H2H data updated: 2026-07-18 02:15 UTC
Klara Koukalova vs Nadia Petrova H2H: 2-2
Klara Koukalova and Nadia Petrova are tied 2–2 in their WTA head-to-head. Across 4 main-draw meetings, Klara Koukalova leads 2–1 on hard courts, while Nadia Petrova leads 1–0 on clay. Most recently, Klara Koukalova won the 2011 Beijing second round 6-3 6-7(3) 6-1.
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CZE
Age 44
Right-Handed
166 cm / 5'5"
H2H
2
–
2
4 main draw meetings
RUS
Age 44
Right-Handed
178 cm / 5'10"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Oct 5, 2011* | Beijing | WTA 1000 | R64 | Hard | Klara Koukalova | 6-3 6-7(3) 6-1 | Nadia Petrova | Match data |
| Sep 25, 2010* | Seoul | WTA 250 | SF | Hard | Klara Koukalova | 5-4 (ret.) | Nadia Petrova | Match data |
| Aug 12, 2005* | Los Angeles | WTA 500 | R16 | Hard | Nadia Petrova | 6-2 6-4 | Klara Koukalova | Match data |
| May 5, 2005* | Berlin | WTA 1000 | R32 | Clay | Nadia Petrova | 7-5 6-4 | Klara Koukalova | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Klara Koukalova | #566 | #20 | 1,860 | 1,807 | 275 | 285 | 49.1% | 0 | 0 | 0 | 0 | 3 | 3 |
| Nadia Petrova | #578 | #3 | 3,882 | 2,077 | 441 | 276 | 61.5% | 0 | 3 | 1 | 7 | 2 | 13 |
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 | Klara Koukalova | Nadia Petrova | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | — | — | — | — | — | — | — | 1998 | 2–2 | 50.0% | #145 | 1,536 | 0 | 0 |
| 17 | — | — | — | — | — | — | — | 1999 | 3–5 | 37.5% | #93 | 1,568 | 0 | 0 |
| 18 | — | — | — | — | — | — | — | 2000 | 12–15 | 44.4% | #60 | 1,624 | 0 | 0 |
| 19 | 2001 | 5–4 | 55.6% | #139 | 1,519 | 0 | 0 | 2001 | 20–21 | 48.8% | #39 | 1,682 | 0 | 0 |
| 20 | 2002 | 4–5 | 44.4% | #117 | 1,527 | 0 | 0 | 2002 | 7–5 | 58.3% | #112 | 1,758 | 0 | 0 |
| 21 | 2003 | 14–19 | 42.4% | #63 | 1,537 | 0 | 0 | 2003 | 36–20 | 64.3% | #12 | 1,924 | 0 | 0 |
| 22 | 2004 | 26–22 | 54.2% | #46 | 1,648 | 0 | 0 | 2004 | 39–24 | 61.9% | #12 | 1,880 | 0 | 0 |
| 23 | 2005 | 32–19 | 62.7% | #35 | 1,770 | 0 | 2 | 2005 | 56–25 | 69.1% | #9 | 1,945 | 0 | 1 |
| 24 | 2006 | 10–22 | 31.2% | #117 | 1,548 | 0 | 2 | 2006 | 48–19 | 71.6% | #6 | 1,990 | 0 | 6 |
| 25 | 2007 | 12–12 | 50.0% | #63 | 1,579 | 0 | 2 | 2007 | 37–18 | 67.3% | #14 | 1,931 | 0 | 7 |
| 26 | 2008 | 21–21 | 50.0% | #72 | 1,590 | 0 | 2 | 2008 | 47–24 | 66.2% | #11 | 1,923 | 0 | 9 |
| 27 | 2009 | 8–17 | 32.0% | #90 | 1,537 | 0 | 2 | 2009 | 30–21 | 58.8% | #20 | 1,821 | 0 | 9 |
| 28 | 2010 | 20–20 | 50.0% | #41 | 1,656 | 0 | 2 | 2010 | 32–20 | 61.5% | #15 | 1,828 | 0 | 9 |
| 29 | 2011 | 29–25 | 53.7% | #41 | 1,712 | 0 | 2 | 2011 | 25–21 | 54.3% | #29 | 1,781 | 0 | 10 |
| 30 | 2012 | 24–21 | 53.3% | #28 | 1,729 | 0 | 2 | 2012 | 37–18 | 67.3% | #12 | 1,917 | 0 | 13 |
| 31 | 2013 | 27–25 | 51.9% | #35 | 1,679 | 0 | 2 | 2013 | 9–13 | 40.9% | #104 | 1,718 | 0 | 13 |
| 32 | 2014 | 29–27 | 51.8% | #40 | 1,611 | 0 | 3 | 2014 | 1–5 | 16.7% | #362 | 1,648 | 0 | 13 |
| 33 | 2015 | 14–22 | 38.9% | #99 | 1,572 | 0 | 3 | — | — | — | — | — | — | — |
| 34 | 2016 | 0–4 | 0.0% | #400 | 1,499 | 0 | 3 | — | — | — | — | — | — | — |