Racing)
Monaco

Spanish Grand Prix
11 – 12 May (Racing)
Circuit de Barcelona-Catalunya, Montmelo, Spain

IndyCar, Speedway
11 May (Racing)
Speedway, USA

Monaco Grand Prix
24 – 26 May (Racing)
Circuit de Monaco, Monte Carlo, Monaco

Monaco Grand Prix
24 – 25 May (Racing)
Circuit de Monaco, Monte Carlo, Mon

Formula E, Berlin
25 May (Racing)
Berlin Tempelhof Airport, Germany

Rally de Portugal
30 May – 2 June (Racing)
Portugal

IndyCar, Detroit
1 – 2 June (Racing)
Detroit, USA

Canadian Grand Prix
7 – 9 June (Racing)
Circuit Gilles Villeneuve, Montreal, Canada

IndyCar, Fort Worth
8 June (Racing)
Fort Worth, USA

Rallye Italy
13 – 16 June (Racing)
Italy

French Grand Prix
21 – 23 June (Racing)
Circuit Paul Ricard, Le Castellet, France

Grand Prix de France
22 – 23 June (Racing)
Circuit Paul Ricard, Le Castellet, France

Formula E, Bern
22 June (Racing)
Bern, Switzerland

IndyCar, Elkhart Lake
23 June (Racing)
Elkhart Lake, USA

Austrian Grand Prix
28 – 30 June (Racing)
Red Bull Ring, Spielberg, Styria, Austria

Austrian Grand Prix
29 – 30 June (Racing)
Red Bull Ring, Spielberg, Austria

British Grand Prix
12 – 14 July (Racing)
Silverstone Circuit, Silverstone, Northamptonshire

British Grand Prix
13 – 14 July (Racing)
Silverstone Circuit, Silverstone, Northamptonshire

Formula E, New York
13 July – 14 June (Racing)
New York, United States

IndyCar, Toronto
14 July (Racing)
Toronto, Canada

IndyCar, Newton
20 July (Racing)
Newton, USA

German Grand Prix
26 – 28 July (Racing)
Hockenheimring, Hockenheim, Germany

IndyCar, Lexington
28 July (Racing)
Lexington, USA

Rally Finland
1 – 4 August (Racing)
Jyvaskyla, Finland

Hungarian Grand Prix
2 – 4 August (Racing)
Hungaroring, Mogyoród, Hungary

Hungarian Grand Prix
3 – 4 August (Racing)
Hungaroring, Budapest, Hungary

IndyCar, Long Pond
18 August (Racing)
Long Pond, USA

Rallye Deutschland
22 – 25 August (Racing)
Germany

IndyCar, Madison
24 August (Racing)
Madison, USA

Belgian Grand Prix
30 August – 1 September (Racing)
Circuit de Spa-Francorchamps, Stavelot, Belgium

Belgian Grand Prix
31 August – 1 September (Racing)
Circuit de Spa-Francorchamps, Stavelot, Belgium

IndyCar, Portland
1 September (Racing)
Portland, USA

Italian Grand Prix
6 – 8 September (Racing)
Autodromo Nazionale Monza, Monza, Italy

Italian Grand Prix
7 – 8 September (Racing)
Autodromo Nazionale Monza, Monza, Italy

Rally of Turkey
12 – 15 September (Racing)
Turkey

Singapore Grand Prix
20 – 22 September (Racing)
Marina Bay Street Circuit, Marina Bay, Singapore

IndyCar, Monterey
22 September (Racing)
Monterey, USA

Russian Grand Prix
27 – 29 September (Racing)
Sochi Autodrom, Sochi, Russia

Russian Grand Prix
28 – 29 September (Racing)
Sochi Autodrom, Sochi, Russia

Rally Wales
3 – 6 October (Racing)
United Kingdom

Japanese Grand Prix
11 – 13 October (Racing)
Suzuka Circuit, Suzuka, Japan

Rally de Catalunya
24 – 27 October (Racing)
Spain

Mexican Grand Prix
25 – 27 October (Racing)
Autódromo Hermanos Rodríguez, Mexico City, Mexico

United States Grand Prix
1 – 3 November (Racing)
Circuit of the Americas, Austin, USA

Rally Australia
14 – 17 November (Racing)
Coffs Harbour, Australia

Brazilian Grand Prix
15 – 17 November (Racing)
Autódromo José Carlos Pace, São Paulo, Brazil

Abu Dhabi Grand Prix
29 November – 1 December (Racing)
Yas Marina Circuit, Abu Dhabi, UAE

Abu Dhabi Grand Prix
30 November – 1 December (Racing)
Yas Marina Circuit, Abu Dhabi, UAE