H2H data updated: 2026-09-14 00:00 UTC
Alona Bondarenko holds a 1–0 lead over Tiantian Sun in their WTA head-to-head. Across 1 main-draw meeting, Alona Bondarenko leads 1–0 on clay. Most recently, Alona Bondarenko won the 2007 Italian Open round of 64 6-7(6) 7-5 6-2.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Alona Bondarenko | 6-7(6) 7-5 6-2 | Tiantian Sun | Match data | May 16, 2007* | R64 | Italian Open | Tier I → modern equivalent WTA 1000 | Clay |
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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Alona Bondarenko | #1,151 | #19 | 2,020 | 1,873 | 155 | 144 | 51.8% | 0 | 0 | 0 | 1 | 1 | 2 |
| Tiantian Sun | #819 | #77 | 395 | 1,649 | 27 | 54 | 33.3% | 0 | 0 | 0 | 0 | 1 | 1 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Alona Bondarenko | Tiantian Sun | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 2003 | 0–2 | 0.0% | #187 | 1,471 | 0 | 0 | 2002 | 0–1 | 0.0% | #231 | 1,493 | 0 | 0 |
| 2004 | 1–1 | 50.0% | #110 | 1,481 | 0 | 0 | 2003 | 2–7 | 22.2% | #129 | 1,451 | 0 | 0 |
| 2005 | 13–16 | 44.8% | #79 | 1,520 | 0 | 0 | 2004 | 2–9 | 18.2% | #126 | 1,429 | 0 | 0 |
| 2006 | 24–22 | 52.2% | #32 | 1,686 | 0 | 1 | 2005 | 7–6 | 53.8% | #105 | 1,520 | 0 | 0 |
| 2007 | 33–24 | 57.9% | #21 | 1,760 | 0 | 1 | 2006 | 12–12 | 50.0% | #81 | 1,628 | 0 | 1 |
| 2008 | 26–21 | 55.3% | #33 | 1,784 | 0 | 1 | 2007 | 3–15 | 16.7% | #230 | 1,505 | 0 | 1 |
| 2009 | 30–25 | 54.5% | #32 | 1,781 | 0 | 1 | 2008 | 1–4 | 20.0% | #281 | 1,493 | 0 | 1 |
| 2010 | 24–19 | 55.8% | #36 | 1,734 | 0 | 2 | — | — | — | — | — | — | — |
| 2011 | 4–14 | 22.2% | #257 | 1,567 | 0 | 2 | — | — | — | — | — | — | — |
Rows are aligned in career order because complete birth data is unavailable. 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.
| Alona Bondarenko | Tiantian Sun | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Carpet | Yr | Hard | Clay | Grass | Carpet | ||||||||||||||||||||||||
| 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 % | ||
| 2003 | 0 | 1 | 1 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 2002 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — |
| 2004 | — | — | — | — | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | 2003 | 2 | 7 | 9 | 22.2% | — | — | — | — | — | — | — | — | — | — | — | — |
| 2005 | 10 | 9 | 19 | 52.6% | 1 | 5 | 6 | 16.7% | 2 | 2 | 4 | 50.0% | — | — | — | — | 2004 | 0 | 6 | 6 | 0.0% | 1 | 2 | 3 | 33.3% | 1 | 1 | 2 | 50.0% | — | — | — | — |
| 2006 | 16 | 13 | 29 | 55.2% | 7 | 6 | 13 | 53.8% | 1 | 3 | 4 | 25.0% | — | — | — | — | 2005 | 7 | 6 | 13 | 53.8% | — | — | — | — | — | — | — | — | — | — | — | — |
| 2007 | 13 | 15 | 28 | 46.4% | 14 | 6 | 20 | 70.0% | 6 | 3 | 9 | 66.7% | — | — | — | — | 2006 | 10 | 10 | 20 | 50.0% | 1 | 1 | 2 | 50.0% | 1 | 1 | 2 | 50.0% | — | — | — | — |
| 2008 | 12 | 12 | 24 | 50.0% | 8 | 5 | 13 | 61.5% | 6 | 3 | 9 | 66.7% | 0 | 1 | 1 | 0.0% | 2007 | 3 | 8 | 11 | 27.3% | 0 | 5 | 5 | 0.0% | 0 | 2 | 2 | 0.0% | — | — | — | — |
| 2009 | 16 | 14 | 30 | 53.3% | 13 | 8 | 21 | 61.9% | 1 | 2 | 3 | 33.3% | 0 | 1 | 1 | 0.0% | 2008 | 0 | 3 | 3 | 0.0% | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — |
| 2010 | 14 | 13 | 27 | 51.9% | 8 | 5 | 13 | 61.5% | 2 | 1 | 3 | 66.7% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2011 | 3 | 8 | 11 | 27.3% | 1 | 4 | 5 | 20.0% | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 84 | 85 | 169 | 49.7% | 53 | 41 | 94 | 56.4% | 18 | 16 | 34 | 52.9% | 0 | 2 | 2 | 0.0% | Career | 22 | 41 | 63 | 34.9% | 3 | 9 | 12 | 25.0% | 2 | 4 | 6 | 33.3% | — | — | — | — |
Rows are aligned in career order because complete birth data is unavailable. Detailed serve and return statistics available for 233/295 of Alona Bondarenko's and 28/56 of Tiantian Sun'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.
| Alona Bondarenko | Tiantian Sun | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% |
| 2005 | 6/29 | 1.5 | 2.8 | 68.9% | 57.2% | 43.6% | 56.2% | 58.0% | 52.4% | 41.8% | 2003 | 1/9 | 1.0 | 4.0 | 59.4% | 60.5% | 30.8% | 28.6% | 28.6% | 48.4% | 40.0% |
| 2006 | 25/46 | 1.2 | 3.0 | 67.9% | 59.5% | 45.9% | 56.6% | 47.4% | 55.3% | 44.9% | 2006 | 9/24 | 1.1 | 1.2 | 67.2% | 58.1% | 44.5% | 53.0% | 49.3% | 53.8% | 37.5% |
| 2007 | 53/57 | 1.1 | 2.0 | 66.0% | 59.9% | 44.6% | 52.4% | 50.9% | 55.1% | 45.2% | 2007 | 14/18 | 1.6 | 2.1 | 65.0% | 55.8% | 43.0% | 44.6% | 35.3% | 51.3% | 40.4% |
| 2008 | 41/47 | 1.1 | 3.4 | 66.5% | 58.0% | 45.7% | 43.8% | 48.8% | 53.8% | 43.7% | 2008 | 4/5 | 1.5 | 3.0 | 65.6% | 55.4% | 41.8% | 51.8% | 30.6% | 51.0% | 36.8% |
| 2009 | 51/55 | 0.6 | 2.4 | 71.4% | 58.8% | 46.2% | 52.5% | 52.4% | 55.1% | 45.5% | — | —/— | — | — | — | — | — | — | — | — | — |
| 2010 | 41/43 | 0.7 | 2.4 | 71.0% | 58.3% | 46.9% | 52.4% | 54.5% | 55.1% | 46.9% | — | —/— | — | — | — | — | — | — | — | — | — |
| 2011 | 16/18 | 0.4 | 1.7 | 70.6% | 55.6% | 43.7% | 47.7% | 42.3% | 52.1% | 38.0% | — | —/— | — | — | — | — | — | — | — | — | — |
| Career | 233/299 | 0.9 | 2.5 | 68.8% | 58.7% | 45.6% | 51.1% | 50.7% | 54.6% | 44.7% | Career | 28/81 | 1.4 | 2.0 | 65.6% | 56.6% | 42.8% | 47.8% | 38.8% | 52.0% | 38.9% |
Rows are aligned in career order because complete birth data is unavailable. 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.
| Alona Bondarenko | Tiantian Sun | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 2003 | 1472 | 94.9 | — | — | — | — | — | — | — | 20.0% | -2.40 | 0–1 | 1–0 | — | +0.11 | 2002 | 1493 | 101.5 | — | — | — | — | — | — | — | 33.3% | -2.00 | 0–1 | — | — | -0.19 |
| 2004 | 1482 | 96.5 | — | — | — | — | — | — | — | 40.0% | -0.60 | 1–0 | 0–1 | — | -0.03 | 2003 | 1451 | 101.0 | -0.20 | -1.27 | 0.776 | 43.9% | +17 | — | — | 22.2% | -1.67 | 0–2 | 1–2 (33%) | — | +0.54 |
| 2005 | 1521 | 112.3 | -1.49 | -1.11 | 0.878 | 47.5% | +40 | -63 | +82 | 43.1% | -0.58 | 5–6 (45%) | 2–3 (40%) | 99.5 | +0.41 | 2004 | 1430 | 103.5 | — | — | — | — | -34 | +118 | — | 24.0% | -1.68 | 1–2 (33%) | 1–1 | — | -0.02 |
| 2006 | 1687 | 123.8 | -0.78 | +0.24 | 1.005 | 50.2% | -5 | -143 | -110 | 51.0% | +0.15 | 7–7 (50%) | 7–4 (64%) | 106.1 | +1.41 | 2005 | 1520 | 124.6 | — | — | — | — | -19 | — | — | 57.7% | +0.69 | 1–1 | 3–1 (75%) | — | +0.62 |
| 2007 | 1761 | 137.3 | -0.13 | +1.65 | 1.007 | 50.2% | -73 | -11 | -63 | 54.0% | +0.27 | 11–5 (69%) | 6–3 (67%) | 109.1 | +1.18 | 2006 | 1629 | 131.4 | -1.14 | -2.98 | 0.811 | 45.8% | -16 | — | — | 52.7% | -0.04 | 2–5 (29%) | — | — | -0.16 |
| 2008 | 1784 | 136.8 | -0.67 | +0.58 | 0.946 | 48.7% | -58 | +3 | -36 | 50.0% | -0.35 | 16–6 (73%) | 8–5 (62%) | 110.9 | -1.55 | 2007 | 1505 | 100.0 | -2.48 | -2.77 | 0.830 | 45.9% | +49 | -23 | — | 20.5% | -2.13 | 1–2 (33%) | 4–1 (80%) | 101.7 | -1.14 |
| 2009 | 1782 | 136.9 | -0.55 | +1.41 | 1.015 | 50.3% | -29 | +22 | -82 | 52.7% | +0.16 | 12–9 (57%) | 2–6 (25%) | 98.3 | +1.11 | 2008 | 1494 | 101.6 | -1.21 | -2.08 | 0.750 | 43.9% | +30 | — | — | 30.8% | -1.62 | 1–2 (33%) | 2–3 (40%) | 98.7 | +0.02 |
| 2010 | 1734 | 135.2 | -0.49 | +2.66 | 1.044 | 51.0% | -29 | +66 | -15 | 53.0% | +0.28 | 9–5 (64%) | 2–8 (20%) | 97.2 | +0.70 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2011 | 1568 | 107.9 | -1.98 | -3.35 | 0.794 | 45.4% | +46 | +137 | — | 25.0% | -1.50 | 2–2 (50%) | 0–1 | — | +0.04 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 1874 | 134.0 | -0.61 | +1.02 | 0.985 | 49.7% | -24 | -5 | -40 | 49.4% | -0.08 | 63–41 (61%) | 28–31 (47%) | 106.4 | +1.14 | Career | 1650 | 117.9 | -1.79 | -2.69 | 0.810 | 45.5% | 0 | +30 | — | 37.4% | -0.93 | 6–15 (29%) | 11–8 (58%) | 98.4 | -0.41 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Jelena Jankovic | 1 | 13 | 14 | May 24, 2011 | H2H |
| Marion Bartoli | 1 | 6 | 7 | Aug 18, 2011 | H2H |
| Francesca Schiavone | 2 | 4 | 6 | Sep 5, 2010 | H2H |
| Gisela Dulko | 3 | 3 | 6 | Mar 26, 2010 | H2H |
| Nadia Petrova | 2 | 3 | 5 | Oct 6, 2010 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Virginie Razzano | 0 | 3 | 3 | Feb 20, 2008 | H2H |
| Gisela Dulko | 0 | 3 | 3 | Aug 8, 2007 | H2H |
| Victoria Azarenka | 1 | 1 | 2 | Apr 17, 2008 | H2H |
| Anastasia Rodionova | 1 | 1 | 2 | Mar 6, 2008 | H2H |
| Martina Hingis | 0 | 2 | 2 | Sep 20, 2007 | H2H |