Pre-Match Tennis Predictions

2026-04-28 11:00 GMT Jan Jermar - Garrett Johns !selection! to win match 02h44m Ostrava Challenger ATP Challenger
Last update: 2026-04-27 18:51:19 UTC

Trusted by Professional Bettors

MatchSignal has been serving professional tennis bettors since 2014. Our football models use the same Machine Learning methodology.

I'm skeptical about most betting services, but the fact you have the backtest for absolutely everything, how could I not try it out, wish I started sooner. Sitting at about $100-$110k profit before subscription fees. Thanks for an absolutely fantastic year.


Australia
MW Expert

I'm positive about 73,000 since the new model came out. The new model is great. It's like 25k a month betting 700/match.


United States
MW Pro

Match Signal in general is the best paid tennis service that I used. MW Expert has shown steady profit with much better drawdown. Highly recommended!


Italy
MW Expert

I have been using MW Expert for 5 months and I can surely say the model is the best you have ever built.


Brazil
MW Expert

I'm very familiar with MW Pro Model. I have been using it successfully for several months, and I'm really happy with it. Congrats guys, you've been doing such a great job.


Brazil
MW Pro

MatchSignal is perfect for sports trading and betting on a professional level. The three best things are backtest, precision and live support. MatchSignal improves its service all the time.


Germany
MW Core

Jan Jermar - Garrett Johns Statistics

Jan Jermar

Ranking: Over 900

Born: 2000-04-12

Age:

Country: CZE

Garrett Johns

Ranking: 368

Born: 2000-12-17

Age:

Country: USA

Jan Jermar vs Garrett Johns - Head to Head

Date Competition Surface Round Winner Result

Jan Jermar - Last Matches

Round Opponent Result
2026-03-23 - Split Challenger Clay Q1 Stefan Popovic 6-2 6-4
2026-03-02 - Hersonissos 1 Challenger Hard Q1 Luca Potenza 6-3 6-4
2026-02-16 - M25 Trento Indoor Hard R1 Francesco Forti 6-2 6-2
2026-02-16 - M25 Trento Indoor Hard Q Nicolas Parizzia 6-4 6-2
2026-02-16 - M25 Trento Indoor Hard Q1 Denis Constantin Spiridon 6-4 6-4
2026-01-26 - M25 Nussloch Carpet Q2 Dominik Recek 6-3 6-1
2026-01-26 - M25 Nussloch Carpet Q1 Lars Aregger 6-1 6-2
2025-11-24 - Athens Challenger Hard Q1 Charlie Robertson 6-7(7) 6-1 6-3
2025-11-03 - M25 Monastir Hard R1 Maxence Beauge 7-5 1-6 6-3
2025-11-03 - M25 Monastir Hard Q Pablo Trochu 2-6 7-6(7) 10-1
2025-11-03 - M25 Monastir Hard Q2 Mason Dace 7-5 6-2
2025-09-08 - Targu Mures 1 Challenger Clay Q Radu Mihai Papoe 6-4 6-0
2025-09-08 - Targu Mures 1 Challenger Clay Q1 Cezar Stefan Bentzel 6-4 7-6(7)
2025-09-01 - Tulln Challenger Clay Q1 Jozef Kovalik 6-4 6-2
2025-08-25 - Porto 2 Challenger Clay Q1 Maxwell Mckennon 6-4 7-5
2025-07-28 - Liberec Challenger Clay Q1 Arthur Reymond 6-4 1-6 6-2
2025-06-09 - Bratislava 1 Challenger Clay Q1 Adrian Boitan 6-1 3-6 7-5
2025-04-28 - Ostrava Challenger Clay R1 Daniel Evans 6-0 6-2
2025-04-14 - M15 Antalya Clay Q1 Stefan Adrian Andreescu 6-3 6-1
2025-03-24 - M25 Saint-Dizier Indoor Hard R1 Dan Added 6-2 6-2

Garrett Johns - Last Matches

Round Opponent Result
2026-04-27 - Ostrava Challenger Clay Q Dominik Recek 6-4 6-7(4) 6-2
2026-04-27 - Ostrava Challenger Clay Q1 Pawel Juszczak 6-1 6-2
2026-04-20 - Savannah Challenger Clay Q1 Andrew Johnson 7-6(4) 6-4
2026-04-13 - Tallahassee Challenger Clay R2 Hynek Barton 6-4 6-4
2026-04-13 - Tallahassee Challenger Clay R1 Colton Smith 7-6(6) 6-1
2026-04-13 - Tallahassee Challenger Clay Q Daniel Dutra Da Silva 7-6(4) 2-6 7-6(5)
2026-04-13 - Tallahassee Challenger Clay Q1 Ronald Hohmann 6-2 6-4
2026-04-06 - Sarasota Challenger Clay R2 Daniel Dutra Da Silva 6-4 6-3
2026-04-06 - Sarasota Challenger Clay R1 Daniel Elahi Galan 6-2 7-6(2)
2026-04-06 - Sarasota Challenger Clay Q Ryan Colby 5-1 ret.
2026-04-06 - Sarasota Challenger Clay Q1 Ronald Hohmann 6-7(3) 6-2 6-4
2026-03-23 - Bucaramanga Challenger Clay R2 Lorenzo Joaquin Rodriguez 6-2 6-1
2026-03-23 - Bucaramanga Challenger Clay R1 Valerio Aboian 6-2 5-7 6-4
2026-03-09 - Kigali 2 Challenger Clay R1 Alexander Donski 7-6(4) 7-6(9)
2026-03-02 - Kigali 1 Challenger Clay R1 Marco Trungelliti 6-4 4-6 6-4
2026-02-09 - Baton Rouge Challenger Indoor Hard R1 Christian Langmo 7-5 6-3
2026-02-02 - Cleveland Challenger Indoor Hard R1 Tristan Boyer 6-4 6-4
2026-01-26 - San Diego Challenger Hard R2 Patrick Kypson 7-6(4) 6-2
2026-01-26 - San Diego Challenger Hard R1 Karl Poling 6-2 7-6(5)
2026-01-12 - M25 Monastir Hard QF Lukas Pokorny 3-6 6-3 6-4

Aix En Provence Challenger

Herbert Tiffon Predictions

Jiujiang Challenger

Smith Matsuoka Predictions

Mauthausen Challenger

Brunold Barrena Predictions

Aix En Provence Challenger

Wawrinka Ofner Predictions

Shymkent 2 Challenger

Dhamne Brouwer Predictions

Aix En Provence Challenger

Shevchenko Added Predictions

Shymkent 2 Challenger

Gulin Nedic Predictions

Mauthausen Challenger

Safiullin Cretu Predictions

Mauthausen Challenger

Guerrieri Faria Predictions

Abidjan 2 Challenger

Geerts Xilas Predictions

Jermar vs Johns Predictions - Tennis Betting Tips and Picks for Today - H2H, Statistics Predictions page help: the table above shows today’s and upcoming tennis matches, as well as daily tennis betting tips for them. The most important column is Probability: it shows the probability of the tennis picks: the higher the probability the bigger the chance that the given tennis prediction will be successful. If you need more information understanding the tennis predictions, please go to the home page where you can find more details on betting tips. Also, take a look at the tennis predictions model backtest to see how the model performs with historical data.

Details of the tennis tips for Jan Jermar - Garrett Johns:

  • Date: the date the tennis match starts ("In Progress" if already started)
  • Match: the match being played between Jan Jermar and Garrett Johns at the tournament Ostrava ATP Challenger
  • Prediction: the market and the predicted selection for the market.
  • Odds: the pre-match odds for the predicted selection e.g. the predicted match winner for the match winner market or the if there will be more or less total games for total games over/under predictions.
  • Expected Value (EV): the yield expected when placing a significant number of similar tips (tips with the same expected value). The higher the expected value the better the tip is.
  • Probability: the probability of the selection to come true e.g. for the match winner market, the probability is the predicted probability that the selected tennis player will win the match between Jan Jermar and Garrett Johns, for the set handicap market, it’s the predicted probability of the selected player winning with the selection handicap.
  • Available For: how long the tennis tip is available in hours and minutes
  • Competition: the tournament the match is played e.g. Australian Open, Wimbledon, U.S. Open or Roland Garros, in this case Ostrava ATP Challenger
  • Level: the level or circuit (ATP, WTA, ATP Challenger, ITF Men, ITF Women 25k+ or ITF Women 15k)

Statistics for Jan Jermar and Garrett Johns contains basic stats including the player’s date of birth, age, nationality and current rankings.

The H2H sections shows Jan Jermar vs Garrett Johns Head 2 Head matches. All matches for Head-To-Head Jan Jermar vs Garrett Johns are listed with the date, location and the winner of the match.

Last matches for Jan Jermar and last matches for Garrett Johns are shown below that. The last 20 matches played by both Jan Jermar and Garrett Johns are shown, with tournament, surface, opponent and the outcome of the match (if the given player won or lost).