Matches played in 2011 so far - Week of 04/04/2011 ATP level - main draw only Rank Player Nat W-L Matches PCT. 1 Juan Martin Del Potro ARG 21-6 27 0,778 2 Roger Federer SUI 22-4 26 0,846 3 Nicolas Almagro ESP 20-5 25 0,800 4 Tomas Berdych CZE 18-7 25 0,720 5 Novak Djokovic SRB 24-0 24 1,000 6 Alexandr Dolgopolov UKR 16-8 24 0,667 7 Robin Soderling SWE 19-3 22 0,864 8 Stanislas Wawrinka SUI 17-5 22 0,773 9 Florian Mayer GER 14-8 22 0,636 10 Gilles Simon FRA 14-8 22 0,636 11 David Ferrer ESP 17-4 21 0,810 12 Rafael Nadal ESP 17-4 21 0,810 13 Tommy Robredo ESP 16-5 21 0,762 14 Kevin Anderson RSA 14-7 21 0,667 15 Viktor Troicki SRB 14-7 21 0,667 16 Santiago Giraldo COL 13-8 21 0,619 17 Milos Raonic CAN 15-5 20 0,750 18 Janko Tipsarevic SRB 13-7 20 0,650 19 Kei Nishikori JPN 13-7 20 0,650 20 Mardy Fish USA 13-7 20 0,650 21 Richard Gasquet FRA 13-7 20 0,650 22 Potito Starace ITA 11-9 20 0,550 23 Juan Ignacio Chela ARG 11-8 19 0,579 24 Ivo Karlovic CRO 10-9 19 0,526 25 Andy Roddick USA 14-4 18 0,778 26 Jo-Wilfried Tsonga FRA 12-6 18 0,667 27 Marin Cilic CRO 11-7 18 0,611 28 Pablo Andujar ESP 10-7 17 0,588 29 Somdev Devvarman IND 10-7 17 0,588 30 Thomaz Bellucci BRA 10-7 17 0,588 31 Guillermo Garcia-Lopez ESP 8-9 17 0,471 32 Pablo Cuevas URU 8-9 17 0,471 33 Philipp Petzschner GER 8-9 17 0,471 34 Fabio Fognini ITA 7-10 17 0,412 35 Ivan Dodig CRO 11-5 16 0,688 36 Ryan Sweeting USA 10-6 16 0,625 37 Xavier Malisse BEL 9-7 16 0,563 38 Adrian Mannarino FRA 8-8 16 0,500 39 Albert Montanes ESP 8-8 16 0,500 40 Igor Andreev RUS 6-10 16 0,375 41 Fernando Verdasco ESP 8-7 15 0,533 42 Philipp Kohlschreiber GER 8-7 15 0,533 43 Sergiy Stakhovsky UKR 8-7 15 0,533 44 Victor Hanescu ROU 6-9 15 0,400 45 Ivan Ljubicic CRO 7-7 14 0,500 46 John Isner USA 7-7 14 0,500 47 Michael Berrer GER 7-7 14 0,500 48 Radek Stepanek CZE 7-7 14 0,500 49 Feliciano Lopez ESP 6-8 14 0,429 50 Lukasz Kubot POL 6-8 14 0,429 51 Ricardo Mello BRA 6-8 14 0,429 52 Sam Querrey USA 6-8 14 0,429 53 James Blake USA 7-6 13 0,538 54 Ernests Gulbis LAT 6-7 13 0,462 55 Juan Monaco ARG 6-7 13 0,462 56 Marcos Baghdatis CYP 6-7 13 0,462 57 Nikolay Davydenko RUS 6-7 13 0,462 58 Richard Berankis LTU 6-7 13 0,462 59 Teymuraz Gabashvili RUS 5-8 13 0,385 60 David Nalbandian ARG 8-4 12 0,667 61 Mikhail Youzhny RUS 7-5 12 0,583 62 Blaz Kavcic SLO 6-6 12 0,500 63 Michael Llodra FRA 6-6 12 0,500 64 Marcel Granollers ESP 5-7 12 0,417 65 Michael Russell USA 5-7 12 0,417 66 Robin Haase NED 5-7 12 0,417 67 Carlos Berlocq ARG 4-8 12 0,333 68 Frederico Gil POR 4-8 12 0,333 69 Benjamin Becker GER 3-9 12 0,250 70 Ruben Ramirez Hidalgo ESP 3-9 12 0,250 71 Jurgen Melzer AUT 6-5 11 0,545 72 Andreas Seppi ITA 4-7 11 0,364 73 Denis Istomin UZB 4-7 11 0,364 74 Florent Serra FRA 3-8 11 0,273 75 Andy Murray GBR 6-4 10 0,600 76 Igor Kunitsyn RUS 4-6 10 0,400 77 Jarkko Nieminen FIN 3-7 10 0,300 78 Rainer Schuettler GER 2-8 10 0,200 79 Yen-Hsun Lu TPE 2-8 10 0,200 80 Lukas Lacko SVK 4-5 9 0,444 81 Robert Kendrick USA 4-5 9 0,444 82 Eduardo Schwank ARG 3-6 9 0,333 83 Filippo Volandri ITA 3-6 9 0,333 84 Pere Riba ESP 3-6 9 0,333 85 Rui Machado POR 3-6 9 0,333 86 Ryan Harrison USA 3-6 9 0,333 87 Andrey Golubev KAZ 2-7 9 0,222 88 Daniel Gimeno-Traver ESP 0-9 9 0,000 89 Dmitry Tursunov RUS 4-4 8 0,500 90 Horacio Zeballos ARG 4-4 8 0,500 91 Lleyton Hewitt AUS 4-4 8 0,500 92 Bernard Tomic AUS 3-5 8 0,375 93 Donald Young USA 3-5 8 0,375 94 Illya Marchenko UKR 3-5 8 0,375 95 Bjorn Phau GER 2-6 8 0,250 96 Brian Dabul ARG 2-6 8 0,250 97 Grigor Dimitrov BUL 2-6 8 0,250 98 Tobias Kamke GER 2-6 8 0,250 99 Jeremy Chardy FRA 1-7 8 0,125 100 Mischa Zverev GER 1-7 8 0,125 101 Gael Monfils FRA 5-2 7 0,714 102 Alex Bogomolov Jr. USA 4-3 7 0,571 103 Albert Ramos-Vinolas ESP 3-4 7 0,429 104 Alejandro Falla COL 3-4 7 0,429 105 Arnaud Clement FRA 2-5 7 0,286 106 Dudi Sela ISR 2-5 7 0,286 107 Julien Benneteau FRA 2-5 7 0,286 108 Leonardo Mayer ARG 2-5 7 0,286 109 Dustin Brown GER 1-6 7 0,143 110 Tim Smyczek USA 3-3 6 0,500 111 Karol Beck SVK 2-4 6 0,333 112 Matthew Ebden AUS 2-4 6 0,333 113 Daniel Brands GER 1-5 6 0,167 114 Marsel Ilhan TUR 1-5 6 0,167 115 Mikhail Kukushkin KAZ 1-5 6 0,167 116 Thiemo de Bakker NED 1-5 6 0,167 117 Rik De Voest RSA 3-2 5 0,600 118 Benoit Paire FRA 2-3 5 0,400 119 Frank Dancevic CAN 2-3 5 0,400 120 Joao Souza BRA 2-3 5 0,400 121 Maximo Gonzalez ARG 2-3 5 0,400 122 Michal Przysiezny POL 1-4 5 0,200 123 Jan Hajek CZE 0-5 5 0,000 124 Izak Van Der Merwe RSA 3-1 4 0,750 125 Olivier Rochus BEL 3-1 4 0,750 126 Nicolas Mahut FRA 2-2 4 0,500 127 Sergei Bubka UKR 2-2 4 0,500 128 Simon Greul GER 2-2 4 0,500 129 Denis Gremelmayr GER 1-3 4 0,250 130 Edouard Roger-Vasselin FRA 1-3 4 0,250 131 Jesse Huta Galung NED 1-3 4 0,250 132 Stephane Robert FRA 1-3 4 0,250 133 Marinko Matosevic AUS 0-4 4 0,000 134 Paul Capdeville CHI 0-4 4 0,000 135 Andrey Kuznetsov RUS 2-1 3 0,667 136 Jan Hernych CZE 2-1 3 0,667 137 Jose Acasuso ARG 2-1 3 0,667 138 Antonio Veic CRO 1-2 3 0,333 139 Ivan Navarro ESP 1-2 3 0,333 140 Lukas Rosol CZE 1-2 3 0,333 141 Peter Luczak AUS 0-3 3 0,000 142 Thomas Schoorel NED 0-3 3 0,000 143 Alexander Kudryavtsev RUS 1-1 2 0,500 144 Caio Zampieri BRA 1-1 2 0,500 145 David Goffin BEL 1-1 2 0,500 146 Fritz Wolmarans RSA 1-1 2 0,500 147 Gilles Muller LUX 1-1 2 0,500 148 Go Soeda JPN 1-1 2 0,500 149 Juan Pablo Brzezicki ARG 1-1 2 0,500 150 Marco Chiudinelli SUI 1-1 2 0,500 151 Paolo Lorenzi ITA 1-1 2 0,500 152 Santiago Gonzalez MEX 1-1 2 0,500 153 Yuichi Sugita JPN 1-1 2 0,500 154 Chris Guccione AUS 0-2 2 0,000 155 Facundo Bagnis ARG 0-2 2 0,000 156 Flavio Cipolla ITA 0-2 2 0,000 157 Franco Skugor CRO 0-2 2 0,000 158 Marcos Daniel BRA 0-2 2 0,000 159 Reda El Amrani MAR 0-2 2 0,000 160 Robert Farah COL 0-2 2 0,000 161 Rohan Bopanna IND 0-2 2 0,000 162 Simone Bolelli ITA 0-2 2 0,000 163 Stephane Bohli SUI 0-2 2 0,000 164 Adrian Ungur ROU 0-1 1 0,000 165 Alex Kuznetsov USA 0-1 1 0,000 166 Andre Ghem BRA 0-1 1 0,000 167 Andreas Haider-Maurer AUT 0-1 1 0,000 168 Andrey Kumantsov RUS 0-1 1 0,000 169 Bobby Reynolds USA 0-1 1 0,000 170 Bradley Klahn USA 0-1 1 0,000 171 Carsten Ball AUS 0-1 1 0,000 172 Daniel Garza MEX 0-1 1 0,000 173 Daniel Munoz-De La Nava ESP 0-1 1 0,000 174 Dusan Lajovic SRB 0-1 1 0,000 175 Federico Del Bonis ARG 0-1 1 0,000 176 Felipe Rios CHI 0-1 1 0,000 177 Fernando Romboli BRA 0-1 1 0,000 178 Gerard Granollers-Pujol ESP 0-1 1 0,000 179 Grega Zemlja SLO 0-1 1 0,000 180 Guilherme Clezar BRA 0-1 1 0,000 181 Igor Sijsling NED 0-1 1 0,000 182 Jack Sock USA 0-1 1 0,000 183 James Ward GBR 0-1 1 0,000 184 Jaroslav Pospisil CZE 0-1 1 0,000 185 Jesse Levine USA 0-1 1 0,000 186 John Millman AUS 0-1 1 0,000 187 Jorge Aguilar CHI 0-1 1 0,000 188 Manuel Sanchez MEX 0-1 1 0,000 189 Marco Crugnola ITA 0-1 1 0,000 190 Martin Fischer AUT 0-1 1 0,000 191 Michael Venus NZL 0-1 1 0,000 192 Nicolas Devilder FRA 0-1 1 0,000 193 Nicolas Massu CHI 0-1 1 0,000 194 Nikala Scholtz RSA 0-1 1 0,000 195 Nikola Mektic CRO 0-1 1 0,000 196 Omar Awadhy UAE 0-1 1 0,000 197 Pablo Galdon ARG 0-1 1 0,000 198 Rajeev Ram USA 0-1 1 0,000 199 Raven Klaasen RSA 0-1 1 0,000 200 Ricardo Hocevar BRA 0-1 1 0,000 201 Rogerio Dutra Da Silva BRA 0-1 1 0,000 202 Roman Borvanov MDA 0-1 1 0,000 203 Sergio Gutierrez-Ferrol ESP 0-1 1 0,000 204 Sherif Sabry EGY 0-1 1 0,000 205 Simon Stadler GER 0-1 1 0,000 206 Stefan Koubek AUT 0-1 1 0,000 207 Stefano Galvani ITA 0-1 1 0,000 208 Thiago Alves BRA 0-1 1 0,000 209 Vincent Millot FRA 0-1 1 0,000 210 Yuki Bhambri IND 0-1 1 0,000 211 Yuri Schukin KAZ 0-1 1 0,000