World No. 1190 Jefferson Wendler Filho is 31 and plays right-handed. Still looking for a winning surface: Hard 0-1, Clay 3-7. Too many free points go away on serve: 3.8 double faults a match, and the first delivery wins only 59.8%. Average on return: 38.2% of return points won and 47.8% of break points converted. 101.4% of service games held: breaking this serve is hard.

A difficult stretch: 5 of the last 5 matches lost. Open any of these matches for BananaCore's pick, a predicted scoreline and the serve and return figures behind them. Latest tournament on record: Challenger Curitiba Brazil Qualifying.

Serving and returning

1st serves in

62.5%

Won on 1st serve

60.7%

Won on 2nd serve

28.4%

Aces per match

1.3

Double faults per match

5.1

Break points saved

63.3%

Return games won

76.9%

Points won on return

37.2%

Service points won

158.8%

All points won

71.4%

Career Past 12 months

Titles

Finals

Semi-final runs

Tournaments played

Results by tournament

ITF M15 Ribeirao Preto Men ITF Quarter-Finals ITF M15 Criciuma Men ITF Round of 16 ITF M15 Maringa Men ITF Round of 16

ITF M25 Salvador Men ITF Round of 16

ITF M25 Santa Cruz do Sul Men ITF Round of 16 ITF M15 Belem Men ITF Round of 32 ITF M15 Brasilia Men ITF Round of 32 ITF M15 Leme Men ITF Round of 32

ITF M25 Rio de Janeiro Men ITF Round of 32

Curitiba, Brazil Challenger Qualifying Florianopolis, Brazil Challenger Qualifying Campinas, Brazil Challenger Qualifying Sao Leopoldo, Brazil Men Singles Challenger Qualifying Sao Paulo, Brazil Men Singles Challenger Qualifying

Sorted by best result, not by date

Year by year

2026

2026in progress

0–3

W–L

Matches

—

Tiebreaks

1.3

Aces per match

8.7

Double faults per match

1st serves in 56.9%

Won on 1st serve 63.1%

Won on 2nd serve 32.1%

Break points converted 30%

Break points saved 60.9%

2025

2–2

W–L

Matches

1–0

Tiebreaks

0.8

Aces per match

2.3

Double faults per match

1st serves in 70.3%

Won on 1st serve 59%

Won on 2nd serve 47.1%

Break points converted 39.4%

Break points saved 39.1%

2024

0–1

W–L

Matches

0–1

Tiebreaks

Aces per match

Double faults per match

1st serves in 64.4%

Won on 1st serve 55.3%

Won on 2nd serve 34.6%

Break points converted 25%

Break points saved 75%

Official singles figures for this season, as published by the tour. Don't expect the wins and losses to match our Predictions tab: that record covers only the matches we forecast. A dash marks a figure with no data yet.

Common questions

Which opponent has Jefferson Wendler Filho met most in our records?

Rafael Tosetto, 2 times, with Jefferson Wendler Filho at 0-2 in those matches.