17‑Nov‑2003 | Champaign CH | Hard | R16 | 212 | 252 | Fred Hemmes [NED] d. Kim | 6-4 6-1 | | | | | | | | | |
17‑Nov‑2003 | Champaign CH | Hard | R32 | 212 | 171 | Kim d. (6)Frederic Niemeyer [CAN] | 7-6(3) 7-6(4) | | | | | | | | | |
10‑Nov‑2003 | Austin CH | Hard | QF | 221 | 301 | (Q)Hugo Armando [USA] d. Kim | 7-5 6-3 | | | | | | | | | |
10‑Nov‑2003 | Austin CH | Hard | R16 | 221 | 350 | Kim d. (Q)Pedro Braga [BRA] | 6-4 6-7(1) 6-3 | | | | | | | | | |
10‑Nov‑2003 | Austin CH | Hard | R32 | 221 | 120 | Kim d. (1)Giovanni Lapentti [ECU] | 7-6(5) 6-4 | | | | | | | | | |
27‑Oct‑2003 | Waco CH | Hard | R16 | 223 | 132 | (5)Giovanni Lapentti [ECU] d. Kim | 7-5 6-2 | | | | | | | | | |
27‑Oct‑2003 | Waco CH | Hard | R32 | 223 | 307 | Kim d. (Q)Hugo Armando [USA] | 5-7 7-6(3) 6-4 | | | | | | | | | |
20‑Oct‑2003 | Torrance CH | Hard | R32 | 221 | 91 | (2)Dmitry Tursunov [RUS] d. Kim | 7-5 6-3 | | | | | | | | | |
13‑Oct‑2003 | Tiburon CH | Hard | R16 | 226 | 112 | (4)Ivan Miranda [PER] d. (Q)Kim | 6-4 7-5 | | | | | | | | | |
13‑Oct‑2003 | Tiburon CH | Hard | R32 | 226 | 290 | (Q)Kim d. Glenn Weiner [USA] | 5-7 6-4 6-0 | | | | | | | | | |
6‑Oct‑2003 | Quito CH | Clay | R32 | 228 | 1442 | (WC)Kile Sherry [USA] d. (6)Kim | 7-6(5) 6-7(11) 6-3 | | | | | | | | | |
29‑Sep‑2003 | Fresno CH | Hard | QF | 234 | 161 | (3)Alex Kim [USA] d. Kim | 6-4 6-4 | | | | | | | | | |
29‑Sep‑2003 | Fresno CH | Hard | R16 | 234 | 240 | Kim d. Louis Vosloo [RSA] | 6-3 6-4 | | | | | | | | | |
29‑Sep‑2003 | Fresno CH | Hard | R32 | 234 | 227 | Kim d. (8)Miguel Gallardo Valles [MEX] | 5-7 7-5 6-2 | | | | | | | | | |
22‑Sep‑2003 | San Antonio CH | Hard | SF | 263 | 249 | Sebastien De Chaunac [FRA] d. Kim | 6-4 6-4 | | | | | | | | | |
22‑Sep‑2003 | San Antonio CH | Hard | QF | 263 | 193 | Kim d. (4)Francisco Costa [BRA] | 6-7(5) 6-1 6-3 | | | | | | | | | |
22‑Sep‑2003 | San Antonio CH | Hard | R16 | 263 | 443 | Kim d. (Q)Brian Baker [USA] | 7-6(3) 6-7(6) 6-4 | | | | | | | | | |
22‑Sep‑2003 | San Antonio CH | Hard | R32 | 263 | 234 | Kim d. (8)Zack Fleishman [USA] | 7-6(6) 6-4 | | | | | | | | | |
15‑Sep‑2003 | Mandeville CH | Hard | R16 | 270 | 242 | (5)Jan Hernych [CZE] d. Kim | 6-3 6-4 | | | | | | | | | |
15‑Sep‑2003 | Mandeville CH | Hard | R32 | 270 | 562 | Kim d. (WC)Jay Gooding [AUS] | 7-6(5) 6-3 | | | | | | | | | |
8‑Sep‑2003 | USA F25 | Hard | SF | 265 | 461 | (4)Glenn Weiner [USA] d. (1)Kim | 7-6(4) 6-2 | | | | | | | | | |
8‑Sep‑2003 | USA F25 | Hard | QF | 265 | 779 | (1)Kim d. Gregg Hill [USA] | 6-4 6-7(4) 6-3 | | | | | | | | | |
8‑Sep‑2003 | USA F25 | Hard | R16 | 265 | 1252 | (1)Kim d. (Q)Philipp Hammer [GER] | 6-2 6-2 | | | | | | | | | |
8‑Sep‑2003 | USA F25 | Hard | R32 | 265 | 1188 | (1)Kim d. (Q)Miha Gregorc [SLO] | 6-4 7-6(4) | | | | | | | | | |
4‑Aug‑2003 | Binghamton CH | Hard | R32 | 221 | 511 | Andy Ram [ISR] d. Kim | 6-0 6-2 | | | | | | | | | |
28‑Jul‑2003 | Los Angeles | Hard | R32 | 228 | 150 | Jan Vacek [CZE] d. Kim | 2-6 6-1 6-4 | | 1.01 | 10.3% | 1.5% | 66.2% | 68.9% | 52.2% | 0/3 | 1:35 |
21‑Jul‑2003 | Lexington CH | Hard | R16 | 228 | 360 | Petr Kralert [CZE] d. (4)Kim | 6-4 6-1 | | | | | | | | | |
21‑Jul‑2003 | Lexington CH | Hard | R32 | 228 | 577 | (4)Kim d. (Q)Bruno Echagaray [MEX] | 6-4 6-4 | | | | | | | | | |
14‑Jul‑2003 | Aptos CH | Hard | R32 | 225 | 173 | Jeff Salzenstein [USA] d. Kim | 6-3 6-7(7) 7-6(4) | | | | | | | | | |
7‑Jul‑2003 | Granby CH | Hard | R32 | 222 | 155 | (2)Eric Taino [PHI] d. Kim | 6-4 6-7(5) 6-3 | | | | | | | | | |
9‑Jun‑2003 | Atlantic City CH | Hard | R32 | 223 | 207 | (6)Louis Vosloo [RSA] d. Kim | 6-2 6-1 | | | | | | | | | |
2‑Jun‑2003 | Tallahassee CH | Hard | QF | 230 | 172 | (4)Alex Kim [USA] d. Kim | 3-6 6-3 6-1 | | | | | | | | | |
2‑Jun‑2003 | Tallahassee CH | Hard | R16 | 230 | 240 | Kim d. Jose De Armas [VEN] | 6-3 6-1 | | | | | | | | | |
2‑Jun‑2003 | Tallahassee CH | Hard | R32 | 230 | 227 | Kim d. Boris Pashanski [SRB] | 6-4 6-2 | | | | | | | | | |
12‑May‑2003 | Forest Hills CH | Clay | R16 | 222 | 172 | Mariano Delfino [ARG] d. Kim | 6-7(7) 6-4 6-2 | | | | | | | | | |
12‑May‑2003 | Forest Hills CH | Clay | R32 | 222 | 119 | Kim d. (6)Nicolas Thomann [FRA] | 6-3 6-1 | | | | | | | | | |
5‑May‑2003 | Birmingham CH | Clay | R16 | 224 | 207 | Francisco Costa [BRA] d. Kim | 6-1 6-4 | | | | | | | | | |
5‑May‑2003 | Birmingham CH | Clay | R32 | 224 | 116 | Kim d. (1)Ricardo Mello [BRA] | 3-6 6-2 6-2 | | | | | | | | | |
21‑Apr‑2003 | Leon CH | Hard | R32 | 228 | 466 | (WC)Santiago Gonzalez [MEX] d. Kim | 7-6(5) 6-0 | | | | | | | | | |
14‑Apr‑2003 | San Luis Potosi CH | Clay | R16 | 230 | 226 | Jeff Salzenstein [USA] d. Kim | 6-3 6-3 | | | | | | | | | |
14‑Apr‑2003 | San Luis Potosi CH | Clay | R32 | 230 | 266 | Kim d. (Q)Zack Fleishman [USA] | 1-6 6-1 6-4 | | | | | | | | | |
7‑Apr‑2003 | Calabasas CH | Hard | R16 | 234 | 131 | (7)Ricardo Mello [BRA] d. Kim | 6-3 6-3 | | | | | | | | | |
7‑Apr‑2003 | Calabasas CH | Hard | R32 | 234 | 164 | Kim d. Eric Taino [PHI] | 5-0 RET | | | | | | | | | |
24‑Mar‑2003 | USA F6 | Hard | QF | | | (8)Thomas Blake [USA] d. (2)Kim | 7-5 6-3 | | | | | | | | | |
24‑Mar‑2003 | USA F6 | Hard | R16 | | | (2)Kim d. Marcus Sarstrand [SWE] | 2-6 6-2 6-0 | | | | | | | | | |
24‑Mar‑2003 | USA F6 | Hard | R32 | | | (2)Kim d. (Q)Santiago Gonzalez [MEX] | 7-6(5) 3-6 6-3 | | | | | | | | | |
10‑Mar‑2003 | Ho Chi Minh CH | Hard | R32 | 236 | 1031 | Andy Ram [ISR] d. Kim | 6-7(5) 6-4 6-4 | | | | | | | | | |
3‑Mar‑2003 | Kyoto CH | Carpet | R32 | 236 | 183 | (2)Yen Hsun Lu [TPE] d. Kim | 6-3 6-7(5) 6-2 | | | | | | | | | |
3‑Feb‑2003 | Joplin CH | Hard | F | 232 | 293 | (Q)Bob Bryan [USA] d. Kim | 4-6 7-5 6-2 | | | | | | | | | |
3‑Feb‑2003 | Joplin CH | Hard | SF | 232 | 139 | Kim d. (3)Peter Luczak [AUS] | 7-5 6-2 | | | | | | | | | |
3‑Feb‑2003 | Joplin CH | Hard | QF | 232 | 96 | Kim d. (1)Brian Vahaly [USA] | 6-2 7-6(5) | | | | | | | | | |
3‑Feb‑2003 | Joplin CH | Hard | R16 | 232 | 532 | Kim d. (WC)Rajeev Ram [USA] | 6-1 6-3 | | | | | | | | | |
3‑Feb‑2003 | Joplin CH | Hard | R32 | 232 | 453 | Kim d. Andrew Ilie [AUS] | 7-6(4) 6-3 | | | | | | | | | |
27‑Jan‑2003 | Dallas CH | Hard | R32 | 236 | 220 | Jeff Salzenstein [USA] d. (Q)Kim | 7-6(5) 7-5 | | | | | | | | | |