Quinn Vandecasteele vs Justin Boulais Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
Published on 20 Oct at 08:33 PM UTC
HEAD TO HEAD
Q. Vandecasteele vs J. Boulais

USA
1
Win
Played
2
Win

CAN
1
Win
Played
2
Win
Head-to-head: Vandecasteele 1 - 2 Boulais
They have played 7 sets in total, with Quinn Vandecasteele winning 3 and Justin Boulais winning 4. The last match between Justin Boulais and Quinn Vandecasteele was at the Sioux Falls Challenger, 20-10-2025, Round: Q3, Surface: I.hard, with Justin Boulais getting the victory 6-4 7-5.
| Players | Head To Head Match Wins |
|---|---|
| Vandecasteele | 1 |
| Boulais | 2 |
Last 3 H2H Matches:
(Q3) Sioux Falls Challenger(10-20-25)
(Q1) Sumter Challenger(08-11-25)
(QF) M25 Quinta do Lago(03-09-25)
Q. Vandecasteele vs J. Boulais H2H Profile
| Stats | ||
|---|---|---|
| $0 | Career Prize Money | $0 |
| 53.18% (92-81) | Career Total W/L | 49.72% (90-91) |
| 1 | Hard | 1 |
| 0 | Indoor | 1 |
| 1 | Titles | 2 |
| 1 | Total H2H Matches | 2 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
Q. Vandecasteele vs J. Boulais Match Preview:
- In recent form, Quinn Vandecasteele displays stronger second serve performance, winning 46.50% of points compared to Justin Boulais at 42.01%. Could this give Vandecasteele an edge?
- Justin Boulais shows slightly better return game statistics on opponents' second serves, winning 46.59% compared to Vandecasteele's 45.91%. How might this impact the match outcome?
- When it comes to first serve returns, Vandecasteele edges out slightly with 26.82%, outdoing Boulais who has 26.11%.
- Under pressure, Vandecasteele has a higher breakpoint save percentage at 60.27%, surpassing Boulais’s 56.23%.
- Overall match performance in the last year leans in favor of Justin Boulais who has a 61.29% win rate, compared to Vandecasteele's 51.61%.
- Surface preferences show Vandecasteele excels on grass, while Boulais favors hard courts.
- In terms of player level, Boulais has a stronger record at the Futures/Satellites/ITF tournaments, with a 68.18% win rate, compared to Vandecasteele’s 52.50%.
- Their head-to-head record is evenly matched with each player having one victory. Quinn, however, leads with more sets won overall.
- Vandecasteele's last victory over Boulais was on a hard surface, similar to Boulais's preferred playing ground.
- Boulais has faced higher average-ranked opponents, potentially contributing to more developed competitive edge.
- In deciding sets, Boulais significantly outperforms Vandecasteele, winning 57% compared to 25%.
Editorial Prediction (October 20, 2025, UTC):
As we assess the upcoming tennis match between Quinn Vandecasteele and Justin Boulais, there are several crucial factors to consider.
Vandecasteele demonstrates a slight advantage in second serve performance and breakpoint saves, potentially giving him a slight edge when under pressure. However, Boulais's superior win rate over the past year and stronger performance in return games and higher-ranked opponent matchups paint a picture of a player in solid form.
Given Boulais's ability to win deciding sets and tackle challenging opponents more effectively, the prediction tilts in his favor.
Overall, based on current statistics and trends, Justin Boulais is the most likely to emerge victorious in this encounter.
Quinn Vandecasteele vs Justin Boulais Editorial Preview By TennisTipster88.
Q. Vandecasteele vs J. Boulais H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 2 |
| 3 | Sets Won | 4 |
| 38 | Games Won | 45 |
| 11 | Aces (Total) | 3 |
| 10 | Total Double Faults | 9 |
| 1:43:2 | Average Match Time | 1:43:2 |
| 50% (106/214) | 1st Serve % | 64% (130/203) |
| 62% (66/106) | 1st Serve Win % | 65% (84/130) |
| 49% (53/108) | 2nd Serve Win % | 47% (34/73) |
| 73% (8/11) | Break Pts Won % | 46% (11/24) |
| 42% (85/203) | Return Points Win % | 44% (95/214) |
| 33% (1/3) | Best‑of‑3 Win % | 67% (2/3) |
| 0% (0/1) | Deciding Set Win % | 100% (1/1) |
| 100% (1/1) | 1st Set Won, Won Match | 100% (2/2) |
| 0% (0/1) | 1st Set Won, Lost Match | 0% (0/2) |
| 0% (0/2) | 1st Set Lost, Won Match | 0% (0/1) |
Recent Performance Stats
Q. Vandecasteele Recent Matches Played
J. Boulais Recent Matches Played

Q. Vandecasteele vs J. Boulais Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 53.18% (92/81) | YTD Win/Loss | 49.72% (90/91) |
| 52.88% (211/188) | Sets Win/Loss | 50.97% (211/203) |
| 51.73% (1984/1851) | Games Win/Loss | 50.44% (1994/1959) |
| 57.04% (77/58) | Hard Win/Loss | 54.37% (56/47) |
| 30.00% (3/7) | Clay Win/Loss | 31.58% (6/13) |
| 40.00% (10/15) | Indoor Hard W/L | 47.46% (28/31) |
| 66.67% (2/1) | Grass Win/Loss | 0% (0/0) |
| 0.37 | Aces Per Game | 0.23 |
| 688 | Aces Total | 442 |
| 0.29 | Double Faults Per Game | 0.27 |
| 539 | Total Double Faults | 524 |
| 1:22:13 | Average Match Time | 1st Match |
| 380.57 | Average Opponent Rank | 458.01 |
| 53% (5142/9622) | 1st Serve % | 65% (6779/10500) |
| 69% (3528/5142) | 1st Serve Win % | 67% (4548/6779) |
| 47% (2119/4492) | 2nd Serve Win % | 49% (1840/3721) |
| 43% (446/1047) | Break Points Won % (Total) | 39% (393/1020) |
| 42% (3988/9456) | Return Points Win % | 39% (4140/10620) |
| 0.00% (0/1) | Slam W/L | 0% (0/0) |
| 0% (0/0) | Masters W/L | 0.00% (0/2) |
| 43.86% (25/32) | Challenger W/L | 38.81% (26/41) |
| 58.26% (67/48) | Futures W/L | 57.14% (64/48) |
| 51% (86/167) | Best of 3 Sets Win % | 50% (90/180) |
| 100% (1/1) | Best of 5 Sets Win % | 0% (0/0) |
| 53% (20/38) | Tiebreaks Win % (Total) | 50% (27/54) |
| 44% (25/57) | Deciding Set Win % | 43% (23/54) |
| 83% (95/79) | 1st Set Won, Won Match | 79% (97/77) |
| 17% (95/16) | 1st Set Won, Lost Match | 21% (97/20) |
| 15% (78/12) | 1st Set Lost, Won Match | 16% (83/13) |