H2H data updated: 2026-09-14 00:00 UTC

Saisai Zheng vs Monica Niculescu H2H: 0-1

Monica Niculescu holds a 1–0 lead over Saisai Zheng in their WTA head-to-head. Across 1 main-draw meeting, Monica Niculescu leads 1–0 on hard courts. Most recently, Monica Niculescu won the 2013 Shenzhen round of 32 6-4 7-5.

Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.

Saisai Zheng
China Age 32 Right-Handed 170 cm / 5'7"
H2H
0 – 1
1 main-draw meetings
Monica Niculescu
Romania Age 38 Right-Handed 168 cm / 5'6"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Monica Niculescu #58 6-4 7-5 Saisai Zheng #138 Match data Jan 3, 2013* R32 Shenzhen International → modern equivalent WTA 250 Hard

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Saisai Zheng #692 #34 1,585 1,776 87 133 39.5% 0 0 0 1 0 1
Monica Niculescu #958 #28 1,960 1,779 179 214 45.5% 0 0 0 0 3 3

Career Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.

Age Saisai Zheng Monica Niculescu
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
17 2011 0–2 0.0% #276 1,473 0 0 — — — — — — —
18 2012 2–3 40.0% #138 1,483 0 0 — — — — — — —
19 2013 1–3 25.0% #145 1,467 0 0 2007 0–1 0.0% #152 1,490 0 0
20 2014 6–6 50.0% #100 1,552 0 0 2008 8–15 34.8% #48 1,543 0 0
21 2015 9–22 29.0% #72 1,495 0 0 2009 10–22 31.2% #103 1,522 0 0
22 2016 13–24 35.1% #85 1,542 0 0 2010 6–9 40.0% #82 1,574 0 0
23 2017 5–10 33.3% #93 1,618 0 0 2011 21–15 58.3% #30 1,757 0 0
24 2018 13–12 52.0% #38 1,678 0 0 2012 15–23 39.5% #58 1,639 0 0
25 2019 21–23 47.7% #42 1,750 0 1 2013 22–21 51.2% #59 1,635 0 1
26 2020 6–4 60.0% #41 1,768 0 1 2014 22–19 53.7% #46 1,688 0 2
27 2021 10–17 37.0% #79 1,686 0 1 2015 20–21 48.8% #39 1,676 0 2
28 — — — — — — — 2016 26–19 57.8% #38 1,758 0 3
29 — — — — — — — 2017 12–19 38.7% #77 1,622 0 3
30 2024 1–5 16.7% #692 1,548 0 1 2018 9–15 37.5% #99 1,591 0 3
31 2025 0–2 0.0% — 1,491 0 1 2019 8–10 44.4% #118 1,638 0 3
32 — — — — — — — 2020 0–2 0.0% #144 1,586 0 3
33 — — — — — — — 2021 0–3 0.0% #274 1,519 0 3

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Saisai Zheng Monica Niculescu
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
17 2011 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
18 2012 2 3 5 40.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
19 2013 1 3 4 25.0% — — — — — — — — — — — — 2007 0 1 1 0.0% — — — — — — — — — — — —
20 2014 6 5 11 54.5% 0 1 1 0.0% — — — — — — — — 2008 6 10 16 37.5% 1 3 4 25.0% 1 2 3 33.3% — — — —
21 2015 8 17 25 32.0% 1 2 3 33.3% 0 3 3 0.0% — — — — 2009 6 13 19 31.6% 3 6 9 33.3% 0 2 2 0.0% 1 1 2 50.0%
22 2016 10 17 27 37.0% 0 3 3 0.0% 3 4 7 42.9% — — — — 2010 4 7 11 36.4% 1 1 2 50.0% 1 1 2 50.0% — — — —
23 2017 4 7 11 36.4% 1 2 3 33.3% 0 1 1 0.0% — — — — 2011 17 9 26 65.4% 3 4 7 42.9% 1 2 3 33.3% — — — —
24 2018 12 7 19 63.2% 0 3 3 0.0% 1 2 3 33.3% — — — — 2012 12 15 27 44.4% 1 5 6 16.7% 1 2 3 33.3% 1 1 2 50.0%
25 2019 18 16 34 52.9% 3 4 7 42.9% 0 3 3 0.0% — — — — 2013 20 14 34 58.8% 2 4 6 33.3% 0 2 2 0.0% 0 1 1 0.0%
26 2020 6 4 10 60.0% — — — — — — — — — — — — 2014 18 14 32 56.3% 4 4 8 50.0% 0 1 1 0.0% — — — —
27 2021 7 13 20 35.0% 3 4 7 42.9% — — — — — — — — 2015 10 14 24 41.7% 3 3 6 50.0% 7 4 11 63.6% — — — —
28 — — — — — — — — — — — — — — — — — 2016 23 13 36 63.9% 2 5 7 28.6% 1 1 2 50.0% — — — —
29 — — — — — — — — — — — — — — — — — 2017 11 13 24 45.8% 0 4 4 0.0% 1 2 3 33.3% — — — —
30 2024 1 4 5 20.0% 0 1 1 0.0% — — — — — — — — 2018 9 14 23 39.1% — — — — 0 1 1 0.0% — — — —
31 2025 0 2 2 0.0% — — — — — — — — — — — — 2019 7 8 15 46.7% — — — — 1 2 3 33.3% — — — —
32 — — — — — — — — — — — — — — — — — 2020 0 1 1 0.0% 0 1 1 0.0% — — — — — — — —
33 — — — — — — — — — — — — — — — — — 2021 0 2 2 0.0% — — — — 0 1 1 0.0% — — — —
Career — 75 100 175 42.9% 8 20 28 28.6% 4 13 17 23.5% — — — — — 143 148 291 49.1% 20 40 60 33.3% 14 23 37 37.8% 2 3 5 40.0%

Performance Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 195/218 of Saisai Zheng's and 341/394 of Monica Niculescu's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.

Age Saisai Zheng Monica Niculescu
Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts% Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts%
17 2011 2/2 0.0 0.5 57.0% 46.2% 38.1% 48.6% 17.7% 43.0% 38.5% — —/— — — — — — — — — —
18 2012 5/5 0.8 1.2 59.6% 59.8% 41.1% 51.6% 46.4% 52.1% 43.1% — —/— — — — — — — — — —
19 2013 4/4 1.8 3.8 63.2% 56.7% 39.1% 50.4% 42.0% 50.4% 45.6% 2007 1/1 0.0 4.0 57.4% 45.2% 34.8% 25.0% 100.0% 40.7% 30.8%
20 2014 8/12 1.6 1.4 66.9% 56.0% 51.5% 45.6% 52.8% 54.4% 45.8% 2008 19/23 1.3 1.9 72.5% 54.5% 38.0% 41.9% 45.0% 49.9% 43.0%
21 2015 20/31 0.9 2.2 66.6% 52.7% 45.0% 41.5% 52.4% 50.4% 40.2% 2009 30/32 1.0 1.4 71.6% 55.9% 46.3% 44.0% 48.4% 52.8% 43.8%
22 2016 34/37 0.9 2.1 63.7% 56.5% 46.6% 51.9% 45.9% 52.5% 44.2% 2010 12/15 0.3 1.0 73.4% 53.0% 39.4% 47.7% 45.0% 49.3% 43.9%
23 2017 15/15 1.2 2.2 65.3% 54.2% 43.1% 51.6% 58.7% 49.8% 38.9% 2011 29/36 0.7 1.5 74.9% 55.3% 46.1% 44.2% 60.9% 52.3% 48.8%
24 2018 21/25 0.9 2.0 66.8% 58.5% 45.1% 54.0% 49.2% 54.0% 45.2% 2012 33/38 1.3 1.1 67.1% 58.0% 47.7% 51.8% 46.0% 54.3% 43.3%
25 2019 44/44 1.4 2.7 64.7% 59.2% 44.3% 49.7% 45.7% 53.7% 43.6% 2013 37/43 0.8 1.5 74.6% 59.2% 45.9% 47.0% 52.2% 55.3% 49.4%
26 2020 10/10 1.3 2.0 70.3% 62.9% 43.1% 43.5% 45.9% 57.5% 46.4% 2014 34/41 1.2 3.1 70.2% 60.8% 41.3% 50.8% 59.1% 55.0% 51.0%
27 2021 26/27 0.9 1.8 67.3% 58.4% 47.9% 53.1% 43.0% 54.9% 42.5% 2015 32/41 1.1 2.8 70.4% 60.4% 46.2% 47.8% 43.9% 55.9% 43.1%
28 — —/— — — — — — — — — — 2016 41/46 1.3 1.9 71.6% 57.0% 43.8% 43.2% 51.4% 53.4% 50.0%
29 — —/— — — — — — — — — — 2017 27/31 0.4 1.2 82.8% 52.1% 47.0% 51.7% 49.9% 51.2% 44.9%
30 2024 6/6 1.0 3.3 62.2% 51.9% 44.6% 40.1% 45.4% 49.1% 39.6% 2018 23/24 0.3 1.5 77.6% 55.6% 46.3% 46.4% 51.8% 53.0% 47.4%
31 — —/— — — — — — — — — — 2019 18/18 0.4 1.5 79.1% 56.5% 45.6% 37.0% 46.4% 54.6% 46.2%
32 — —/— — — — — — — — — — 2020 2/2 1.0 1.5 79.6% 49.7% 35.3% 49.4% 42.2% 46.7% 40.2%
33 — —/— — — — — — — — — — 2021 3/3 0.3 1.3 74.9% 47.5% 49.1% 46.0% 50.0% 46.5% 36.7%
Career — 195/220 1.1 2.2 65.4% 57.2% 45.2% 49.6% 47.4% 52.9% 43.1% — 341/394 0.9 1.8 73.4% 56.9% 44.8% 46.4% 50.7% 53.3% 46.5%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age Saisai Zheng Monica Niculescu
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
17 2011 1474 95.9 -1.89 -2.23 0.676 41.1% — — — 0.0% -4.25 — — — +0.25 — — — — — — — — — — — — — — — —
18 2012 1483 99.4 -0.72 -1.45 0.900 48.2% +11 — — 33.3% -1.55 0–1 1–0 — +0.37 — — — — — — — — — — — — — — — —
19 2013 1468 100.9 -1.08 +0.55 0.920 48.0% +5 — — 30.0% -1.00 1–1 1–2 (33%) — +0.17 2007 1491 98.2 -0.35 +1.13 0.519 36.6% — — — 0.0% -4.50 — — — +0.05
20 2014 1553 119.6 -1.26 +0.86 1.006 49.7% +9 — — 53.3% -0.23 2–4 (33%) 1–1 — -0.37 2008 1543 120.1 -2.90 -0.19 0.859 46.3% +10 -13 +47 34.6% -1.12 4–6 (40%) 1–2 (33%) 99.8 +0.05
21 2015 1496 110.7 -5.38 -1.24 0.811 45.6% +9 +30 +74 30.9% -1.50 5–3 (63%) 2–1 (67%) 105.2 -0.08 2009 1523 112.7 -2.66 -0.26 0.928 48.0% +26 -22 — 34.7% -1.10 3–7 (30%) 2–1 (67%) — +0.79
22 2016 1542 123.0 -2.10 +1.09 0.930 48.2% +24 -74 +9 40.0% -0.83 0–8 (0%) 2–2 (50%) 91.8 +0.81 2010 1574 117.8 -2.83 +0.34 0.866 46.8% -1 — — 41.7% -0.81 3–3 (50%) 1–2 (33%) 101.0 -0.32
23 2017 1619 110.1 -3.22 -1.56 0.775 44.5% -8 -100 — 34.2% -1.42 5–3 (63%) 3–1 (75%) 104.9 -0.08 2011 1758 133.3 -2.06 +3.84 1.021 50.5% -10 -238 -215 53.8% +0.41 7–3 (70%) 3–5 (38%) 103.5 +0.37
24 2018 1679 118.9 -1.21 +1.53 0.983 49.6% +22 -169 -79 54.5% +0.13 3–4 (43%) 0–1 — +1.42 2012 1640 125.0 -1.30 -0.32 0.949 48.8% +48 -164 -85 42.4% -0.47 3–8 (27%) 6–1 (86%) 96.9 +0.44
25 2019 1750 134.4 -2.18 +0.80 0.942 48.7% -10 -123 -200 48.0% -0.28 8–6 (57%) 11–3 (79%) 107.3 +0.31 2013 1635 132.6 -0.55 +4.14 1.104 52.3% +66 -181 — 52.1% +0.24 6–8 (43%) 4–2 (67%) 97.6 -0.53
26 2020 1768 132.2 +0.85 +2.96 1.090 51.7% -8 — — 58.3% +0.58 2–2 (50%) 1–1 — +0.03 2014 1688 140.2 -1.17 +5.03 1.133 53.0% +7 -148 — 57.1% +1.03 8–12 (40%) 2–6 (25%) 93.9 -0.85
27 2021 1686 121.1 -1.18 -0.16 0.941 48.6% -18 -68 — 38.7% -0.89 4–4 (50%) 1–1 — -0.36 2015 1677 131.5 -1.57 +1.81 0.978 49.6% -20 -106 -62 50.0% +0.03 10–10 (50%) 4–0 (100%) 105.1 -0.95
28 — — — — — — — — — — — — — — — — 2016 1759 135.4 -1.87 +5.53 1.073 51.7% +23 -229 — 56.0% +0.42 8–6 (57%) 1–4 (20%) 100.6 +0.22
29 — — — — — — — — — — — — — — — — 2017 1622 118.4 -3.66 +1.26 0.920 48.1% +24 -137 -27 40.9% -0.64 5–5 (50%) 3–2 (60%) 100.1 +0.21
30 2024 1548 93.3 -2.71 -2.47 0.779 44.6% -4 — — 26.7% -1.73 1–2 (33%) 0–1 — +0.51 2018 1591 133.1 -2.27 +2.61 1.010 50.2% +6 — — 39.6% -0.48 3–5 (38%) 1–2 (33%) — -0.38
31 2025 1492 101.5 — — — — — — — 0.0% -2.25 — 0–2 — -0.05 2019 1638 129.0 -1.03 +1.89 1.019 50.3% +11 — -43 46.2% -0.05 3–4 (43%) 2–5 (29%) 98.8 -0.23
32 — — — — — — — — — — — — — — — — 2020 1587 99.7 -1.05 +1.06 0.754 43.7% — — — 33.3% -2.34 0–2 — — -0.11
33 — — — — — — — — — — — — — — — — 2021 1519 98.6 -2.42 -0.40 0.685 41.9% — — — 0.0% -3.17 — — — -0.37
35 — — — — — — — — — — — — — — — — 2023 1531 101.7 — — — — — — — — — — — — —
Career — 1777 123.8 -2.10 +0.33 0.915 48.0% +3 -88 -35 41.7% -0.74 31–38 (45%) 23–16 (59%) 104.4 +1.33 — 1780 134.0 -1.87 +2.44 0.996 49.9% +19 -140 -64 46.8% -0.13 63–79 (44%) 30–32 (48%) 97.9 -0.41

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.