H2H data updated: 2026-07-19 08:25 UTC
Karin Knapp vs Nathalie Vierin H2H: 1-0
Karin Knapp holds a 1–0 lead over Nathalie Vierin in their WTA head-to-head. Across 1 main-draw meeting, Karin Knapp leads 1–0 on clay. Most recently, Karin Knapp won the 2006 Palermo third round 7-6(2) 6-7(4) 6-1.
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ITA
Age 39
Right-Handed
180 cm / 5'11"
H2H
1
–
0
1 main draw meetings
ITA
Age 43
Right-Handed
170 cm / 5'7"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Jul 20, 2006* | Palermo | WTA 250 | R32 | Clay | Karin Knapp | 7-6(2) 6-7(4) 6-1 | Nathalie Vierin | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Karin Knapp | #971 | #33 | 1,420 | 1,712 | 103 | 117 | 46.8% | 0 | 0 | 0 | 0 | 2 | 2 |
| Nathalie Vierin | #1,035 | #103 | 283 | 1,506 | 9 | 20 | 31.0% | 0 | 0 | 0 | 0 | 0 | 0 |
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 | Karin Knapp | Nathalie Vierin | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 18 | — | — | — | — | — | — | — | 2001 | 0–2 | 0.0% | #172 | 1,473 | 0 | 0 |
| 19 | 2006 | 3–4 | 42.9% | #122 | 1,513 | 0 | 0 | 2002 | 0–1 | 0.0% | #167 | 1,457 | 0 | 0 |
| 20 | 2007 | 14–14 | 50.0% | #50 | 1,587 | 0 | 0 | — | — | — | — | — | — | — |
| 21 | 2008 | 11–14 | 44.0% | #80 | 1,601 | 0 | 0 | — | — | — | — | — | — | — |
| 22 | 2009 | 3–6 | 33.3% | #205 | 1,554 | 0 | 0 | 2005 | 2–2 | 50.0% | #135 | 1,476 | 0 | 0 |
| 23 | — | — | — | — | — | — | — | 2006 | 2–8 | 20.0% | #177 | 1,428 | 0 | 0 |
| 24 | 2011 | 0–3 | 0.0% | #164 | 1,529 | 0 | 0 | 2007 | 4–3 | 57.1% | #176 | 1,475 | 0 | 0 |
| 25 | 2012 | 7–7 | 50.0% | #120 | 1,561 | 0 | 0 | 2008 | 1–1 | 50.0% | #279 | 1,486 | 0 | 0 |
| 26 | 2013 | 20–15 | 57.1% | #41 | 1,681 | 0 | 0 | 2009 | 0–3 | 0.0% | #241 | 1,457 | 0 | 0 |
| 27 | 2014 | 18–24 | 42.9% | #54 | 1,646 | 0 | 1 | — | — | — | — | — | — | — |
| 28 | 2015 | 22–20 | 52.4% | #51 | 1,705 | 0 | 2 | — | — | — | — | — | — | — |
| 29 | 2016 | 5–9 | 35.7% | #147 | 1,648 | 0 | 2 | — | — | — | — | — | — | — |
| 30 | 2017 | 0–1 | 0.0% | #966 | 1,628 | 0 | 2 | — | — | — | — | — | — | — |