Frances Tiafoe def. Daniel Altmaier
6-1 6-3
Frances Tiafoe defeated Daniel Altmaier 6-1 6-3 in the 2026 Halle Open semifinal on grass courts on June 20, 2026.
Match Information
Match Statistics
| Stat | Frances Tiafoe | Daniel Altmaier |
|---|---|---|
| Serving | ||
AcesServes that land in and are not touched by the returner. | 3 | 5 |
Double faultsService points lost by missing both first and second serve. | 1 | 3 |
First serve %Percentage of service points where the first serve landed in. | 65.0% | 59.0% |
First serve points won %Percentage of points won after making a first serve. | 74.0% | 67.0% |
Second serve points won %Percentage of second-serve points won, including points lost through double faults. | 67.0% | 43.0% |
Break points saved %Percentage of break points won by the server. | 100.0% | 0.0% |
Service points won %Percentage of all points won while serving. | 71.0% | 57.0% |
| Returning | ||
Break points converted %Percentage of break-point chances won by the returner. | 100.0% | 0.0% |
Return points won %Percentage of all points won while returning. | 43.0% | 29.0% |
| Overall | ||
Total points won %Percentage of all completed points won. | 57.0% | 43.0% |
Match Serve+This match’s service points won percentage minus the tour’s season average, in percentage points. Zero is average; +5 means five points above average. Match-weighted available stats; no opponent adjustment. | +6.6 | -7.4 |
Match Return+This match’s return points won percentage minus the tour’s season average, in percentage points. Zero is average; +5 means five points above average. Match-weighted available stats; no opponent adjustment. | +7.3 | -6.7 |
* Match Serve+ and Match Return+ compare this match with the ATP 2026 average from available match stats. Zero is average; +5 means five percentage points above average. No opponent adjustment.
Win Probability
How the market's view of each player's chances changed through the match.
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Player Comparison
| Field | Frances Tiafoe | Daniel Altmaier |
|---|---|---|
| Country | USA | GER |
| Birth date | Jan 20, 1998 | Sep 12, 1998 |
| Age | 28 | 27 |
| Height | 188 cm | 188 cm |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | Two-Handed Backhand | One-Handed Backhand |
| Ranking (entering) | 26 | 81 |
| Ranking points (entering) | 1,730 | 740 |
| Elo (entering) | 1,930 | 1,743 |
| Current career W-L | 266–216 | 80–133 |
| Current career earnings | $20,154,773 | $5,777,276 |
Path
Frances Tiafoe's path
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Felix Auger-Aliassime | 3-6 6-3 7-6(12) | W | H2H | Match data | Jun 19, 2026 | QF |
| Sho Shimabukuro | 6-4 7-5 | W | H2H | Match data | Jun 17, 2026 | R16 |
| Flavio Cobolli | 6-2 7-6(4) | W | H2H | Match data | Jun 15, 2026 | R32 |
Frances Tiafoe's next match
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Taylor Fritz | 6-4 6-4 | W | H2H | Match data | Jun 21, 2026 | F |
Daniel Altmaier's path
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Daniil Medvedev | 6-4 6-7(6) 6-4 | W | H2H | Match data | Jun 19, 2026 | QF |
| Hubert Hurkacz | 3-6 6-3 7-5 | W | H2H | Match data | Jun 17, 2026 | R16 |
| Nikoloz Basilashvili | 7-5 6-4 | W | H2H | Match data | Jun 15, 2026 | R32 |