Alex Knaff vs Charlie RobertsonPrediction, Head-to-Head Results, and Stats
Alex Knaff and Charlie Robertson have met 1 time since 2025; Charlie Robertson leads 1–0. Across all meetings Knaff has taken 0 sets to Robertson's 2. Their most recent meeting: Charlie Robertson won at Athens (2025).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Knaff | Robertson | ||
|---|---|---|---|---|
| Indicator | Alex Knaff | Charlie Robertson | ||
| Wins in straight sets | 58% | 15/26 | 64% | 9/14 |
| Wins a set when losing | 47% | 8/17 | 46% | 6/13 |
| Goes to a deciding set | 44% | 19/43 | 41% | 11/27 |
| Covers −1.5 sets as favorite | 45% | 9/20 | 50% | 7/14 |
| Covers +1.5 sets as underdog | 71% | 15/21 | 62% | 8/13 |
| Tiebreak sets won | 57% | 8/14 | 36% | 4/11 |
| Wins after taking set 1 | 90% | 19/21 | 71% | 10/14 |
| Wins 2-0 after taking set 1 | 71% | 15/21 | 64% | 9/14 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 1 of 1 completed meetings ended in straight sets (Knaff 0, Robertson 1).
Style Matchup
Playing styles and historical archetype record
Knaff
🏹 Frontrunner
Robertson
🪃 Counterpuncher
Matchup analysis
🏹 Frontrunner vs 🪃 Counterpuncher is historically tight (52% vs 48%, 1,152 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Nov 24, 2025
Athens
H Hard · 2nd Round Qualifying
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Knaff | Robertson | ||
|---|---|---|---|---|
| Outcome | Alex Knaff | Charlie Robertson | ||
| 1 or more | 100% | 6/6 | 67% | 4/6 |
| 3 or more | 83% | 5/6 | 17% | 1/6 |
| 5 or more | 17% | 1/6 | 17% | 1/6 |
| 10 or more | 0% | 0/6 | 0% | 0/6 |
| 15 or more | 0% | 0/6 | 0% | 0/6 |
| 20 or more | 0% | 0/6 | 0% | 0/6 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Knaff | Robertson |
|---|---|---|
| W-L | 2–4 | 2–4 |
| Avg odds | 3.12 | 1.65 |
| ROI % | -38.5% | -44.7% |
| Units P/L | -2.31u | -2.68u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Recent Form
Last five matches per player
Zsombor Piros
Davis Cup, Group I, 1R, LUX-HUN 0-4 · Rubber 2
Sep 18
Karl Friberg
M25 Plaisir · 1st Round
Sep 8
Raphael Perot
M25+H Bagneres-de-Bigorre · Semifinals
Sep 5
Fares Zakaria
M25+H Bagneres-de-Bigorre · Quarterfinals
Sep 4
Guillaume Dalmasso
M25+H Bagneres-de-Bigorre · 2nd Round
Sep 3
Juan Carlos Manuel Aguilar
M25+H Bagneres-de-Bigorre · 1st Round
Sep 1
Conor Gannon
M15 Rognac · 1st Round
Jul 21
Millen Hurrion
M25 Nottingham · 2nd Round
May 7
Hoyoung Roh
M15 Fayetteville · 2nd Round
Oct 1
Aleksa Pisaric
M15 Fayetteville · 1st Round
Sep 30
Mark Ceban
M25 Roehampton · 1st Round
Aug 4
Hugo Coquelin
M25 Aldershot · 2nd Round
Jul 30
Hugo Coquelin
M25 Aldershot · 2nd Round
Jul 30
Alex Rybakov
M25 Aldershot · 1st Round
Jul 28
Zsombor Velcz
M25 Hillcrest · Quarterfinals
Jul 17
Kriish Tyagi
M25 Hillcrest · 2nd Round
Jul 16
Win rate
Matches, sets and games won · Last 12 months · 27–43 matches
| Metric | Knaff | Robertson |
|---|---|---|
| Matches won | 60% | 52% |
| Sets won | 57% | 52% |
| Games won | 52% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Knaff | Robertson |
|---|---|---|
| ATP Challenger Tour | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Knaff | Robertson |
|---|---|---|
| Hard | 0 | 1 |
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