ATP Challenger Tour 2011
Jadwal > Mei

| Minggu | Turnamen | Juara | Juara kedua | Semifinalis | perempatfinalis |
| --- | --- | --- | --- | --- | --- |
| 2 Mei | Strabag Prague Open 2011  Praha, Republik Ceko Seri reguler $85,000 – Tanah liat – 32T/32K/16G  Undian Utama – Undian Ganda |  Lukáš Rosol   7–6(1), 5–2 berhenti |  Alex Bogomolov Jr. |  Fernando González   Ivo Minář |  Lukáš Lacko  Julien Benneteau  Jan Hájek  Dennis Blömke |
| 2 Mei | Strabag Prague Open 2011  Praha, Republik Ceko Seri reguler $85,000 – Tanah liat – 32T/32K/16G  Undian Utama – Undian Ganda |  František Čermák  Lukáš Rosol  6–3, 6–4 |  Christopher Kas  Alexander Peya |  Fernando González   Ivo Minář |  Lukáš Lacko  Julien Benneteau  Jan Hájek  Dennis Blömke |
| 2 Mei | Savannah Challenger 2011  Savannah, Amerika Serikat Seri reguler €50,000 – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Wayne Odesnik   6–4, 6–4 |  Donald Young |  Ryan Harrison    Michael Russell |  Amer Delić  Bobby Reynolds  Michael Yani  James Blake |
| 2 Mei | Savannah Challenger 2011  Savannah, Amerika Serikat Seri reguler €50,000 – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Rik de Voest  Izak van der Merwe  6–3, 6–3 |  Sekou Bangoura  Jesse Witten |  Ryan Harrison    Michael Russell |  Amer Delić  Bobby Reynolds  Michael Yani  James Blake |
| 2 Mei | Roma Open 2011  Roma, Italia Seri reguler $30,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Simone Bolelli   2–6, 6–1, 6–3 |  Eduardo Schwank |  Dustin Brown    Simone Vagnozzi |  Tobias Kamke  José Acasuso  Pablo Carreño-Busta  Martin Fischer |
| 2 Mei | Roma Open 2011  Roma, Italia Seri reguler $30,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Juan Sebastián Cabal  Robert Farah   2–6, 6–3, [11–9] |  Santiago González  Travis Rettenmaier |  Dustin Brown    Simone Vagnozzi |  Tobias Kamke  José Acasuso  Pablo Carreño-Busta  Martin Fischer |
| 9 Mei | BNP Paribas Primrose Bordeaux 2011  Bordeaux, Prancis Seri reguler $85,000+H – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Marc Gicquel   6–2, 6–4 |  Horacio Zeballos |  Julien Benneteau   Stéphane Robert |  Jérémy Chardy  Paul Capdeville  Nicolas Mahut  Florent Serra |
| 9 Mei | BNP Paribas Primrose Bordeaux 2011  Bordeaux, Prancis Seri reguler $85,000+H – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Jamie Delgado    Jonathan Marray   7–5, 6–3 |  Julien Benneteau    Nicolas Mahut |  Julien Benneteau   Stéphane Robert |  Jérémy Chardy  Paul Capdeville  Nicolas Mahut  Florent Serra |
| 9 Mei | Busan Open Challenger Tennis 2011  Busan, Korea Selatan Undian Ganda €75,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Dudi Sela   6–2, 6–7(5), 6–3 |  Tatsuma Ito |  Lu Yen-hsun   Go Soeda |  Greg Jones  Amir Weintraub  Yuichi Sugita  Vasek Pospisil |
| 9 Mei | Busan Open Challenger Tennis 2011  Busan, Korea Selatan Undian Ganda €75,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Im Kyu-tae    Danai Udomchoke   6–4, 6–4 |  Jamie Baker    Vasek Pospisil |  Lu Yen-hsun   Go Soeda |  Greg Jones  Amir Weintraub  Yuichi Sugita  Vasek Pospisil |
| 9 Mei | Zagreb Open 2011  Zagreb, Kroasia Seri reguler $50,000 – Tanah liat (merah) – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Diego Junqueira   6–3, 6–4 |  João Souza |  Martin Kližan   Andrea Arnaboldi |  Ivan Dodig  Nikola Mektić  Kristijan Mesaroš  Dominik Meffert |
| 9 Mei | Zagreb Open 2011  Zagreb, Kroasia Seri reguler $50,000 – Tanah liat (merah) – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Daniel Muñoz-De La Nava  Rubén Ramírez Hidalgo  6–2, 7–6(10) |  Mate Pavić  Franko Škugor |  Martin Kližan   Andrea Arnaboldi |  Ivan Dodig  Nikola Mektić  Kristijan Mesaroš  Dominik Meffert |
| 16 Mei | Fergana Challenger 2011  Fergana, Uzbekistan Seri reguler €35,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Dudi Sela 6–2, 6–1 |  Greg Jones |  Miloslav Mečíř Jr.  Yuichi Sugita |  Raven Klaasen  Danai Udomchoke  Tsung-hua Yang  Denis Matsukevich |
| 16 Mei | Fergana Challenger 2011  Fergana, Uzbekistan Seri reguler €35,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  John Paul Fruttero  Raven Klaasen  6–0, 6–3 |  Kyu-tae Im  Danai Udomchoke |  Miloslav Mečíř Jr.  Yuichi Sugita |  Raven Klaasen  Danai Udomchoke  Tsung-hua Yang  Denis Matsukevich |
| 16 Mei | Trofeo Paolo Corazzi 2011  Cremona, Italia Seri reguler $30,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Igor Kunitsyn 6–2, 7–6(2) |  Rainer Schüttler |  Pablo Carreño-Busta    Matthew Ebden |  Roko Karanušić  Malek Jaziri  Andrea Arnaboldi   Alexander Sadecky |
| 16 Mei | Trofeo Paolo Corazzi 2011  Cremona, Italia Seri reguler $30,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Treat Conrad Huey  Purav Raja  6–1, 6–2 |  Tomasz Bednarek  Mateusz Kowalczyk |  Pablo Carreño-Busta    Matthew Ebden |  Roko Karanušić  Malek Jaziri  Andrea Arnaboldi   Alexander Sadecky |
| 23 Mei | Alessandria Challenger 2011  Alessandria, Italia Seri reguler $30,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Pablo Carreño-Busta 3–6, 6–3, 7–5 |  Roberto Bautista-Agut |  Facundo Bagnis    Frederik Nielsen |  Diego Junqueira    Ruben Bemelmans  Juan Pablo Brzezicki    Peter Luczak |
| 23 Mei | Alessandria Challenger 2011  Alessandria, Italia Seri reguler $30,000+H – Keras – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Martin Fischer  Philipp Oswald  6–7(5), 7–5, [10–6] |  Jeff Coetzee  Andreas Siljeström |  Facundo Bagnis    Frederik Nielsen |  Diego Junqueira    Ruben Bemelmans  Juan Pablo Brzezicki    Peter Luczak |
| 30 Mei | UniCredit Czech Open 2011  Prostějov, Republik Ceko Seri reguler $106,500+H – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Yuri Schukin    6–4, 4–6, 6–0 |  Flavio Cipolla |  Radek Štěpánek  Daniel Muñoz-De La Nava |  Mikhail Youzhny  Andreas Seppi  Víctor Estrella  Evgeny Korolev |
| 30 Mei | UniCredit Czech Open 2011  Prostějov, Republik Ceko Seri reguler $106,500+H – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Sergei Bubka    Adrián Menéndez  7–5, 6–2 |  David Marrero   Rubén Ramírez Hidalgo |  Radek Štěpánek  Daniel Muñoz-De La Nava |  Mikhail Youzhny  Andreas Seppi  Víctor Estrella  Evgeny Korolev |
| 30 Mei | AEGON Trophy 2011  Nottingham, Britania Raya Seri reguler €64,000+H – Rumput – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Gilles Müller   7–6(4), 6–2 |  Matthias Bachinger |  Tatsuma Ito  Bernard Tomic |  Stéphane Bohli  Dmitry Tursunov  Matthew Ebden  Marinko Matosevic |
| 30 Mei | AEGON Trophy 2011  Nottingham, Britania Raya Seri reguler €64,000+H – Rumput – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Colin Fleming    Ross Hutchins  4–6, 7–6(8), [13–11] |  Dustin Brown    Martin Emmrich |  Tatsuma Ito  Bernard Tomic |  Stéphane Bohli  Dmitry Tursunov  Matthew Ebden  Marinko Matosevic |
| 30 Mei | Franken Challenge 2011  Fürth, Jerman Seri reguler €42,500+H – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  João Sousa   6–2, 0–6, 6–2 |  Jan-Lennard Struff |  Nikola Ćirić    Denis Gremelmayr |  Tobias Kamke  Jerzy Janowicz  Simon Greul  Romain Jouan |
| 30 Mei | Franken Challenge 2011  Fürth, Jerman Seri reguler €42,500+H – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Rameez Junaid    Frank Moser  6–2, 6–7(2), [10–6] |  Jorge Aguilar    Júlio César Campozano |  Nikola Ćirić    Denis Gremelmayr |  Tobias Kamke  Jerzy Janowicz  Simon Greul  Romain Jouan |
| 30 Mei | Rijeka Open 2011  Rijeka, Kroasia Seri reguler €30,000+H – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Rui Machado   6–3, 6–0 |  Grega Žemlja |  Paolo Lorenzi  Simone Vagnozzi |  Blaž Kavčič  Kristijan Mesaroš  Adrian Ungur  Andrés Molteni |
| 30 Mei | Rijeka Open 2011  Rijeka, Kroasia Seri reguler €30,000+H – Tanah liat – 32T/32K/16G  Undian Tunggal – Undian Ganda |  Paolo Lorenzi    Júlio Silva  6–3, 6–2 |  Lovro Zovko    Dino Marcan |  Paolo Lorenzi  Simone Vagnozzi |  Blaž Kavčič  Kristijan Mesaroš  Adrian Ungur  Andrés Molteni |