Entry deadline: March 14, 2011
Seeding: April 4, 2011
1 Nadal, Rafael ESP 1
2 Federer, Roger SUI 2
3 Djokovic, Novak SRB 3
4 Ferrer, David ESP 6
5 Verdasco, Fernando ESP 9
6 Melzer, Jurgen AUT 10
7 Monfils, Gael FRA 11
8 Almagro, Nicolas ESP 12
9 Youzhny, Mikhail RUS 13
10 Wawrinka, Stanislas SUI 14
11 Ljubicic, Ivan CRO 16
12 Tsonga, Jo-Wilfried FRA 17
13 Troicki, Viktor SRB 18
14 Cilic, Marin CRO 20
15 Gasquet, Richard FRA 21
16 Baghdatis, Marcos CYP 22
17 Dolgopolov, Alexandr UKR 23
18 Querrey, Sam USA 24
19 Garcia-Lopez, Guillermo ESP 25
20 Montanes, Albert ESP 26
21 Llodra, Michael FRA 27
22 Robredo, Tommy ESP 28
23 Bellucci, Thomaz BRA 29
24 Monaco, Juan ARG 30
25 Simon, Gilles FRA 31
26 Chela, Juan Ignacio ARG 32
27 Gulbis, Ernests LAT 34
28 Kohlschreiber, Philipp GER 35
29 Mayer, Florian GER 36
30 Raonic, Milos CAN 37
31 Stakhovsky, Sergiy UKR 38
32 Golubev, Andrey KAZ 39
33 Anderson, Kevin RSA 40
34 Lopez, Feliciano ESP 41
35 Davydenko, Nikolay RUS 42
36 Giraldo, Santiago COL 44
37 Tipsarevic, Janko SRB 45
38 Ferrero, Juan Carlos ESP 46
39 Starace, Potito ITA 47
40 Seppi, Andreas ITA 48
41 Chardy, Jeremy FRA 49
42 Granollers, Marcel ESP 50
43 Nieminen, Jarkko FIN 51
44 Malisse, Xavier BEL 52
45 de Bakker, Thiemo NED 53
46 (Q)
47 (Q)
48 (Q)
49 (Q)
50 (Q)
51 (Q)
52 (Q)
53 (WC)
54 (WC)
55 (WC)
56 (WC)
Alternates
1 Fognini, Fabio ITA 54
2 Istomin, Denis UZB 55
3 Haase, Robin NED 56