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Kai-Chen Chang
2009 Stats
| by CoreTennis | Wins | Losses | PCT | 6-0 | Tiebreakers Won | Tiebreakers Lost |
| Pro Record * | 13 | 10 | 0.565 | 1 | 4 | 1 |
* Sum of ATP Tour, Challenger and ITF events for men, WTA Tour and ITF events for women.
Tournaments Played
 | Jun 29 | $50K | 1/8 | $50,000 Boston, MA, Boston, MA |
| May 11 | $50K | 1/8 | $50,000 Kurume, Kurume |
| May 04 | $50K | Finals | $50,000 Fukuoka, Fukuoka |
| Apr 27 | $25K | 1/8 | $25,000 Gimcheon, Gimcheon |
| Apr 20 | $25K | SF | $25,000 Changwon, Changwon |
| Apr 06 | $75K | 1/16 | $75,000 Monzon, Monzon |
| Mar 23 | $25K | 1/16 | $25,000 La Palma, La Palma |
| Feb 23 | $50K | [Q] | $50,000 Clearwater, FL, Clearwater, FL |
| Feb 16 | $25K | SF | $25,000 Surprise, AZ, Surprise, AZ |
| Feb 09 | $75K | [Q] | $75,000 Midland, MI, Midland, MI |
| Feb 02 | $25K | 1/16 | $25,000 Rancho Mirage, CA, Rancho Mirage, CA |
| Jan 26 | $25K | 1/16 | $25,000 Laguna Nigel, CA, Laguna Nigel, CA |
| Nov 17 | $50K | QF | $50,000 Kolkata, Kolkata |
| Nov 10 | $25K | QF | $25,000 Pune, Pune |
| Oct 27 | $50K | 1/8 | $50,000 Tokyo, Tokyo |
| Oct 20 | $100K | QF | $100,000 Taipei, Taipei |
| Sep 29 | TIII | [Q] | Aig Japan Open Tennis Championships, Tokyo |
| Sep 22 | TIV | [Q] | Hansol Korea Open Tennis Championship, Seoul |
| Jul 21 | $50K | 1/16 | $50,000 Lexington, KY, Lexington, KY |
| Jul 07 | $50K | 1/8 | $50,000 Allentown, PA, Allentown, PA |
| Jun 30 | $50K | 1/16 | $50,000 Boston, MA, Boston, MA |
| May 26 | $25K | [Q] | $25,000 Gunma, Gunma |
| May 26 | $25K | 1/8 | $25,000 Gunma, Gunma |
| May 19 | $25K | 1/16 | $25,000 Nagano, Nagano |
| May 12 | $50K | Winner | $50,000 Kurume, Kurume |
| May 05 | $50K | [Q] | $50,000 Fukuoka, Fukuoka |
| May 05 | $50K | 1/8 | $50,000 Fukuoka, Fukuoka |
| Mar 17 | $25K | QF | $25,000 Sorrento, Sorrento |
| Mar 10 | $25K | [Q] | $25,000 Kalgoorlie, Kalgoorlie |
| Mar 10 | $25K | 1/8 | $25,000 Kalgoorlie, Kalgoorlie |
| Feb 11 | $25K | [Q] | $25,000 Berri, Berri |
| Feb 11 | $25K | 1/16 | $25,000 Berri, Berri |
| Feb 04 | $25K | Finals | $25,000 Mildura, Mildura |
| Jan 20 | G18 GA | 1/16 | Australian Open, Melbourne |
| Nov 19 | $10K | SF | $10,000 Manila, Manila |
| Nov 12 | $10K | Finals | $10,000 Manila, Manila |
| Oct 29 | $50K | 1/16 | $50,000 Taoyuan, Taoyuan |
| Oct 08 | $25K | [Q] | $25,000 Saltillo, Saltillo |
| Oct 01 | $25K | [Q] | $25,000 Monterrey, Monterrey |
| Sep 24 | $25K | 1/8 | $25,000 Juarez, Juarez |
| Sep 17 | $10K | [Q] | $10,000 Chihuahua, Chihuahua |
| Sep 17 | $10K | 1/16 | $10,000 Chihuahua, Chihuahua |
| Sep 02 | G18 | 1/32 | US Open, New York, NY |
| Jul 16 | TIII | [Q] | Western & Southern Financial Group Women's Open, Cincinnati, OH |
| Jun 30 | G18 | 1/16 | Wimbledon, Wimbledon |
| Jun 24 | G18 | 1/8 | ITF Juniors - Roehampton, Roehampton |
| Jun 19 | G18 | QF | Gerry Weber Open, Halle |
| Jun 04 | G18 | 1/16 | French Open / Roland Garros, Paris |
| May 28 | G18 | QF | Astrid Bowl, Loverval |
| May 14 | $25K | [Q] | $25,000 Palm Beach Gardens, FL, Palm Beach Gardens, FL |
| Apr 10 | G18 | Winner | Asian Closed Junior Tennis Championships, Indore |
| Apr 02 | G18 | 1/16 | Japan Open Junior Championships, Nagoya |
| Mar 27 | G18 | Finals | Mitsubishi-Lancer International Juniors Championships, Manila |
| Mar 20 | G18 | 1/8 | Chief Minister's Cup ITF Malaysian World Junior Tennis Championships, Sarawak |
| Jan 01 | G18 | QF | Coffee Bowl (Copa del Cafe), San Jose |
| Dec 25 | G18 | QF | International Casablanca Junior Cup, Tlalnepantla |
| Dec 10 | G18 | 1/8 | Yucatan World Cup, Merida |
| Dec 04 | G18 | 1/16 | Dunlop Orange Bowl International Tennis Championships, Key Biscayne, FL |
| Nov 28 | G18 | 1/8 | Eddie Herr International Junior Tennis Championships, Bradenton, FL |
| Nov 14 | $75K | SF | $75,000 Kaohsiung / Gram Cup Taiwan Ladies Open, Kaohsiung |
| Oct 30 | G18 | | Asia/Oceania Closed Championships, Bangkok |
| Oct 17 | G18 | Finals | Chinese Taipei International Junior Championships, Kaohsiung |
| Oct 09 | G18 | 1/8 | Osaka Mayor's Cup - World Super Junior Tennis Championships, Osaka |
| Sep 11 | G18 | 1/8 | Kentucky International Junior Tennis Derby, Lexington, KY |
| Sep 01 | G18 | [Q] | US Open, New York, NY |
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