20‑Oct‑2003 | France F21 | Hard | R16 | 300 | 268 | (7)Jean Francois Bachelot [FRA] d. Roger Vasselin | 6-3 3-6 6-4 | | | | | | | | | |
20‑Oct‑2003 | France F21 | Hard | R32 | 300 | 436 | Roger Vasselin d. (Q)Stefan Wauters [BEL] | 6-4 6-4 | | | | | | | | | |
6‑Oct‑2003 | France F19 | Hard | R32 | 300 | | (Q)Benjamin Ebrahimzadeh [GER] d. (1)Roger Vasselin | 4-1 RET | | | | | | | | | |
22‑Sep‑2003 | France F17 | Hard | R32 | 298 | 421 | (SE)Jean Michel Pequery [FRA] d. (5)Roger Vasselin | 6-4 6-1 | | | | | | | | | |
8‑Sep‑2003 | Sofia CH | Clay | R16 | 298 | 101 | (1)Oscar Hernandez [ESP] d. Roger Vasselin | 2-6 6-4 6-3 | | | | | | | | | |
8‑Sep‑2003 | Sofia CH | Clay | R32 | 298 | | Roger Vasselin d. (WC)Ivo Bratanov [BUL] | 5-3 RET | | | | | | | | | |
1‑Sep‑2003 | Kiev CH | Clay | SF | 348 | 273 | (8)Petr Kralert [CZE] d. (Q)Roger Vasselin | 6-2 6-2 | | | | | | | | | |
1‑Sep‑2003 | Kiev CH | Clay | QF | 348 | 311 | (Q)Roger Vasselin d. Julien Jeanpierre [FRA] | 6-4 6-0 | | | | | | | | | |
1‑Sep‑2003 | Kiev CH | Clay | R16 | 348 | 289 | (Q)Roger Vasselin d. Stefano Cobolli [ITA] | 6-4 6-2 | | | | | | | | | |
1‑Sep‑2003 | Kiev CH | Clay | R32 | 348 | 381 | (Q)Roger Vasselin d. (LL)Orest Tereshchuk [UKR] | 3-6 6-3 7-6(3) | | | | | | | | | |
18‑Aug‑2003 | Manerbio CH | Clay | QF | 387 | 269 | Olivier Patience [FRA] d. Roger Vasselin | 6-2 6-4 | | | | | | | | | |
18‑Aug‑2003 | Manerbio CH | Clay | R16 | 387 | 384 | Roger Vasselin d. (Q)Kornel Bardoczky [HUN] | 7-6(2) 3-6 7-5 | | | | | | | | | |
18‑Aug‑2003 | Manerbio CH | Clay | R32 | 387 | 399 | Roger Vasselin d. (LL)Bruno Soares [BRA] | 6-1 6-7(4) 6-2 | | | | | | | | | |
28‑Jul‑2003 | Trani CH | Clay | R16 | 319 | 510 | (WC)Florin Mergea [ROU] d. Roger Vasselin | 6-4 6-4 | | | | | | | | | |
28‑Jul‑2003 | Trani CH | Clay | R32 | 319 | 298 | Roger Vasselin d. Jerome Haehnel [FRA] | 6-0 6-3 | | | | | | | | | |
21‑Jul‑2003 | Hilversum CH | Clay | QF | 359 | 98 | (2)John Van Lottum [NED] d. (Q)Roger Vasselin | 6-4 6-7(3) 6-3 | | | | | | | | | |
21‑Jul‑2003 | Hilversum CH | Clay | R16 | 359 | 146 | (Q)Roger Vasselin d. (5)Todd Larkham [AUS] | 7-5 6-1 | | | | | | | | | |
21‑Jul‑2003 | Hilversum CH | Clay | R32 | 359 | 185 | (Q)Roger Vasselin d. Mariano Albert Ferrando [ESP] | 6-3 6-1 | | | | | | | | | |
7‑Jul‑2003 | France F12 | Clay | QF | 375 | 314 | (8)Marcos Baghdatis [CYP] d. Roger Vasselin | 7-6(5) 3-6 6-4 | | | | | | | | | |
7‑Jul‑2003 | France F12 | Clay | R16 | 375 | 578 | Roger Vasselin d. Gustavo Marcaccio [ARG] | 6-7(7) 6-4 7-6(3) | | | | | | | | | |
7‑Jul‑2003 | France F12 | Clay | R32 | 375 | 447 | Roger Vasselin d. Michael Berrer [GER] | 6-1 6-4 | | | | | | | | | |
30‑Jun‑2003 | Montauban CH | Clay | QF | 430 | 248 | Slimane Saoudi [ALG] d. (Q)Roger Vasselin | 4-6 6-4 6-4 | | | | | | | | | |
30‑Jun‑2003 | Montauban CH | Clay | R16 | 430 | 287 | (Q)Roger Vasselin d. Jerome Haehnel [FRA] | 7-5 6-2 | | | | | | | | | |
30‑Jun‑2003 | Montauban CH | Clay | R32 | 430 | 194 | (Q)Roger Vasselin d. (7)Florent Serra [FRA] | 7-5 6-4 | | | | | | | | | |
23‑Jun‑2003 | France F11 | Clay | R32 | 430 | 248 | (1)Slimane Saoudi [ALG] d. Roger Vasselin | 7-6(2) 3-6 6-3 | | | | | | | | | |
16‑Jun‑2003 | France F10 | Clay | R32 | 440 | 304 | (3)Marc Gicquel [FRA] d. Roger Vasselin | 6-4 7-5 | | | | | | | | | |
9‑Jun‑2003 | Czech Rep F3 | Clay | SF | 430 | 1204 | (Q)Mario Munoz Bejarano [ESP] d. (5)Roger Vasselin | 6-1 6-1 | | | | | | | | | |
9‑Jun‑2003 | Czech Rep F3 | Clay | QF | 430 | 796 | (5)Roger Vasselin d. Matias Oneille [ARG] | 6-3 6-1 | | | | | | | | | |
9‑Jun‑2003 | Czech Rep F3 | Clay | R16 | 430 | | (5)Roger Vasselin d. (Q)Filip Urban [POL] | 6-3 6-0 | | | | | | | | | |
9‑Jun‑2003 | Czech Rep F3 | Clay | R32 | 430 | 931 | (5)Roger Vasselin d. (Q)Tomas Janci [SVK] | 6-2 6-2 | | | | | | | | | |
2‑Jun‑2003 | Spain F9 | Hard | R32 | 444 | 675 | Vadim Davletshin [RUS] d. (8)Roger Vasselin | 7-6(6) 6-3 | | | | | | | | | |
26‑May‑2003 | Roland Garros | Clay | Q2 | 444 | 137 | (21)Ivo Heuberger [SUI] d. (WC)Roger Vasselin | 6-3 3-6 8-6 | | | | | | | | | |
26‑May‑2003 | Roland Garros | Clay | Q1 | 444 | 192 | (WC)Roger Vasselin d. Joachim Johansson [SWE] | 6-2 3-6 6-4 | | | | | | | | | |
12‑May‑2003 | Italy F7 | Clay | R32 | 438 | 376 | (7)Daniel Koellerer [AUT] d. Roger Vasselin | 6-0 6-2 | | | | | | | | | |
21‑Apr‑2003 | Germany F1 | Clay | R16 | 418 | 322 | (4)Dieter Kindlmann [GER] d. Roger Vasselin | 6-4 7-6(6) | | | | | | | | | |
21‑Apr‑2003 | Germany F1 | Clay | R32 | 418 | 393 | Roger Vasselin d. Petr Kralert [CZE] | 6-3 6-4 | | | | | | | | | |
31‑Mar‑2003 | France F9 | Clay | R32 | 418 | 352 | Jerome Haehnel [FRA] d. (WC)Roger Vasselin | 6-1 6-4 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 2 | Clay | SF | 426 | 325 | (2)Boris Pashanski [SRB] d. (7)Roger Vasselin | 6-1 6-0 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 2 | Clay | QF | 426 | 841 | (7)Roger Vasselin d. (Q)Alessandro Motti [ITA] | 5-7 7-5 6-3 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 3 | Clay | QF | 426 | 598 | Francesco Aldi [ITA] d. (8)Roger Vasselin | 6-3 6-2 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 4 | Clay | QF | 426 | 720 | Victor Ionita [ROU] d. (6)Roger Vasselin | 6-4 6-2 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 1 | Clay | R16 | 426 | 1215 | (Q)Ilija Bozoljac [SRB] d. (5)Roger Vasselin | 3-6 6-4 7-5 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 2 | Clay | R16 | 426 | 821 | (7)Roger Vasselin d. (Q)Ivan Syrov [RUS] | 6-2 6-1 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 3 | Clay | R16 | 426 | 879 | (8)Roger Vasselin d. (Q)Laurent Recouderc [FRA] | 6-3 3-6 6-4 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 4 | Clay | R16 | 426 | 519 | (6)Roger Vasselin d. Flavio Cipolla [ITA] | 6-0 6-1 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 1 | Clay | R32 | 426 | 587 | (5)Roger Vasselin d. (Q)Andrei Mlendea [ROU] | 6-1 6-3 | | | | | | | | | |
3‑Mar‑2003 | Italy 1 2 | Clay | R32 | 426 | 591 | (7)Roger Vasselin d. Fabrice Betencourt [FRA] | 6-1 3-0 RET | | | | | | | | | |
3‑Mar‑2003 | Italy 1 3 | Clay | R32 | 426 | 1333 | (8)Roger Vasselin d. (Q)Markus Egger [AUT] | 6-4 6-1 | | | | | | | | | |
27‑Jan‑2003 | France F4 | Hard | R16 | 419 | 279 | (4)Nicolas Mahut [FRA] d. Roger Vasselin | 6-3 7-6(5) | | | | | | | | | |
27‑Jan‑2003 | France F4 | Hard | R32 | 419 | | Roger Vasselin d. (Q)Antoine Bernard [FRA] | 4-6 6-2 7-6(5) | | | | | | | | | |
20‑Jan‑2003 | France F3 | Clay | R16 | 417 | 237 | (6)Eric Prodon [FRA] d. (WC)Roger Vasselin | 7-6(6) 6-4 | | | | | | | | | |
20‑Jan‑2003 | France F3 | Clay | R32 | 417 | | (WC)Roger Vasselin d. (WC)Charly Villeneuve [FRA] | 7-6(5) 6-1 | | | | | | | | | |
13‑Jan‑2003 | France F2 | Clay | R16 | 417 | 465 | (LL)Dominique Coene [BEL] d. Roger Vasselin | 6-2 6-2 | | | | | | | | | |
13‑Jan‑2003 | France F2 | Clay | R32 | 417 | 623 | Roger Vasselin d. (Q)Baptiste Dupuy [FRA] | 4-6 6-1 6-4 | | | | | | | | | |
6‑Jan‑2003 | France F1 | Clay | R32 | 418 | 340 | Jean Christophe Faurel [FRA] d. Roger Vasselin | 7-5 6-4 | | | | | | | | | |