H2H data updated: 2026-09-13 00:00 UTC
Katie Obrien holds a 1–0 lead over Vasilisa Bardina in their WTA head-to-head. Across 1 main-draw meeting, Katie Obrien leads 1–0 on grass. Most recently, Katie Obrien won the 2007 Eastbourne Open round of 32 7-5 6-3.
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 |
|---|---|---|---|---|---|---|---|---|
| Katie Obrien | 7-5 6-3 | Vasilisa Bardina | Match data | Jun 21, 2007* | R32 | Eastbourne Open | Tier II → modern equivalent WTA 500 | Grass |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Vasilisa Bardina | #976 | #48 | 463 | 1,582 | 11 | 23 | 32.4% | 0 | 0 | 0 | 0 | 0 | 0 |
| Katie Obrien | #782 | #84 | 769 | 1,514 | 9 | 34 | 20.9% | 0 | 0 | 0 | 0 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Vasilisa Bardina | Katie Obrien | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 2006 | 3–6 | 33.3% | #71 | 1,506 | 0 | 0 | 2004 | 0–1 | 0.0% | #387 | 1,492 | 0 | 0 |
| 2007 | 8–15 | 34.8% | #159 | 1,460 | 0 | 0 | 2005 | 0–1 | 0.0% | #267 | 1,492 | 0 | 0 |
| 2008 | 0–2 | 0.0% | #964 | 1,438 | 0 | 0 | 2006 | 0–3 | 0.0% | #187 | 1,461 | 0 | 0 |
| — | — | — | — | — | — | — | 2007 | 4–3 | 57.1% | #127 | 1,501 | 0 | 0 |
| — | — | — | — | — | — | — | 2008 | 2–8 | 20.0% | #159 | 1,450 | 0 | 0 |
| — | — | — | — | — | — | — | 2009 | 1–9 | 10.0% | #88 | 1,390 | 0 | 0 |
| — | — | — | — | — | — | — | 2010 | 2–8 | 20.0% | #179 | 1,370 | 0 | 0 |
| — | — | — | — | — | — | — | 2011 | 0–1 | 0.0% | #357 | 1,365 | 0 | 0 |
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.
| Vasilisa Bardina | Katie Obrien | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Yr | Hard | Clay | Grass | ||||||||||||||||||
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | ||
| 2006 | 3 | 5 | 8 | 37.5% | — | — | — | — | 0 | 1 | 1 | 0.0% | 2004 | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 2007 | 7 | 6 | 13 | 53.8% | 1 | 6 | 7 | 14.3% | 0 | 3 | 3 | 0.0% | 2005 | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 2008 | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — | 2006 | — | — | — | — | — | — | — | — | 0 | 3 | 3 | 0.0% |
| — | — | — | — | — | — | — | — | — | — | — | — | — | 2007 | 2 | 1 | 3 | 66.7% | — | — | — | — | 2 | 2 | 4 | 50.0% |
| — | — | — | — | — | — | — | — | — | — | — | — | — | 2008 | 1 | 3 | 4 | 25.0% | 0 | 2 | 2 | 0.0% | 1 | 3 | 4 | 25.0% |
| — | — | — | — | — | — | — | — | — | — | — | — | — | 2009 | 1 | 4 | 5 | 20.0% | 0 | 3 | 3 | 0.0% | 0 | 2 | 2 | 0.0% |
| — | — | — | — | — | — | — | — | — | — | — | — | — | 2010 | 1 | 4 | 5 | 20.0% | 1 | 2 | 3 | 33.3% | 0 | 2 | 2 | 0.0% |
| — | — | — | — | — | — | — | — | — | — | — | — | — | 2011 | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| Career | 10 | 13 | 23 | 43.5% | 1 | 6 | 7 | 14.3% | 0 | 4 | 4 | 0.0% | Career | 5 | 12 | 17 | 29.4% | 1 | 7 | 8 | 12.5% | 3 | 15 | 18 | 16.7% |
Rows are aligned in career order because complete birth data is unavailable. Detailed serve and return statistics available for 26/34 of Vasilisa Bardina's and 31/42 of Katie Obrien'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.
| Vasilisa Bardina | Katie Obrien | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% |
| 2006 | 6/9 | 0.8 | 2.3 | 62.6% | 57.7% | 38.8% | 47.4% | 47.8% | 50.3% | 44.2% | 2005 | 1/1 | 0.0 | 4.0 | 51.2% | 63.6% | 47.6% | 0.0% | — | 55.8% | 20.0% |
| 2007 | 18/23 | 1.2 | 2.5 | 64.3% | 56.6% | 40.9% | 43.2% | 48.5% | 51.3% | 40.1% | 2006 | 2/3 | 1.5 | 6.0 | 58.1% | 57.7% | 42.1% | 37.9% | 62.5% | 51.1% | 42.8% |
| 2008 | 2/2 | 2.0 | 5.0 | 68.8% | 51.1% | 34.4% | 46.9% | 40.8% | 46.2% | 42.2% | 2007 | 4/7 | 2.3 | 5.3 | 55.7% | 62.5% | 36.7% | 44.9% | 36.4% | 51.4% | 42.2% |
| — | —/— | — | — | — | — | — | — | — | — | — | 2008 | 6/10 | 1.5 | 6.7 | 54.5% | 62.6% | 43.3% | 54.5% | 42.0% | 53.7% | 42.6% |
| — | —/— | — | — | — | — | — | — | — | — | — | 2009 | 9/10 | 1.2 | 6.6 | 59.0% | 54.7% | 35.8% | 45.2% | 44.2% | 46.9% | 39.4% |
| — | —/— | — | — | — | — | — | — | — | — | — | 2010 | 8/10 | 1.6 | 6.3 | 59.5% | 54.8% | 39.7% | 41.7% | 33.7% | 49.0% | 37.8% |
| — | —/— | — | — | — | — | — | — | — | — | — | 2011 | 1/1 | 2.0 | 5.0 | 62.9% | 46.2% | 30.4% | 41.7% | 60.0% | 40.3% | 37.5% |
| Career | 26/34 | 1.2 | 2.7 | 64.3% | 56.4% | 39.9% | 44.5% | 47.8% | 50.7% | 41.2% | Career | 31/43 | 1.5 | 6.2 | 57.6% | 57.5% | 39.0% | 44.0% | 40.3% | 49.7% | 39.5% |
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.
| Vasilisa Bardina | Katie Obrien | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 2006 | 1506 | 115.9 | -1.47 | -0.33 | 0.889 | 46.9% | +25 | — | — | 38.9% | -0.78 | 1–1 | 0–1 | — | +0.23 | 2004 | 1492 | 98.4 | — | — | — | — | — | — | — | 0.0% | -2.00 | — | — | — | -0.06 |
| 2007 | 1461 | 104.0 | -2.84 | -2.29 | 0.822 | 45.8% | +129 | +12 | +39 | 32.6% | -1.72 | 3–1 (75%) | 1–2 (33%) | — | +0.64 | 2005 | 1492 | 103.3 | +4.63 | +2.47 | 0.453 | 37.5% | — | — | — | 0.0% | -3.50 | — | — | — | -0.29 |
| 2008 | 1438 | 95.5 | -3.00 | -0.39 | 0.783 | 44.2% | — | — | — | 20.0% | -2.20 | 0–1 | — | — | +0.07 | 2006 | 1462 | 94.0 | -0.38 | +0.43 | 0.876 | 47.0% | — | — | +15 | 25.0% | -1.50 | 0–2 | 0–1 | — | +0.02 |
| — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2007 | 1502 | 98.4 | -1.08 | -1.93 | 0.868 | 46.8% | +35 | — | +18 | 53.3% | -0.33 | 1–0 | 1–0 | — | +0.89 |
| — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2008 | 1451 | 98.3 | -1.41 | -1.77 | 0.920 | 48.4% | +67 | — | +20 | 30.8% | -1.19 | 2–4 (33%) | 3–0 (100%) | — | +0.44 |
| — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2009 | 1391 | 89.7 | -5.01 | -2.96 | 0.742 | 43.3% | +96 | +66 | — | 21.7% | -2.04 | 0–3 (0%) | 0–1 | — | +0.39 |
| — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2010 | 1371 | 97.5 | -2.84 | -3.79 | 0.741 | 43.8% | +103 | +65 | — | 29.2% | -1.67 | 1–3 (25%) | 1–0 | — | +0.42 |
| — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2011 | 1366 | 99.1 | -2.49 | -4.08 | 0.628 | 39.1% | — | — | — | 0.0% | -4.00 | — | — | — | -0.01 |
| Career | 1583 | 107.0 | -2.54 | -1.69 | 0.835 | 45.9% | +89 | +12 | +39 | 33.3% | -1.51 | 4–3 (57%) | 1–3 (25%) | 98.6 | +2.76 | Career | 1514 | 93.8 | -2.56 | -2.45 | 0.785 | 44.8% | +80 | +66 | +18 | 29.4% | -1.51 | 4–12 (25%) | 5–2 (71%) | 95.3 | +4.19 |
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 |
|---|---|---|---|---|---|
| Elena Vesnina | 1 | 1 | 2 | Apr 11, 2007 | H2H |
| Anna Chakvetadze | 0 | 2 | 2 | Mar 21, 2007 | H2H |
| Sybille Bammer | 1 | 1 | 2 | Feb 8, 2007 | H2H |
| Yung Jan Chan | 0 | 1 | 1 | Sep 11, 2008 | H2H |
| Yanina Wickmayer | 0 | 1 | 1 | Aug 14, 2008 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Alla Kudryavtseva | 1 | 1 | 2 | Sep 17, 2009 | H2H |
| Monica Niculescu | 0 | 2 | 2 | Jul 16, 2009 | H2H |
| Olga Govortsova | 0 | 2 | 2 | May 26, 2009 | H2H |
| Kimiko Date | 0 | 1 | 1 | Jun 22, 2011 | H2H |
| Ekaterina Ivanova | 0 | 1 | 1 | Sep 23, 2010 | H2H |