Stefan Seifert v Daniel De Jonge
The market
Percentages are the implied chance of winning with the bookmaker's margin removed.
Head to head
| Date | Event | Match | Score |
|---|---|---|---|
| 2026-09-25 | M15 Forbach | S. SeifertvD. De Jonge | 2 - 0 |
This season & this event
Ranking points fall off a year after they are earned, so a player who went deep here last year must match it or drop in the rankings. That shapes effort in a way the price does not always show.
The players

Ranking, record and surface splits are for the most recent season on file. Height, weight and handedness are not published by our data provider.
S. Seifert — last 10
With the pre-match price we recorded at the time.
| Date | Event | Surface | Opponent | Score | Their price | Market | Result |
|---|---|---|---|---|---|---|---|
| 2026-09-26 | M15 Forbach | Grass | N. Boutleux | 0 - 2 | 1.13 | 80% | WON |
| 2026-09-25 | M15 Forbach | Grass | D. De Jonge | 2 - 0 | 2.29 | 58% | WON |
| 2026-09-24 | M15 Forbach | Grass | M. Covato | 0 - 2 | 1.11 | 86% | WON |
| 2026-09-23 | M15 Forbach | Grass | A. Garcian | 0 - 2 | 1.68 | 57% | WON |
| 2026-09-10 | M25 Plaisir + H (France) | Hard | T. Martin | 2 - 0 | 1.45 | 66% | LOST |
| 2026-09-09 | M25 Plaisir + H (France) | Hard | A. Walch | 2 - 1 | 1.40 | 66% | WON |
| 2026-09-02 | M25+H Bagneres-de-Bigorre | Hard | K. De Schepper | 2 - 0 | 2.40 | 60% | LOST |
| 2026-08-21 | M15 Bastad | Clay | L. Borg | 2 - 1 | 3.31 | 71% | LOST |
| 2026-08-20 | M15 Bastad | Clay | L. Larue | 0 - 2 | — | — | WON |
| 2026-08-18 | M15 Bastad | Clay | N. Slavic | 2 - 0 | 2.44 | 61% | WON |
D. De Jonge — last 10
With the pre-match price we recorded at the time.
| Date | Event | Surface | Opponent | Score | Their price | Market | Result |
|---|---|---|---|---|---|---|---|
| 2026-09-25 | M15 Forbach | Grass | S. Seifert | 2 - 0 | 1.64 | 58% | LOST |
| 2026-09-24 | M15 Forbach | Grass | M. Hoffmann | 0 - 2 | 1.09 | 88% | WON |
| 2026-09-23 | M15 Forbach | Grass | N. Thurner | 0 - 2 | 1.10 | 87% | WON |
| 2026-09-14 | Rennes | Hard (Indoor) | D. Masur | 2 - 1 | 3.34 | 72% | LOST |
| 2026-09-13 | Rennes | Hard (Indoor) | L. Sanchez | 0 - 2 | 1.18 | 81% | WON |
| 2026-09-09 | M25 Plaisir + H (France) | Hard | A. Freire Da Silva | 0 - 2 | 1.32 | 72% | LOST |
| 2026-08-15 | M15 Warsaw (Poland) | Hard | R. Strombachs | 2 - 0 | 2.18 | 56% | LOST |
| 2026-08-14 | M15 Warsaw (Poland) | Hard | F. Moroni | 2 - 0 | 1.85 | 50% | WON |
| 2026-08-13 | M15 Warsaw (Poland) | Hard | P. Juszczak | 2 - 0 | 1.23 | 78% | WON |
| 2026-08-12 | M15 Warsaw (Poland) | Hard | B. Fitzpatrick | 2 - 0 | 1.03 | 94% | WON |
Common questions
Who is favourite, Stefan Seifert or Daniel De Jonge?
Daniel De Jonge is favourite at 1.64, which is a 58% chance once the bookmaker's margin is removed.
What are the odds for Stefan Seifert vs Daniel De Jonge?
Stefan Seifert is 2.29 and Daniel De Jonge is 1.64, the prices we recorded for the M15 Forbach match.
What is the head-to-head between Stefan Seifert and Daniel De Jonge?
They have met 1 time and Stefan Seifert leads 1-0.