- Born
- 1997-11-26 in Luxembourg, Luxembourg
- Hand
- Right
- Backhand
- 2 Hands
- Height
- 193 cm
- Weight
- 85 kg
- Coach
- Gilles Muller
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Alex Knaff
Alex KnaffAlex Knaff holds a solid career record of 9–7 across 16 matches (56.3%). A winning majority across 16 matches shows consistent ability to get results on Tour.
Recent Form 2026: 1–0 (100.0%). Last 1: W
| Date | Tournament | Srf | Rd | Wrk | Winner | Lrk | Loser | Score |
|---|---|---|---|---|---|---|---|---|
| 2026-02-06 | Davis Cup WG1 PO: LUX vs UKR | Hard | RR | - | 499 | 7-6(2) 6-2 | ||
| 2025-09-12 | Davis Cup WG1 R1: CHI vs LUX | Clay | RR | 134 | 668 | 6-1 6-2 | ||
| 2025-02-01 | Davis Cup WG1 PO: LUX vs LTU | Hard | RR | 718 | 192 | 6-4 3-6 6-2 | ||
| 2024-09-14 | Davis Cup WG2 R1: NZL vs LUX | Hard | RR | 644 | 454 | 6-1 6-7(8) 7-5 | ||
| 2024-09-14 | Davis Cup WG2 R1: NZL vs LUX | Hard | RR | 644 | - | 6-3 6-2 | ||
| 2024-02-02 | Davis Cup WG1 PO: COL vs LUX | Clay | RR | 500 | 593 | 6-4 2-6 6-4 | ||
| 2024-02-02 | Davis Cup WG1 PO: COL vs LUX | Clay | RR | 411 | 500 | 6-2 6-3 | ||
| 2023-09-15 | Davis Cup WG2 R1: SLO vs LUX | Clay | RR | 486 | 616 | SLOBor Artnak | 3-6 7-6(5) 6-2 | |
| 2023-09-15 | Davis Cup WG2 R1: SLO vs LUX | Clay | RR | 457 | SLOBlaz Rola | 486 | 6-4 6-2 | |
| 2023-02-04 | Davis Cup WG2 PO: RSA vs LUX | - | RR | 608 | 687 | 4-6 6-3 6-3 |
