H2H data updated: 2026-07-19 14:15 UTC
Karin Knapp vs Frederica Piedade H2H: 1-0
Karin Knapp holds a 1–0 lead over Frederica Piedade in their WTA head-to-head. Across 1 main-draw meeting, Karin Knapp leads 1–0 on clay. Most recently, Karin Knapp won the 2008 Estoril third round 6-3 6-0.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
ITA
Age 39
Right-Handed
180 cm / 5'11"
H2H
1
–
0
1 main draw meetings
POR
Age 44
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Apr 17, 2008* | Estoril | WTA 250 | R32 | Clay | Karin Knapp | 6-3 6-0 | Frederica Piedade | 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 |
| Frederica Piedade | #912 | #142 | 298 | 1,500 | 0 | 8 | 0.0% | 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 | Frederica Piedade | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 19 | 2006 | 3–4 | 42.9% | #122 | 1,513 | 0 | 0 | 2001 | 0–1 | 0.0% | #595 | 1,495 | 0 | 0 |
| 20 | 2007 | 14–14 | 50.0% | #50 | 1,587 | 0 | 0 | 2002 | 0–1 | 0.0% | #371 | 1,479 | 0 | 0 |
| 21 | 2008 | 11–14 | 44.0% | #80 | 1,601 | 0 | 0 | 2003 | 0–1 | 0.0% | #294 | 1,470 | 0 | 0 |
| 22 | 2009 | 3–6 | 33.3% | #205 | 1,554 | 0 | 0 | — | — | — | — | — | — | — |
| 23 | — | — | — | — | — | — | — | 2005 | 0–1 | 0.0% | #173 | 1,461 | 0 | 0 |
| 24 | 2011 | 0–3 | 0.0% | #164 | 1,529 | 0 | 0 | 2006 | 0–1 | 0.0% | #254 | 1,450 | 0 | 0 |
| 25 | 2012 | 7–7 | 50.0% | #120 | 1,561 | 0 | 0 | 2007 | 0–1 | 0.0% | #301 | 1,438 | 0 | 0 |
| 26 | 2013 | 20–15 | 57.1% | #41 | 1,681 | 0 | 0 | 2008 | 0–1 | 0.0% | #206 | 1,429 | 0 | 0 |
| 27 | 2014 | 18–24 | 42.9% | #54 | 1,646 | 0 | 1 | 2009 | 0–1 | 0.0% | #239 | 1,416 | 0 | 0 |
| 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 | — | — | — | — | — | — | — |