Sun Xuliu
Sun Xuliu is a Chinese tennis player.
She has a career-high singles ranking of world No. 384, achieved on 14 May 2018. She also has a career-high doubles ranking of No. 268, set on 1 May 2017.
Sun made her WTA Tour main-draw debut at the 2017 Jiangxi International Women's Tennis Open, in the doubles draw partnering Zheng Wushuang.
WTA 125 series finals
Doubles: 1 (1 runner-up)
ITF Circuit finals
Singles (1–4)
| Outcome | No. | Date | Tournament | Surface | Opponent | Score |
| Runner-up | 1. | 20 12 2014 | Hong Kong | Hard |  Liang Chen | 3–6, 5–7 |
| Runner-up | 2. | 12 June 2016 | Anning, China | Hard | Kang Jiaqi | 3–6, 2–6 |
| Winner | 1. | 25 June 2017 | Anning China | Clay | You Mizhuoma | 6–2, 7–6 |
| Runner-up | 3. | 29 September 2018 | Anning, China | Clay |  Lee Hua-chen | 0–6, 1–6 |
| Runner-up | 3. | 29 September 2019 | Anning, China | Clay | Zheng Wushuang | 6–7, 3–6 |
Doubles (5–11)
| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score |
| Runner-up | 1. | 12 June 2016 | Anning, China | Hard | Kang Jiaqi | Li Yihong Xin Yuan | 7–5, 4–6, |
| Runner-up | 2. | 18 June 2016 | Anning, China | Hard | Kang Jiaqi | Chen Jiahui Xin Yuan | 4–6, 6–7 |
| Runner-up | 3. | 8 August 2016 | Naiman, China | Hard | Xun Fangying | Tang Haochen Zhang Yukun | 6–7, 6–4, |
| Runner-up | 4. | 28 January 2017 | Hammamet, Tunisia | Clay |  Victoria Muntean |  Despina Papamichail  Laura Pigossi | 3–6, 6–4, |
| Winner | 1. | 27 February 2017 | Nanjing, China | Hard | Sun Ziyue |  Angelina Gabueva Olga Puchkova | 6–3, 6–1 |
| Winner | 2. | 24 June 2017 | Anning, China | Clay | Guo Shanshan | Du Zhima Nima Zhuoma | 6–3, 6–3 |
| Winner | 3. | 30 June 2017 | Anning, China | Clay | Zang Jiaxue | Feng Shuo Kang Jiaqi | 6–2, 6–4 |
| Runner-up | 5. | 2 March 2018 | Xiamen, China | Hard | Sun Ziyue |  Sarah-Rebecca Sekulic Xu Shilin | 1–6, 5–7 |
| Runner-up | 6. | 23 March 2018 | Nanjing, China | Hard | Zhao Qianqian | Han Xinyun Ye Qiuyu | 6–3, 3–6, |
| Runner-up | 7. | 31 March 2018 | Nanjing, China | Hard | Zhao Qianqian | Feng Shuo Zheng Wushuang | 2–6, 4–6 |
| Runner-up | 8. | 6 April 2018 | Nanjing, China | Hard | Zhao Qianqian | Chen Jiahui Zheng Wushuang | 6–7, 1–6 |
| Winner | 4. | 28 September 2018 | Anning, China | Clay | Zhao Qianqian | Cho I-hsuan Cho Yi-tsen | 6–4, 3–6, |
| Winner | 5. | 23 March 2019 | Xiamen, China | Hard | Zhao Qianqian | Tang Qianhui Zhang Ying | 6–4, 6–4 |
| Runner-up | 9. | 15 June 2019 | Hengyang, China | Hard | Zhao Qianqian | You Xiaodi Zhang Ying | 1–6, 0–6 |
| Runner-up | 10. | 13 July 2019 | Ulanqab, China | Hard | Wang Meiling |  Kyoka Okamura  Peangtarn Plipuech | 6–4, 5–7, |
| Runner-up | 11. | 28 September 2019 | Anning, China | Clay | Sheng Yuqi | Chen Jiahui Zheng Wushuang | 6–7, 5–7 |