March
Monday 31 March
- Bucharest Open
- Arenele BNR
- 31 March to 6 April
- ATP, Outdoor, Clay
Monday 31 March
- Grand Prix Hassan II
- Royal Tennis Club de Marrakech
- 31 March to 6 April
- ATP, Outdoor, Clay
Monday 31 March
- US Men's Clay Court Championships
- River Oaks Country Club
- 31 March to 7 April
- ATP, Outdoor, Clay
Monday 31 March
- Copa Colsanitas
- Country Club Bogota
- 31 March to 6 April
- WTA, Outdoor, Clay
Monday 31 March
- Credit One Charleston Open
- Family Circle Tennis Center
- 31 March to 6 April
- WTA, Outdoor, Clay
April
Sunday 6 April
- Rolex Monte Carlo Masters
- Monte Carlo Country Club
- 6 April to 13 April
- ATP, Outdoor, Clay
Monday 7 April
- Billie Jean King Cup Qualifiers, Group A
- Ariake Tennis Forest Park
- 7 April to 13 April
- Fed Cup, Indoor, Hard
Monday 7 April
- Billie Jean King Cup Qualifiers, Group B
- RT Torax Arena
- 7 April to 13 April
- Fed Cup, Indoor, Hard
Monday 7 April
- Billie Jean King Cup Qualifiers, Group C
- NTC Arena
- 7 April to 13 April
- Fed Cup, Indoor, Hard
Monday 7 April
- Billie Jean King Cup Qualifiers, Group D
- Queensland Tennis Centre
- 7 April to 13 April
- Fed Cup, Outdoor, Hard
Monday 7 April
- Billie Jean King Cup Qualifiers, Group E
- Radom Sports Center
- 7 April to 13 April
- Fed Cup, Indoor, Clay
Monday 7 April
- Billie Jean King Cup Qualifiers, Group F
- Sportcampus Zuiderpark
- 7 April to 13 April
- Fed Cup, Indoor, Clay
Tuesday 8 April
- Billie Jean King Cup Group 1 - Asia/Oceania
- 8 April to 12 April
- Fed Cup, Outdoor, Hard
Tuesday 8 April
- Billie Jean King Cup Group 1 - Europe/Africa, Pool A
- 8 April to 11 April
- Fed Cup, Indoor, Hard
Tuesday 8 April
- Billie Jean King Cup Group 1 - Europe/Africa, Pool B
- 8 April to 11 April
- Fed Cup, Indoor, Hard
Tuesday 8 April
- Billie Jean King Cup Group 1 - Europe/Africa, Pool C
- 8 April to 11 April
- Fed Cup, Indoor, Hard
Tuesday 8 April
- Billie Jean King Cup Group 1 - Europe/Africa, Pool D
- 8 April to 11 April
- Fed Cup, Indoor, Hard
Tuesday 8 April
- Billie Jean King Cup Group 1 - Americas
- 8 April to 12 April
- Fed Cup, Outdoor, Hard
Friday 11 April
- Billie Jean King Cup Group 1 - Europe/Africa, Promotion Playoff
- 11 April to 12 April
- Fed Cup, Indoor, Hard
Friday 11 April
- Billie Jean King Cup Group 1 - Europe/Africa, Relegation Playoff
- 11 April to 12 April
- Fed Cup, Indoor, Hard
Monday 14 April
- Barcelona Open
- Real Club de Tenis de Barcelona
- 14 April to 20 April
- ATP, Outdoor, Clay
Monday 14 April
- BMW Open
- MTTC Iphitos
- 14 April to 20 April
- ATP, Outdoor, Clay
Monday 14 April
- Porsche Tennis Grand Prix
- Porsche-Arena
- 14 April to 21 April
- WTA, Indoor, Clay
Monday 14 April
- Open Capfinances Rouen Metropole
- Kindarena
- 14 April to 20 April
- WTA, Outdoor, Clay
Tuesday 22 April
- Madrid Open
- La Caja Magica
- 22 April to 4 May
- WTA, Outdoor, Clay
Tuesday 22 April
- Madrid Open
- La Caja Magica
- 22 April to 4 May
- ATP, Outdoor, Clay
All times are UK and subject to change. BBC is not responsible for any changes.