Tur Dunia ATP 2011
Jadwal > Januari

| Minggu | Turnamen | Juara | Juara Kedua | Semifinalis | Perempat finalis |
| --- | --- | --- | --- | --- | --- |
| 3 Januari | Hyundai Hopman Cup  Perth, Australia Piala Hopman A$1,000,000 – Keras (dr) – 8 tim (PG) |  Amerika Serikat 2–1 |  Belgia (alternatif) | Penyisihan Grup (Grup A) Serbia (tidak ikut)  Australia  Kazakhstan | Penyisihan Grup (Grup B) Prancis  Italia  Britania Raya |
| 3 Januari | Brisbane International  Brisbane, Australia ATP World Tour 250 $372,500 – Keras – 32T/32K/16G Undian Tunggal – Undian Ganda |  Robin Söderling 6–3, 7–5 |  Andy Roddick |  Radek Štěpánek  Kevin Anderson |  Matthew Ebden  Florian Mayer  Santiago Giraldo  Marcos Baghdatis |
| 3 Januari | Brisbane International  Brisbane, Australia ATP World Tour 250 $372,500 – Keras – 32T/32K/16G Undian Tunggal – Undian Ganda |  Lukáš Dlouhý  Paul Hanley 6–4, berhenti |  Robert Lindstedt  Horia Tecău |  Radek Štěpánek  Kevin Anderson |  Matthew Ebden  Florian Mayer  Santiago Giraldo  Marcos Baghdatis |
| 3 Januari | Aircel Chennai Open  Chennai, India ATP World Tour 250 $398,250 – Keras – 32T/32K/16G Undian Tunggal – Undian Ganda |  Stanislas Wawrinka 7–5, 4–6, 6–1 |  Xavier Malisse |  Tomáš Berdych  Janko Tipsarević |  Blaž Kavčič  Robin Haase  Björn Phau  Kei Nishikori |
| 3 Januari | Aircel Chennai Open  Chennai, India ATP World Tour 250 $398,250 – Keras – 32T/32K/16G Undian Tunggal – Undian Ganda |  Mahesh Bhupathi  Leander Paes 6–2, 6–7(3–7), [10–7] |  Robin Haase  David Martin |  Tomáš Berdych  Janko Tipsarević |  Blaž Kavčič  Robin Haase  Björn Phau  Kei Nishikori |
| 3 Januari | Qatar Terbuka  Doha, Qatar ATP World Tour 250 $1,024,000 – Keras – 32T/32K/16G Undian Tunggal – Undian Ganda |  Roger Federer 6–3, 6–4 |  Nikolay Davydenko |  Rafael Nadal   Jo-Wilfried Tsonga |  Ernests Gulbis  Ivo Karlović  Guillermo García-López  Viktor Troicki |
| 3 Januari | Qatar Terbuka  Doha, Qatar ATP World Tour 250 $1,024,000 – Keras – 32T/32K/16G Undian Tunggal – Undian Ganda |  Marc López  Rafael Nadal 6–3, 7–6(7–4) |  Daniele Bracciali  Andreas Seppi |  Rafael Nadal   Jo-Wilfried Tsonga |  Ernests Gulbis  Ivo Karlović  Guillermo García-López  Viktor Troicki |
| 10 Januari | Medibank International Sydney  Sydney, Australia ATP World Tour 250 $372,500 – Keras – 28T/32K/16G Undian Tunggal – Undian Ganda |  Gilles Simon 7–5, 7–6(7–4) |  Viktor Troicki |  Ernests Gulbis  Florian Mayer |  Alexandr Dolgopolov  Sergiy Stakhovsky  Richard Gasquet  Potito Starace |
| 10 Januari | Medibank International Sydney  Sydney, Australia ATP World Tour 250 $372,500 – Keras – 28T/32K/16G Undian Tunggal – Undian Ganda |  Lukáš Dlouhý  Paul Hanley 6–7(6–8), 6–3, [10–5] |  Bob Bryan  Mike Bryan |  Ernests Gulbis  Florian Mayer |  Alexandr Dolgopolov  Sergiy Stakhovsky  Richard Gasquet  Potito Starace |
| 10 Januari | Heineken Open  Auckland, Selandia Baru ATP World Tour 250 $355,500 – Keras – 28T/32K/16G Undian Tunggal – Undian Ganda |  David Ferrer 6–3, 6–2 |  David Nalbandian |  Santiago Giraldo  Nicolás Almagro |  Philipp Kohlschreiber  Thomaz Bellucci  John Isner  Adrian Mannarino |
| 10 Januari | Heineken Open  Auckland, Selandia Baru ATP World Tour 250 $355,500 – Keras – 28T/32K/16G Undian Tunggal – Undian Ganda |  Marcel Granollers  Tommy Robredo 6–4, 7–6(8–6) |  Johan Brunström  Stephen Huss |  Santiago Giraldo  Nicolás Almagro |  Philipp Kohlschreiber  Thomaz Bellucci  John Isner  Adrian Mannarino |
| 17 Januari 24 Januari | Australia Terbuka  Melbourne, Australia Grand Slam A$10,712,240 – Keras 128T/128K/64G/32C Undian Tunggal – Undian Ganda – Undian Campur |  Novak Djokovic 6–4, 6–2, 6–3 |  Andy Murray |  David Ferrer  Roger Federer |  Rafael Nadal  Alexandr Dolgopolov  Tomáš Berdych  Stanislas Wawrinka |
| 17 Januari 24 Januari | Australia Terbuka  Melbourne, Australia Grand Slam A$10,712,240 – Keras 128T/128K/64G/32C Undian Tunggal – Undian Ganda – Undian Campur |  Bob Bryan  Mike Bryan 6–3, 6–4 |  Mahesh Bhupathi  Leander Paes |  David Ferrer  Roger Federer |  Rafael Nadal  Alexandr Dolgopolov  Tomáš Berdych  Stanislas Wawrinka |
| 17 Januari 24 Januari | Australia Terbuka  Melbourne, Australia Grand Slam A$10,712,240 – Keras 128T/128K/64G/32C Undian Tunggal – Undian Ganda – Undian Campur |  Daniel Nestor  Katarina Srebotnik 6–3, 3–6, [10–7] |  Paul Hanley  Chan Yung-jan |  David Ferrer  Roger Federer |  Rafael Nadal  Alexandr Dolgopolov  Tomáš Berdych  Stanislas Wawrinka |
| 31 Januari | SA Tennis Open  Johannesburg, Afrika Selatan ATP World Tour 250 $442,500 – Keras – 32T/32K/16G Undian Tunggal – Undian Ganda |  Kevin Anderson 4–6, 6–3, 6–2 |  Somdev Devvarman |  Adrian Mannarino  Izak van der Merwe |  Frank Dancevic  Karol Beck  Rik de Voest  Simon Greul |
| 31 Januari | SA Tennis Open  Johannesburg, Afrika Selatan ATP World Tour 250 $442,500 – Keras – 32T/32K/16G Undian Tunggal – Undian Ganda |  James Cerretani  Adil Shamasdin 6–3, 3–6, [10–7] |  Scott Lipsky  Rajeev Ram |  Adrian Mannarino  Izak van der Merwe |  Frank Dancevic  Karol Beck  Rik de Voest  Simon Greul |
| 31 Januari | PBZ Zagreb Indoors  Zagreb, Kroasia ATP World Tour 250 €398,250 – Keras (dr) – 32T/32K/16G Undian Tunggal – Undian Ganda |  Ivan Dodig 6–3, 6–4 |  Michael Berrer |  Florian Mayer  Guillermo García-López |  Marin Čilić  Richard Gasquet  Alex Bogomolov, Jr.  Ivan Ljubičić |
| 31 Januari | PBZ Zagreb Indoors  Zagreb, Kroasia ATP World Tour 250 €398,250 – Keras (dr) – 32T/32K/16G Undian Tunggal – Undian Ganda |  Dick Norman  Horia Tecău 6–3, 6–4 |  Marcel Granollers  Marc López |  Florian Mayer  Guillermo García-López |  Marin Čilić  Richard Gasquet  Alex Bogomolov, Jr.  Ivan Ljubičić |
| 31 Januari | Movistar Open  Santiago, Chili ATP World Tour 250 $398,250 – Tanah liat (merah) – 32T/32K/16G Undian Tunggal – Undian Ganda |  Tommy Robredo 6–2, 2–6, 7–6(7–5) |  Santiago Giraldo |  Potito Starace  Fabio Fognini |  Horacio Zeballos  Juan Ignacio Chela  Thomaz Bellucci  Máximo González |
| 31 Januari | Movistar Open  Santiago, Chili ATP World Tour 250 $398,250 – Tanah liat (merah) – 32T/32K/16G Undian Tunggal – Undian Ganda |  Marcelo Melo  Bruno Soares 6–3, 7–6(7–3) |  Łukasz Kubot  Oliver Marach |  Potito Starace  Fabio Fognini |  Horacio Zeballos  Juan Ignacio Chela  Thomaz Bellucci  Máximo González |