Tur Dunia ATP 2011
Jadwal > April

| Minggu | Turnamen | Juara | Juara Kedua | Semifinalis | Perempat finalis |
| --- | --- | --- | --- | --- | --- |
| 4 April | Kejuaraan Tanah Liat Putra Amerika Serikat  Houston, Amerika Serikat ATP World Tour 250 $442,500 – Tanah liat (marun) – 28T/32K/16G Undian Tunggal – Undian Ganda |  Ryan Sweeting   6–4, 7–6(7–3) |  Kei Nishikori |  Pablo Cuevas  Ivo Karlović |  Mardy Fish  Guillermo García-López  John Isner  Teymuraz Gabashvili |
| 4 April | Kejuaraan Tanah Liat Putra Amerika Serikat  Houston, Amerika Serikat ATP World Tour 250 $442,500 – Tanah liat (marun) – 28T/32K/16G Undian Tunggal – Undian Ganda |  Bob Bryan    Mike Bryan  6–7(4–7), 6–2, [10–5] |  John Isner    Sam Querrey |  Pablo Cuevas  Ivo Karlović |  Mardy Fish  Guillermo García-López  John Isner  Teymuraz Gabashvili |
| 4 April | Grand Prix Hassan II  Casablanca, Maroko ATP World Tour 250 €398,250 – Tanah liat (merah) – 28T/32K/16G Undian Tunggal – Undian Ganda |  Pablo Andújar   6–1, 6–2 |  Potito Starace |  Albert Montañés  Victor Hănescu |  Fabio Fognini  Pere Riba  Gilles Simon  Andrey Kuznetsov |
| 4 April | Grand Prix Hassan II  Casablanca, Maroko ATP World Tour 250 €398,250 – Tanah liat (merah) – 28T/32K/16G Undian Tunggal – Undian Ganda |  Robert Lindstedt    Horia Tecău   6–2, 6–1 |  Colin Fleming    Igor Zelenay |  Albert Montañés  Victor Hănescu |  Fabio Fognini  Pere Riba  Gilles Simon  Andrey Kuznetsov |
| 11 April | Monte-Carlo Rolex Masters  Monte Carlo, Monako ATP World Tour Masters 1000 €2,227,500 – Tanah liat (merah) – 56T/28K/24G Undian Tunggal – Undian Ganda |  Rafael Nadal   6–4, 7–5 |  David Ferrer |  Andy Murray  Jürgen Melzer |  Ivan Ljubičić   Frederico Gil  Viktor Troicki  Roger Federer |
| 11 April | Monte-Carlo Rolex Masters  Monte Carlo, Monako ATP World Tour Masters 1000 €2,227,500 – Tanah liat (merah) – 56T/28K/24G Undian Tunggal – Undian Ganda |  Bob Bryan    Mike Bryan  6–3, 6–2 |  Juan Ignacio Chela    Bruno Soares |  Andy Murray  Jürgen Melzer |  Ivan Ljubičić   Frederico Gil  Viktor Troicki  Roger Federer |
| 18 April | Barcelona Open Banco Sabadell  Barcelona, Spanyol ATP World Tour 500 €1,550,000 – Tanah liat (merah) – 56T/28K/24G Undian Tunggal – Undian Ganda |  Rafael Nadal   6–2, 6–4 |  David Ferrer |  Ivan Dodig   Nicolás Almagro |  Gaël Monfils   Feliciano López   Jürgen Melzer   Juan Carlos Ferrero |
| 18 April | Barcelona Open Banco Sabadell  Barcelona, Spanyol ATP World Tour 500 €1,550,000 – Tanah liat (merah) – 56T/28K/24G Undian Tunggal – Undian Ganda |  Santiago González    Scott Lipsky  5–7, 6–2, [12–10] |  Bob Bryan    Mike Bryan |  Ivan Dodig   Nicolás Almagro |  Gaël Monfils   Feliciano López   Jürgen Melzer   Juan Carlos Ferrero |
| 25 April | BMW Terbuka  München, Jerman ATP World Tour 250 €398,250 – Tanah liat (merah) – 32T/32K/16G Undian Tunggal – Undian Ganda |  Nikolay Davydenko   6–3, 3–6, 6–1 |  Florian Mayer |  Philipp Petzschner    Radek Štěpánek |  Potito Starace   Grigor Dimitrov    Marin Cilic   Philipp Kohlschreiber |
| 25 April | BMW Terbuka  München, Jerman ATP World Tour 250 €398,250 – Tanah liat (merah) – 32T/32K/16G Undian Tunggal – Undian Ganda |  Simone Bolelli    Horacio Zeballos   7–6(7–3), 6–4 |  Andreas Beck    Christopher Kas |  Philipp Petzschner    Radek Štěpánek |  Potito Starace   Grigor Dimitrov    Marin Cilic   Philipp Kohlschreiber |
| 25 April | Serbia Terbuka  Belgrade, Serbia ATP World Tour 250 €373,200 – Tanah liat (merah) – 28T/32K/16G Undian Tunggal – Undian Ganda |  Novak Djokovic   7–6(7–4), 6–2 |  Feliciano López |  Janko Tipsarević    Filippo Volandri |  Blaž Kavčič   Somdev Devvarman   Albert Montañés    Marcel Granollers |
| 25 April | Serbia Terbuka  Belgrade, Serbia ATP World Tour 250 €373,200 – Tanah liat (merah) – 28T/32K/16G Undian Tunggal – Undian Ganda |  František Čermák    Filip Polášek   7–5, 6–2 |  Oliver Marach    Alexander Peya |  Janko Tipsarević    Filippo Volandri |  Blaž Kavčič   Somdev Devvarman   Albert Montañés    Marcel Granollers |
| 25 April | Estoril Terbuka  Estoril, Portugal ATP World Tour 250 €398,250 – Tanah liat (merah) – 28T/32K/16G Undian Tunggal – Undian Ganda |  Juan Martin del Potro   6–2, 6–2 |  Fernando Verdasco |  Pablo Cuevas   Milos Raonic |  Robin Söderling  Thomaz Bellucci  Gilles Simon   Kevin Anderson |
| 25 April | Estoril Terbuka  Estoril, Portugal ATP World Tour 250 €398,250 – Tanah liat (merah) – 28T/32K/16G Undian Tunggal – Undian Ganda |  Eric Butorac    Jean-Julien Rojer   6–3, 6–4 |  Marc López    David Marrero |  Pablo Cuevas   Milos Raonic |  Robin Söderling  Thomaz Bellucci  Gilles Simon   Kevin Anderson |