Player data updated: 2026-09-01 02:16 UTC
Ekaterina Bychkova
Ekaterina Bychkova represented Russia on the WTA Tour and reached a career-high ranking of No. 66. In TennisDB's records, Ekaterina Bychkova finished with a career record of 34–67 and no singles titles.
Records cover recorded main-draw singles results in TennisDB's WTA event archive, including credited walkovers; qualifying is shown separately below.
WTA Matches full match log →
| Opponent | Score | Result | H2H | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Patricia Maria Tig | 0-6 3-6 | L | H2H | Match data | Feb 6, 2016 | Q1 | St. Petersburg | WTA 500 | Hard |
| Daniela Hantuchova | 3-6 6-1 3-6 | L | H2H | Match data | Feb 14, 2013* | R32 | Qatar Open | WTA 1000 | Hard |
| Maria Kirilenko | 3-0 (ret.) | W | H2H | Match data | Feb 13, 2013* | R64 | Qatar Open | WTA 1000 | Hard |
| Alexandra Cadantu-Ignatik | 6-3 4-6 5-7 | L | H2H | Match data | Sep 13, 2012* | R32 | Tashkent | WTA 250 | Hard |
| Andrea Petkovic | 2-6 2-6 | L | H2H | Match data | Aug 31, 2011* | R128 | US Open | Grand Slam | Hard |
Qualifying matches are shown here but excluded from main-draw summaries and leaderboards.
Rivals all rivalries →
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Katarina Srebotnik | 0 | 4 | 4 | Aug 31, 2006 | H2H |
| Vera Dushevina | 1 | 2 | 3 | Feb 12, 2010 | H2H |
| Anastasia Rodionova | 3 | 0 | 3 | Aug 27, 2008 | H2H |
| Sania Mirza | 2 | 0 | 2 | Sep 23, 2010 | H2H |
| Lourdes Domínguez Lino | 0 | 2 | 2 | Jan 21, 2009 | H2H |
Career Results
| Season | Age | Type | W | L | M | Win % | Start Rank | End Rank |
|---|---|---|---|---|---|---|---|---|
| 2004 | 19 | WTA | 1 | 1 | 2 | 50.0% | 354 | 155 |
| 2005 | 20 | WTA | 9 | 10 | 19 | 47.4% | 155 | 70 |
| 2006 | 21 | WTA | 9 | 21 | 30 | 30.0% | 70 | 76 |
| 2007 | 22 | WTA | 5 | 13 | 18 | 27.8% | 76 | 111 |
| 2008 | 23 | WTA | 5 | 12 | 17 | 29.4% | 111 | 117 |
| 2009 | 24 | WTA | 1 | 3 | 4 | 25.0% | 117 | 121 |
| 2010 | 25 | WTA | 3 | 4 | 7 | 42.9% | 121 | 181 |
| 2011 | 26 | WTA | 0 | 1 | 1 | 0.0% | 181 | 171 |
| 2012 | 27 | WTA | 0 | 1 | 1 | 0.0% | 171 | 208 |
| 2013 | 28 | WTA | 1 | 1 | 2 | 50.0% | 208 | 159 |
| 2016 | 31 | Qualifying | 0 | 1 | 1 | 0.0% | — | — |
| Career | — | 34 | 67 | 101 | 33.7% | — | — |
Career Results by Surface
| Season | Age | Type | Hard | Clay | Grass | Carpet | Total | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | |||
| 2004 | 19 | WTA | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 50.0% |
| 2005 | 20 | WTA | 7 | 8 | 15 | 46.7% | 2 | 2 | 4 | 50.0% | — | — | — | — | — | — | — | — | 9 | 10 | 19 | 47.4% |
| 2006 | 21 | WTA | 7 | 11 | 18 | 38.9% | 0 | 8 | 8 | 0.0% | 1 | 1 | 2 | 50.0% | 1 | 1 | 2 | 50.0% | 9 | 21 | 30 | 30.0% |
| 2007 | 22 | WTA | 3 | 6 | 9 | 33.3% | 1 | 4 | 5 | 20.0% | 0 | 2 | 2 | 0.0% | 1 | 1 | 2 | 50.0% | 5 | 13 | 18 | 27.8% |
| 2008 | 23 | WTA | 5 | 6 | 11 | 45.5% | 0 | 5 | 5 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | 5 | 12 | 17 | 29.4% |
| 2009 | 24 | WTA | 1 | 3 | 4 | 25.0% | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 4 | 25.0% |
| 2010 | 25 | WTA | 3 | 3 | 6 | 50.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 3 | 4 | 7 | 42.9% |
| 2011 | 26 | WTA | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 2012 | 27 | WTA | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| 2013 | 28 | WTA | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 50.0% |
| 2016 | 31 | Qualifying | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% |
| Career | — | — | 28 | 41 | 69 | 40.6% | 3 | 20 | 23 | 13.0% | 1 | 4 | 5 | 20.0% | 2 | 2 | 4 | 50.0% | 34 | 67 | 101 | 33.7% |
Career Results by Opponent Rank
| Season | Age | 1-10 | 11-30 | 31-100 | 100+ | Total | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | ||
| 2004 | 19 | 0 | 0 | — | — | 0 | 0 | — | — | 0 | 1 | 1 | 0.0% | 1 | 0 | 1 | 100.0% | 1 | 1 | 2 | 50.0% |
| 2005 | 20 | 1 | 1 | 2 | 50.0% | 0 | 0 | — | — | 3 | 6 | 9 | 33.3% | 5 | 2 | 7 | 71.4% | 9 | 9 | 18 | 50.0% |
| 2006 | 21 | 0 | 2 | 2 | 0.0% | 0 | 6 | 6 | 0.0% | 5 | 6 | 11 | 45.5% | 4 | 7 | 11 | 36.4% | 9 | 21 | 30 | 30.0% |
| 2007 | 22 | 0 | 3 | 3 | 0.0% | 1 | 1 | 2 | 50.0% | 3 | 5 | 8 | 37.5% | 1 | 4 | 5 | 20.0% | 5 | 13 | 18 | 27.8% |
| 2008 | 23 | 0 | 0 | — | — | 0 | 4 | 4 | 0.0% | 2 | 8 | 10 | 20.0% | 3 | 0 | 3 | 100.0% | 5 | 12 | 17 | 29.4% |
| 2009 | 24 | 0 | 0 | — | — | 0 | 0 | — | — | 1 | 2 | 3 | 33.3% | 0 | 1 | 1 | 0.0% | 1 | 3 | 4 | 25.0% |
| 2010 | 25 | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | 1 | 0 | 1 | 100.0% | 1 | 1 | 2 | 50.0% | 2 | 4 | 6 | 33.3% |
| 2011 | 26 | 0 | 0 | — | — | 0 | 1 | 1 | 0.0% | 0 | 0 | — | — | 0 | 0 | — | — | 0 | 1 | 1 | 0.0% |
| 2012 | 27 | 0 | 0 | — | — | 0 | 0 | — | — | 0 | 1 | 1 | 0.0% | 0 | 0 | — | — | 0 | 1 | 1 | 0.0% |
| 2013 | 28 | 0 | 0 | — | — | 1 | 0 | 1 | 100.0% | 0 | 1 | 1 | 0.0% | 0 | 0 | — | — | 1 | 1 | 2 | 50.0% |
| Career | 1 | 7 | 8 | 12.5% | 2 | 14 | 16 | 12.5% | 15 | 30 | 45 | 33.3% | 15 | 15 | 30 | 50.0% | 33 | 66 | 99 | 33.3% | |
Opponent ranking data available for 99/101 (98.0%) of Ekaterina Bychkova's WTA main draw matches.
Performance Stats
| Season | Age | Sample | Aces/M | DFs/M | 1st Sv% | 1st Sv Pts% | 2nd Sv Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2005 | 20 | 1/19 | 5.0 | 2.0 | 67.3% | 72.7% | 37.5% | 0.0% | 54.5% | 61.2% | 54.7% |
| 2006 | 21 | 16/30 | 3.9 | 2.8 | 50.8% | 62.4% | 43.3% | 55.4% | 42.8% | 53.3% | 41.1% |
| 2007 | 22 | 15/18 | 4.2 | 3.7 | 52.0% | 66.1% | 41.6% | 54.5% | 45.8% | 54.8% | 39.2% |
| 2008 | 23 | 12/17 | 5.1 | 3.1 | 50.3% | 67.9% | 38.0% | 55.9% | 59.4% | 53.4% | 37.7% |
| 2009 | 24 | 3/4 | 6.3 | 4.7 | 42.0% | 76.7% | 49.6% | 55.1% | 36.1% | 60.1% | 35.9% |
| 2010 | 25 | 7/7 | 5.0 | 7.1 | 49.4% | 70.9% | 42.4% | 58.5% | 50.9% | 57.1% | 42.4% |
| 2011 | 26 | 1/1 | 2.0 | 6.0 | 29.4% | 80.0% | 38.9% | 33.3% | 0.0% | 51.0% | 30.0% |
| 2012 | 27 | 1/1 | 4.0 | 11.0 | 51.1% | 71.7% | 38.6% | 40.0% | 45.5% | 55.6% | 40.4% |
| 2013 | 28 | 2/2 | 5.0 | 1.5 | 41.3% | 66.9% | 57.2% | 72.7% | 70.8% | 64.0% | 57.8% |
| Career | 58/101 | 4.5 | 3.8 | 50.0% | 67.1% | 42.2% | 54.6% | 48.1% | 55.0% | 40.4% |
Detailed serve and return statistics available for 58/101 (57.4%) of Ekaterina Bychkova's WTA main draw matches.
Advanced Stats
| Season | Age | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2004 | 19 | 1505 | 101.3 | — | — | — | — | — | — | — | 50.0% | 0.00 | — | — | — | +0.10 |
| 2005 | 20 | 1545 | 115.8 | +0.50 | +0.36 | 1.410 | 57.5% | +2 | +5 | — | 50.0% | +0.29 | 1–3 (25%) | 0–1 | — | +0.61 |
| 2006 | 21 | 1484 | 116.4 | -1.26 | -2.26 | 0.878 | 47.5% | +45 | -42 | — | 34.4% | -0.95 | 2–6 (25%) | 2–4 (33%) | 95.9 | -0.25 |
| 2007 | 22 | 1465 | 117.0 | -0.97 | -2.69 | 0.867 | 47.1% | +81 | -55 | — | 35.7% | -0.74 | 1–5 (17%) | 1–3 (25%) | 95.4 | +0.08 |
| 2008 | 23 | 1444 | 105.6 | -1.14 | -3.36 | 0.808 | 45.9% | +97 | -83 | — | 36.8% | -1.03 | 2–4 (33%) | 2–1 (67%) | 99.1 | +0.33 |
| 2009 | 24 | 1431 | 96.6 | -0.72 | -0.93 | 0.899 | 48.4% | +80 | — | — | 33.3% | -1.33 | 0–1 | 0–1 | — | +0.33 |
| 2010 | 25 | 1480 | 116.9 | +1.66 | -1.32 | 0.989 | 49.8% | +69 | — | — | 44.4% | -0.17 | 2–2 (50%) | 1–1 | — | -0.38 |
| 2011 | 26 | 1478 | 105.3 | +2.99 | +1.39 | 0.612 | 40.6% | — | — | — | 0.0% | -4.00 | — | — | — | -0.20 |
| 2012 | 27 | 1464 | 100.6 | -3.44 | -4.61 | 0.910 | 48.0% | — | — | — | 33.3% | -0.33 | 0–1 | — | — | +0.08 |
| 2013 | 28 | 1484 | 103.1 | +0.17 | +3.42 | 1.605 | 61.7% | — | — | — | 33.3% | -0.33 | 0–1 | — | — | +0.02 |
| 2016 | 31 | 1470 | 94.8 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | 1571 | 116.9 | -0.66 | -2.15 | 0.898 | 47.9% | +54 | -46 | — | 38.7% | -0.64 | 8–23 (26%) | 6–11 (35%) | 88.9 | +0.72 |
Tournament Results by Category
Grand Slams
| Season | Age | AO | RG | W | USO | W-L Win % |
|---|---|---|---|---|---|---|
| 2005 | 20 | — | — | — | R64 | 1–1 (50%) |
| 2006 | 21 | R64 | R128 | R64 | R64 | 3–4 (43%) |
| 2007 | 22 | R128 | R128 | R128 | R64 | 1–4 (20%) |
| 2008 | 23 | — | R128 | R128 | R64 | 1–3 (25%) |
| 2009 | 24 | R128 | — | — | — | 0–1 (0%) |
| 2010 | 25 | — | R128 | — | — | 0–1 (0%) |
| 2011 | 26 | — | — | — | R128 | 0–1 (0%) |
| W-L | 1–3 (25%) | 0–4 (0%) | 1–3 (25%) | 4–5 (44%) |
6–15 (29%) |
WTA 1000
| Season | Age | DOH | IW | MIA | ITA | BER | CHA | MOS | W-L Win % |
|---|---|---|---|---|---|---|---|---|---|
| 2006 | 21 | — | R64 | R64 | R32 | R64 | R64 | R16 | 3–6 (33%) |
| 2007 | 22 | — | R128 | R32 | — | — | — | — | 2–2 (50%) |
| 2008 | 23 | — | R128 | R64 | — | — | — | — | 1–2 (33%) |
| 2013 | 28 | R32 | — | — | — | — | — | — | 1–1 (50%) |
| W-L | 1–1 (50%) | 1–3 (25%) | 4–3 (57%) | 0–1 (0%) | 0–1 (0%) | 0–1 (0%) | 1–1 (50%) |
7–11 (39%) |
WTA 500
| Season | Age | PAR | SPB | POR | AME | W-L Win % |
|---|---|---|---|---|---|---|
| 2006 | 21 | — | — | R32 | R64 | 0–2 (0%) |
| 2007 | 22 | R16 | — | — | — | 1–1 (50%) |
| 2016 | 31 | — | Q1 | — | — | 0–1 (0%) |
| W-L | 1–1 (50%) | 0–1 (0%) | 0–1 (0%) | 0–1 (0%) |
1–4 (20%) |
WTA 250
| Season | Age | ACO | ASB | STO | BAD | BAL | BIR | BOG | BUD | CAN | GOL | HAS | HYD | IST | KUA | MEM | MOD | PAL | PAT | POR | STR | TAS | VIN | W-L Win % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2004 | 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | R16 | — | 1–1 (50%) |
| 2005 | 20 | — | — | R16 | — | R16 | — | — | R16 | R32 | — | R32 | R32 | — | — | — | R16 | — | — | R16 | — | SF | — | 8–9 (47%) |
| 2006 | 21 | — | — | R32 | — | — | — | — | R32 | QF | R32 | — | — | — | — | R32 | — | R32 | R16 | R32 | R32 | — | — | 3–9 (25%) |
| 2007 | 22 | — | R32 | — | R32 | — | R64 | — | — | — | — | — | — | R32 | — | R32 | — | R16 | — | — | — | — | — | 1–6 (14%) |
| 2008 | 23 | R32 | — | R32 | — | — | — | R32 | — | — | — | — | — | — | — | — | — | R32 | SF | R32 | — | — | R32 | 3–7 (30%) |
| 2009 | 24 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | R32 | — | — | — | — | — | R16 | — | 1–2 (33%) |
| 2010 | 25 | — | — | — | — | — | — | — | — | — | — | — | — | — | R32 | — | — | — | QF | — | — | R16 | — | 3–3 (50%) |
| 2012 | 27 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | R32 | — | 0–1 (0%) |
| W-L | 0–1 (0%) | 0–1 (0%) | 1–3 (25%) | 0–1 (0%) | 1–1 (50%) | 0–1 (0%) | 0–1 (0%) | 1–2 (33%) | 2–2 (50%) | 0–1 (0%) | 0–1 (0%) | 0–1 (0%) | 0–1 (0%) | 0–1 (0%) | 0–3 (0%) | 1–1 (50%) | 1–3 (25%) | 6–3 (67%) | 1–3 (25%) | 0–1 (0%) | 6–5 (55%) | 0–1 (0%) |
20–38 (34%) |
Results show the best round reached per tournament and season.
WTA Ranking History full ranking history →
Ranking History Matrix
| Season | Age | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2002 | 17 | — | — | — | — | — | — | — | — | — | — | 805 | 790 |
| 2003 | 18 | 781 | 769 | 731 | 686 | 683 | 669 | 507 | 505 | 356 | 368 | 378 | 354 |
| 2004 | 19 | 351 | 329 | 337 | 318 | 304 | 309 | 272 | 260 | 232 | 196 | 185 | 155 |
| 2005 | 20 | 145 | 146 | 145 | 134 | 116 | 109 | 103 | 97 | 72 | 67 | 69 | 70 |
| 2006 | 21 | 70 | 67 | 67 | 68 | 80 | 81 | 74 | 77 | 81 | 71 | 68 | 76 |
| 2007 | 22 | 100 | 80 | 89 | 75 | 79 | 93 | 98 | 99 | 96 | 116 | 116 | 111 |
| 2008 | 23 | 102 | 103 | 105 | 113 | 99 | 96 | 113 | 106 | 110 | 112 | 111 | 117 |
| 2009 | 24 | 113 | 143 | 139 | 167 | 165 | 161 | 116 | 116 | 118 | 120 | 122 | 121 |
| 2010 | 25 | 120 | 109 | 111 | 113 | 122 | 116 | 147 | 138 | 175 | 183 | 183 | 181 |
| 2011 | 26 | 184 | 215 | 226 | 212 | 216 | 199 | 203 | 216 | 175 | 151 | 169 | 171 |
| 2012 | 27 | 173 | 173 | 162 | 164 | 161 | 179 | 177 | 186 | 195 | 225 | 215 | 208 |
| 2013 | 28 | 218 | 164 | 179 | 158 | 152 | 151 | 158 | 153 | 173 | 172 | 158 | 159 |
| 2014 | 29 | 154 | 198 | 175 | 207 | 159 | 157 | 160 | 171 | 162 | 161 | 161 | 158 |
| 2015 | 30 | 155 | 154 | 172 | 159 | 205 | 202 | 192 | 196 | 200 | 195 | 224 | 225 |
| 2016 | 31 | 229 | 249 | 249 | 280 | 353 | 409 | 493 | 515 | 593 | 814 | — | — |
Similar Players
Other WTA players with comparable peak level, era, career record, and career scale.
| Player | Country | Peak Rank | Peak Elo | Grand Slams | Titles | M | W | L | Win % | Years | Match Log |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Abigail Spears | USA | 66 | 1,600 | 0 | 0 | 62 | 21 | 41 | 33.9% | 2001–2012 | Match log |
| Eva Birnerova | CZE | 59 | 1,535 | 0 | 0 | 93 | 32 | 61 | 34.4% | 2003–2013 | Match log |
| Anastasia Rodionova | AUS | 62 | 1,650 | 0 | 0 | 236 | 86 | 150 | 36.4% | 2000–2017 | Match log |
| Evgeniya Rodina | RUS | 67 | 1,662 | 0 | 0 | 192 | 74 | 118 | 38.5% | 2005–2023 | Match log |
| Renata Voracova | CZE | 74 | 1,523 | 0 | 0 | 78 | 24 | 54 | 30.8% | 2002–2017 | Match log |
| Regina Kulikova | RUS | 65 | 1,618 | 0 | 0 | 25 | 11 | 14 | 44.0% | 2008–2011 | Match log |
| Kristina Barrois | GER | 57 | 1,701 | 0 | 0 | 93 | 34 | 59 | 36.6% | 2006–2013 | Match log |
| Zuzana Ondraskova | CZE | 74 | 1,594 | 0 | 0 | 98 | 31 | 67 | 31.6% | 2001–2012 | Match log |
| Mallory Burdette | USA | 68 | 1,613 | 0 | 0 | 23 | 9 | 14 | 39.1% | 2012–2013 | Match log |
| Maret Ani | EST | 63 | 1,616 | 0 | 0 | 64 | 22 | 42 | 34.4% | 2002–2009 | Match log |
| Mandy Minella | LUX | 66 | 1,646 | 0 | 1 | 158 | 58 | 100 | 36.7% | 2005–2021 | Match log |
| Olga Savchuk | UKR | 79 | 1,596 | 0 | 0 | 113 | 36 | 77 | 31.9% | 2004–2016 | Match log |
Frequently Asked Questions
- How old is Ekaterina Bychkova?
- Ekaterina Bychkova is 41 years old, born on June 5, 1985.
- Which country does Ekaterina Bychkova represent?
- Ekaterina Bychkova represents Russia in TennisDB's WTA records.
- How tall is Ekaterina Bychkova?
- Ekaterina Bychkova is 171 cm / 5'7".
- Does Ekaterina Bychkova use a one-handed or two-handed backhand?
- Ekaterina Bychkova uses a two-handed backhand.
- Is Ekaterina Bychkova left-handed or right-handed?
- Ekaterina Bychkova plays right-handed.
- How many Grand Slams has Ekaterina Bychkova won?
- Ekaterina Bychkova has not won a Grand Slam title.
- How many WTA 1000 titles has Ekaterina Bychkova won?
- TennisDB does not group any of Ekaterina Bychkova's titles under the modern WTA 1000 category.
- What is Ekaterina Bychkova's highest WTA ranking?
- Ekaterina Bychkova's career-high WTA singles ranking is world No. 66, first achieved on February 20, 2006.
- What is Ekaterina Bychkova's career win-loss record?
- Ekaterina Bychkova has a career WTA singles record of 34 wins and 67 losses (33.7%).
- How much career prize money has Ekaterina Bychkova earned?
- Ekaterina Bychkova has earned at least $1,002,328 in career prize money from professional tennis.
- Which seasons of Ekaterina Bychkova's career appear in TennisDB?
- Ekaterina Bychkova appears in TennisDB's WTA main-tour match records from 2004 through 2013.
- On which surface does Ekaterina Bychkova have the highest recorded win rate?
- Among surfaces with at least 20 recorded matches, Ekaterina Bychkova's highest WTA main-draw win rate is on hard: 40.6% (28–41).
- Who has Ekaterina Bychkova faced most often?
- Ekaterina Bychkova's most frequent opponent is Katarina Srebotnik, with a head-to-head record of 0–4 across 4 meetings.