WTA · Head-to-Head Rivalry

🇵🇱 Iga Swiatek
#9 · Age 25 · Elo 2108
vs
🇺🇸 Jessica Pegula
#4 · Age 32 · Elo 2144
7
6

Meetings

13

Series

7–6

Iga Swiatek first

Last Meeting

Aug 22, 2026

Avg Game Margin

6.3

winner's games minus loser's

Iga Swiatek · 76 · Jessica Pegula
20192026

Record by Surface

Hard
5–5
Clay
2–0
Grass
0–1

Iga Swiatek in green, Jessica Pegula in blue.

Series shown from Iga Swiatek's perspective.

Every Iga Swiatek vs Jessica Pegula Meeting

DateTournamentSurfaceWinnerScore
Aug 22, 2026CincinnatiSHardJessica Pegula7-5 4-6 6-4
May 5, 2026RomeQuarterfinalClayIga Swiatek6-1 6-2
Jun 22, 2025Bad HomburgFinalGrassJessica Pegula6-4 7-5
Aug 26, 2024Us OpenQuarterfinalHardJessica Pegula6-2 6-4
Oct 30, 2023Cancun FinalsFinalHardIga Swiatek6-1 6-0
Aug 7, 2023MontrealSemifinalHardJessica Pegula6-2 6-7(4) 6-4
Feb 13, 2023DohaFinalHardIga Swiatek6-3 6-0
Jan 2, 2023United CupSemifinalHardJessica Pegula6-2 6-2
Oct 10, 2022San DiegoSemifinalHardIga Swiatek4-6 6-2 6-2
Aug 29, 2022Us OpenQuarterfinalHardIga Swiatek6-3 7-6(4)
May 23, 2022Roland GarrosQuarterfinalClayIga Swiatek6-3 6-2
Mar 21, 2022MiamiSemifinalHardIga Swiatek6-2 7-5
Jul 29, 2019WashingtonR16HardJessica Pegula5-7 6-4 6-1

Tour-level meetings back to 1968 where available. Dates reflect the tournament start.

Rating & Ranking

Iga SwiatekJessica Pegula
#9WTA Rank#4
2108Overall Elo2144
2013Hard Elo2065
1876Clay Elo1705
1750Grass Elo1722

breakPoint Elo starts every player at 1500 and weights matches by tournament importance — values are internally consistent but not comparable to other published Elo scales.

Form & Activity

Iga SwiatekJessica Pegula
43–172026 Season47–14
70%63 matchesLast 12 Months75%65 matches
60%Form (last 5)60%
75%Form (30 days)0%
Oct 17, 2026Last MatchOct 14, 2026

Serve & Return

Iga SwiatekJessica Pegula
73%Hold %76%
49%Break %41%
2.8%Ace Rate6.1%
4.6%Double Fault Rate2.4%
62%Serve Pts Won62%
48%Return Pts Won45%

Career rates over each player's tracked matches.

Advanced Stats

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Per-Match Averages

Iga SwiatekJessica Pegula
2.3Avg Aces2.8
2.5Avg Aces Against3.0
4.4Avg Breaks4.1
19.5Avg Games21.7
468Matches453

Career averages per best-of-3 match; aces against are opponent aces conceded, breaks are service breaks won. Each stat covers the matches where it was tracked.