Halle Tony Garnier
30th January to 5th FebruaryWTA, Indoor, Hard
True Arena Hua Hin
30th January to 5th FebruaryWTA, Outdoor, Hard
Davis Cup, Unknown, Unknown
Cordoba Lawn Tennis Club
6th February to 12th FebruaryATP, Outdoor, Clay
Styslinger/Altec Tennis Complex
6th February to 12th FebruaryATP, Indoor, Hard
Arena Montpellier
6th February to 12th FebruaryATP, Indoor, Hard
TipsArena Linz
6th February to 12th FebruaryWTA, Indoor, Hard
Rotterdam Ahoy
13th February to 19th FebruaryATP, Indoor, Hard
Delray Beach Tennis Center
13th February to 19th FebruaryATP, Outdoor, Hard
Khalifa International Tennis and Squash Complex
13th February to 18th FebruaryWTA, Outdoor, Hard
Buenos Aires Lawn Tennis Club
13th February to 19th FebruaryATP, Outdoor, Clay
Dubai Duty Free Tennis Centre
19th February to 25th FebruaryWTA, Outdoor, Hard
Khalifa International Tennis and Squash Complex
20th February to 25th FebruaryATP, Outdoor, Hard
Palais des Sports de Marseille
20th February to 26th FebruaryATP, Indoor, Hard
Jockey Club Brasileiro
20th February to 26th FebruaryATP, Outdoor, Clay
San Carlos de Apoquindo
25th February to 26th FebruaryATP Qualification, Outdoor, Clay
Princess Mundo Imperial
27th February to 4th MarchATP, Outdoor, Hard
Dubai Duty Free Tennis Centre
27th February to 4th MarchATP, Outdoor, Hard
San Carlos de Apoquindo
27th February to 5th MarchATP, Outdoor, Clay
Club Sonoma
27th February to 5th MarchWTA, Outdoor, Hard
All times are UK and subject to change. BBC is not responsible for any changes.