Chang - Diyas
08.05.2009, Fukuoka ITF, quarterfinal, grass
| Chang Kai-Chen | 2 : 0 (6-3, 6-1)  | 
			Diyas Zarina | ||
|---|---|---|---|---|
![]()  | 
			-. | Singles ranking | 303. | ![]()  | 
		
| 13. 1. 1991 | Birthdate | 18. 10. 1993 | ||
| 167 cm | Height | 172 cm | ||
| 53 kg | Weight | 62 kg | ||
| right | Plays | right | ||
| - | Turned pro | - | ||
| Surface | Chang Kai-Chen | Diyas Zarina | 
|---|---|---|
| Indoors | - | 4/3 | 
| Clay | - | 0/3 | 
| Grass | - | - | 
| Hard | - | 31/13 | 
| Not set | - | - | 
| Year | Summary | Clay | Hard | Indoors | Grass | Not set | 
|---|---|---|---|---|---|---|
| Summary: | 320/244 | 16/28 | 230/166 | 32/17 | 34/25 | 8/8 | 
| 2020 | 6/2 | - | 6/2 | - | - | - | 
| 2019 | 20/8 | - | 20/8 | - | - | - | 
| 2018 | 17/15 | - | 16/14 | 1/1 | - | - | 
| 2017 | 19/27 | 1/5 | 14/16 | 0/1 | 3/4 | 1/1 | 
| 2016 | 38/22 | 0/1 | 28/13 | 4/1 | 5/4 | 1/3 | 
| 2015 | 32/17 | - | 32/17 | - | - | - | 
| 2014 | 18/8 | - | 13/4 | 5/4 | - | - | 
| 2013 | 2/12 | 0/3 | 1/7 | - | - | 1/2 | 
| 2012 | 30/28 | 0/3 | 19/18 | 7/2 | 2/4 | 2/1 | 
| 2011 | 20/21 | 3/4 | 10/12 | 3/2 | 4/3 | - | 
| 2010 | 25/30 | 1/6 | 17/18 | 2/1 | 2/4 | 3/1 | 
| 2009 | 42/22 | - | 32/18 | 5/2 | 5/2 | - | 
| 2008 | 30/17 | 2/1 | 10/9 | 5/3 | 13/4 | - | 
| 2007 | 10/9 | 9/5 | 1/4 | - | - | - | 
| 2006 | 11/6 | - | 11/6 | - | - | - | 
| Year | Summary | Clay | Hard | Indoors | Grass | Not set | 
|---|---|---|---|---|---|---|
| Summary: | 401/272 | 52/57 | 256/163 | 25/18 | 53/29 | 15/5 | 
| 2025 | 35/18 | 0/3 | 31/13 | 4/2 | - | - | 
| 2024 | 14/9 | - | 11/7 | - | 2/2 | 1/0 | 
| 2022 | 0/2 | 0/1 | 0/1 | - | - | - | 
| 2021 | 25/22 | 5/6 | 17/11 | 2/2 | 1/3 | - | 
| 2020 | 10/10 | 1/4 | 9/4 | - | - | 0/2 | 
| 2019 | 38/25 | 1/1 | 29/17 | - | 5/5 | 3/2 | 
| 2018 | 31/24 | 8/8 | 19/12 | 1/2 | 0/1 | 3/1 | 
| 2017 | 40/19 | 6/2 | 25/14 | - | 9/3 | - | 
| 2016 | 15/15 | 7/5 | 6/9 | - | 0/1 | 2/0 | 
| 2015 | 22/27 | 3/6 | 11/17 | - | 5/4 | 3/0 | 
| 2014 | 42/22 | 2/5 | 33/14 | - | 7/3 | - | 
| 2013 | 34/22 | 0/1 | 21/16 | 0/2 | 13/3 | - | 
| 2012 | 22/14 | - | 10/8 | 6/3 | 6/3 | - | 
| 2011 | 21/15 | 1/3 | 14/11 | 3/1 | - | 3/0 | 
| 2010 | 24/15 | 8/8 | 8/4 | 8/3 | - | - | 
| 2009 | 22/10 | 10/3 | 7/5 | 0/1 | 5/1 | - | 
| 2008 | 6/2 | 0/1 | 5/0 | 1/1 | - | - | 
| 2007 | 0/1 | - | - | 0/1 | - | - | 
Head-to-head: 2 - 1
| Year | Tournament | Match | S | Surface | 1 | 2 | 3 | 4 | 5 | Round | 
|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | Taipei 6 ITF | Diyas | 2 | 6 | 4 | 7 | SF | |||
| Chang | 1 | 2 | 6 | 64 | ||||||
| 2009 | US Open | Chang | 2 | 6 | 6 | Q-1R | ||||
| Diyas | 0 | 3 | 0 | |||||||
| 2009 | Fukuoka ITF | Chang | 2 | 6 | 6 | QF | ||||
| Diyas | 0 | 3 | 1 | 
Betting odds
Latest matches
- Chang
 
| Nonthaburi 11 ITF, Q-R16, 04.02.2020 | ||
| Stefanini - Chang | 2:0 | |
| Nonthaburi 11 ITF, Q-2R, 03.02.2020 | ||
| Chang - Chimchum | 2:0 | |
| Nonthaburi 11 ITF, Q-1R, 02.02.2020 | ||
| Chang - Baharmus | 2:0 | |
| Nonthaburi 10 ITF, R16, 30.01.2020 | ||
| Wang - Chang | 2:0 | |
| Nonthaburi 10 ITF, 1R, 29.01.2020 | ||
| Chang - Bhatia | 2:0 | |
| Nonthaburi 10 ITF, Q-R16, 28.01.2020 | ||
| Chang - Wu | 2:0 | |
| Nonthaburi 10 ITF, Q-2R, 27.01.2020 | ||
| Chang - Chikaraishi | 2:0 | |
| Nonthaburi 10 ITF, Q-1R, 26.01.2020 | ||
| Chang - Inoue | 2:0 | |
| AO WC Playoff - Asia-Pacific, SF, 07.12.2019 | ||
| Han - Chang | 2:0 | |
| AO WC Playoff - Asia-Pacific, QF, 06.12.2019 | ||
| Chang - Jang | 2:0 | |
- Diyas
 
| Hamamatsu ITF, 1R, 04.11.2025 | ||
| Diyas - Mushika | 2:0 | |
| Hong Kong WTA, Q-1R, 25.10.2025 | ||
| Sidorova - Diyas | 2:1 | |
| Beijing, Q-1R, 22.09.2025 | ||
| Masarova - Diyas | 2:0 | |
| Huzhou, 1R, 08.09.2025 | ||
| Monnet - Diyas | 2:1 | |
| Changsha WTA, 1R, 02.09.2025 | ||
| Zhao - Diyas | 1:0 | |
| Figueira Da Foz ITF, SF, 26.07.2025 | ||
| Timofeeva - Diyas | 2:0 | |
| Figueira Da Foz ITF, QF, 25.07.2025 | ||
| Diyas - Jorge | 2:0 | |
| Figueira Da Foz ITF, R16, 24.07.2025 | ||
| Diyas - Andrianjafitrimo | 2:0 | |
| Figueira Da Foz ITF, 1R, 23.07.2025 | ||
| Diyas - Marcinkevica | 2:0 | |
| Porto WTA, Q-QF, 14.07.2025 | ||
| Falei - Diyas | 2:1 | |
This week's tournaments
| Main tournaments | ||||
| Athens | 14 | |||
| Metz | 13 | |||
| Masters Cup WTA | 12 | |||
| Lower level tournaments | ||||
| Helsinki challenger | 21 | |||
| Taipei challenger | 20 | |||
| Lima 3 challenger | 22 | |||
| Matsuyama challenger | 18 | |||
| Knoxville challenger | 20 | |||
| UTR Pro Tennis Series 3 | 281 | |||
| UTR Pro Tennis Series 5 | 68 | |||
| UTR Pro Tennis Series 9 | 73 | |||
| Austin 2 | 11 | |||
| Tucuman | 12 | |||
| Faro ITF | 20 | |||
| Hamamatsu ITF | 22 | |||
| Liberec ITF | 20 | |||
| Orlando 3 ITF | 26 | |||
| UTR Pro Tennis Series 5 | 43 | |||
| UTR Pro Tennis Series 9 | 13 | |||
| Antalya 32 ITF | 24 | |||
| Castellon 2 ITF | 25 | |||
| Heraklion 9 ITF | 21 | |||
| Lincoln ITF | 8 | |||
| Monastir 6 ITF | 24 | |||
| Neuquén 2 ITF | 24 | |||
| Sharm El Sheikh 20 ITF | 16 | |||
| Solarino 4 ITF | 20 | |||
| Szabolcsveresmart ITF | 21 | |||
| UTR Pro Match Series | 165 | |||
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