| 26‑Oct‑2009 | Vienna | Hard | F | 35 | 13 | (7)Melzer d. (1)Marin Cilic [CRO] | 6-4 6-3 | | 1.13 | 1.6% | 1.6% | 54.1% | 72.7% | 60.7% | 5/5 | 1:33 |
| 26‑Oct‑2009 | Vienna | Hard | SF | 35 | 46 | (7)Melzer d. Janko Tipsarevic [SRB] | 4-6 7-6(5) 6-4 | | 1.09 | 16.2% | 1.9% | 52.4% | 80.0% | 62.0% | 3/4 | 2:29 |
| 26‑Oct‑2009 | Vienna | Hard | QF | 35 | 14 | (7)Melzer d. (2)Radek Stepanek [CZE] | 6-2 6-2 | | 2.63 | 14.3% | 0.0% | 66.7% | 78.6% | 85.7% | 1/1 | 1:01 |
| 26‑Oct‑2009 | Vienna | Hard | R16 | 35 | 166 | (7)Melzer d. (Q)Dominik Hrbaty [SVK] | 6-4 7-5 | | 1.23 | 7.0% | 5.6% | 69.0% | 77.6% | 50.0% | 5/6 | 1:19 |
| 26‑Oct‑2009 | Vienna | Hard | R32 | 35 | 71 | (7)Melzer d. Marco Chiudinelli [SUI] | 7-6(4) 7-6(10) | | 0.95 | 12.4% | 1.0% | 55.7% | 77.8% | 53.5% | 3/4 | 2:07 |
| 11‑Oct‑2009 | Shanghai Masters | Hard | R16 | 43 | 41 | Feliciano Lopez [ESP] d. Melzer | 5-7 7-6(3) 6-1 | | 0.88 | 18.1% | 4.3% | 55.3% | 76.9% | 47.6% | 1/4 | 2:08 |
| 11‑Oct‑2009 | Shanghai Masters | Hard | R32 | 43 | 5 | Melzer d. (3)Juan Martin Del Potro [ARG] | 7-5 2-1 RET | | 1.47 | 13.3% | 2.2% | 60.0% | 81.5% | 55.6% | 3/4 | 1:15 |
| 11‑Oct‑2009 | Shanghai Masters | Hard | R64 | 43 | 34 | Melzer d. Jeremy Chardy [FRA] | 6-4 6-4 | | 2.46 | 18.8% | 0.0% | 68.8% | 90.9% | 66.7% | 0/0 | 1:05 |
| 5‑Oct‑2009 | Tokyo | Hard | R16 | 39 | 189 | (Q)Edouard Roger Vasselin [FRA] d. Melzer | 4-6 6-2 6-3 | | 0.98 | 17.3% | 1.3% | 54.7% | 65.9% | 58.8% | 4/8 | 1:49 |
| 5‑Oct‑2009 | Tokyo | Hard | R32 | 39 | 63 | Melzer d. Leonardo Mayer [ARG] | 7-6(4) 6-3 | | 1.35 | 6.9% | 2.8% | 65.3% | 83.0% | 52.0% | 3/3 | 1:52 |
| 28‑Sep‑2009 | Bangkok | Hard | SF | 44 | 10 | (2)Gilles Simon [FRA] d. (6)Melzer | 6-4 7-6(3) | | 0.68 | 3.8% | 3.8% | 61.5% | 66.7% | 46.7% | 2/4 | 1:48 |
| 28‑Sep‑2009 | Bangkok | Hard | QF | 44 | 42 | (6)Melzer d. Andreas Beck [GER] | 6-4 6-2 | | 2.30 | 22.7% | 0.0% | 59.1% | 84.6% | 77.8% | 0/0 | 1:07 |
| 28‑Sep‑2009 | Bangkok | Hard | R16 | 44 | 174 | (6)Melzer d. (Q)Marsel Ilhan [TUR] | 6-4 6-2 | | 2.43 | 18.8% | 2.1% | 58.3% | 89.3% | 70.0% | 4/4 | 1:07 |
| 28‑Sep‑2009 | Bangkok | Hard | R32 | 44 | 90 | (6)Melzer d. Marcos Daniel [BRA] | 6-3 6-2 | | 2.14 | 27.7% | 0.0% | 80.9% | 86.8% | 55.6% | 1/1 | 0:56 |
| 18‑Sep‑2009 | Davis Cup WG PO: CHI vs AUT | Clay | RR | 40 | 96 | Nicolas Massu [CHI] d. Melzer | 4-6 6-4 6-4 6-3 | | | | | | | | | |
| 18‑Sep‑2009 | Davis Cup WG PO: CHI vs AUT | Clay | RR | 40 | 84 | Melzer d. Paul Capdeville [CHI] | 7-6(2) 4-6 6-2 5-7 6-4 | | | | | | | | | |
| 31‑Aug‑2009 | US Open | Hard | R64 | 38 | 6 | (6)Juan Martin Del Potro [ARG] d. Melzer | 7-6(6) 6-3 6-3 | | 0.64 | 7.7% | 1.9% | 54.8% | 77.2% | 46.8% | 8/12 | 2:21 |
| 31‑Aug‑2009 | US Open | Hard | R128 | 38 | 58 | Melzer d. Marat Safin [RUS] | 1-6 6-4 6-3 6-4 | | 1.05 | 6.7% | 5.7% | 55.2% | 84.5% | 46.8% | 4/6 | 2:13 |
| 23‑Aug‑2009 | New Haven | Hard | QF | 38 | 10 | (2)Fernando Verdasco [ESP] d. (11)Melzer | 6-3 6-1 | | 0.56 | 2.2% | 2.2% | 58.7% | 40.7% | 47.4% | 1/6 | 0:58 |
| 23‑Aug‑2009 | New Haven | Hard | R16 | 38 | 29 | (11)Melzer d. (8)Victor Hanescu [ROU] | 7-6(5) 4-6 6-1 | | 1.23 | 6.6% | 4.4% | 68.1% | 82.3% | 48.3% | 1/2 | 1:58 |
| 23‑Aug‑2009 | New Haven | Hard | R32 | 38 | 69 | (11)Melzer d. (Q)Pablo Cuevas [URU] | 6-2 3-0 RET | | 3.12 | 16.7% | 0.0% | 58.3% | 85.7% | 80.0% | 0/0 | 0:50 |
| 16‑Aug‑2009 | Cincinnati Masters | Hard | R32 | 37 | 55 | (LL)Julien Benneteau [FRA] d. Melzer | 6-2 3-6 6-2 | | 0.83 | 9.0% | 3.8% | 62.8% | 69.4% | 44.8% | 7/11 | 1:39 |
| 16‑Aug‑2009 | Cincinnati Masters | Hard | R64 | 37 | 36 | Melzer d. Feliciano Lopez [ESP] | 5-7 7-6(4) 7-6(7) | | 0.97 | 7.8% | 1.6% | 71.1% | 76.9% | 56.8% | 5/6 | 2:48 |
| 10‑Aug‑2009 | Canada Masters | Hard | R64 | 31 | 32 | Victor Hanescu [ROU] d. Melzer | 6-4 6-3 | | 0.84 | 10.8% | 1.5% | 60.0% | 71.8% | 38.5% | 10/13 | 1:25 |
| 27‑Jul‑2009 | Umag | Clay | SF | 34 | 9 | (1)Nikolay Davydenko [RUS] d. (4)Melzer | 6-1 6-1 | | 0.21 | 0.0% | 0.0% | 55.6% | 48.0% | 30.0% | 4/9 | 0:51 |
| 27‑Jul‑2009 | Umag | Clay | QF | 34 | 64 | (4)Melzer d. Ivan Ljubicic [CRO] | 4-6 7-6(3) 6-3 | | 1.01 | 2.8% | 1.8% | 62.4% | 77.9% | 48.8% | 6/8 | 2:28 |
| 27‑Jul‑2009 | Umag | Clay | R16 | 34 | 74 | (4)Melzer d. Pablo Cuevas [URU] | 6-4 6-3 | | 1.25 | 11.1% | 4.8% | 57.1% | 80.6% | 48.1% | 0/1 | 1:21 |
| 27‑Jul‑2009 | Umag | Clay | R32 | 34 | 117 | (4)Melzer d. Brian Dabul [ARG] | 6-3 7-5 | | 1.31 | 4.9% | 3.3% | 55.7% | 82.4% | 48.1% | 2/3 | 1:29 |
| 19‑Jul‑2009 | Hamburg | Clay | R32 | 33 | 107 | (Q)Pablo Cuevas [URU] d. (9)Melzer | 7-6(5) 6-3 | | 0.67 | 1.4% | 4.1% | 61.6% | 71.1% | 46.4% | 2/4 | 1:35 |
| 13‑Jul‑2009 | Bastad | Clay | QF | 28 | 460 | (WC)Andreas Vinciguerra [SWE] d. (4)Melzer | 2-6 6-4 6-3 | | 0.72 | 5.9% | 2.4% | 65.9% | 64.3% | 58.6% | 3/6 | 1:45 |
| 13‑Jul‑2009 | Bastad | Clay | R16 | 28 | 91 | (4)Melzer d. (Q)Daniel Gimeno Traver [ESP] | 6-2 6-2 | | 1.69 | 6.4% | 2.1% | 55.3% | 84.6% | 57.1% | 1/1 | 0:58 |
| 22‑Jun‑2009 | Wimbledon | Grass | R32 | 30 | 6 | (6)Andy Roddick [USA] d. (26)Melzer | 7-6(2) 7-6(2) 4-6 6-3 | | 0.69 | 18.8% | 2.9% | 59.4% | 76.8% | 50.0% | 7/9 | 2:54 |
| 22‑Jun‑2009 | Wimbledon | Grass | R64 | 30 | 49 | (26)Melzer d. Benjamin Becker [GER] | 7-6(6) 6-3 7-6(1) | | 1.36 | 11.4% | 3.8% | 50.5% | 81.1% | 61.5% | 5/7 | 2:18 |
| 22‑Jun‑2009 | Wimbledon | Grass | R128 | 30 | 109 | (26)Melzer d. Wayne Odesnik [USA] | 6-1 6-4 6-2 | | 1.65 | 20.0% | 3.8% | 63.7% | 76.5% | 58.6% | 3/4 | 1:25 |
| 8‑Jun‑2009 | Halle | Grass | QF | 28 | 4 | (2)Novak Djokovic [SRB] d. (7)Melzer | 6-1 6-4 | | 0.55 | 8.1% | 4.8% | 46.8% | 62.1% | 36.4% | 3/7 | 1:07 |
| 8‑Jun‑2009 | Halle | Grass | R16 | 28 | 34 | (7)Melzer d. Nicolas Kiefer [GER] | 6-1 RET | | 3.33 | 20.0% | 0.0% | 66.7% | 80.0% | 80.0% | 0/0 | 0:31 |
| 8‑Jun‑2009 | Halle | Grass | R32 | 28 | 50 | (7)Melzer d. Arnaud Clement [FRA] | 1-6 6-3 6-2 | | 1.09 | 9.9% | 2.5% | 51.9% | 81.0% | 46.2% | 1/3 | 1:51 |
| 25‑May‑2009 | Roland Garros | Clay | R32 | 26 | 10 | (11)Gael Monfils [FRA] d. (24)Melzer | 6-2 4-6 6-3 6-1 | | 0.81 | 2.1% | 0.0% | 63.9% | 67.7% | 34.3% | 4/11 | 2:17 |
| 25‑May‑2009 | Roland Garros | Clay | R64 | 26 | 599 | (24)Melzer d. (WC)Guillaume Rufin [FRA] | 6-2 7-5 6-4 | | 1.35 | 12.0% | 3.0% | 65.0% | 75.4% | 48.6% | 3/5 | 2:15 |
| 25‑May‑2009 | Roland Garros | Clay | R128 | 26 | 100 | (24)Melzer d. Sergio Roitman [ARG] | 6-4 7-6(4) 6-0 | | 1.48 | 10.5% | 3.2% | 61.1% | 72.4% | 67.6% | 4/5 | 2:17 |
| 17‑May‑2009 | Kitzbuhel | Clay | QF | 26 | 46 | (7)Mikhail Youzhny [RUS] d. (2)Melzer | 6-4 6-4 | | 0.79 | 5.1% | 3.4% | 54.2% | 65.6% | 48.1% | 1/4 | 1:28 |
| 17‑May‑2009 | Kitzbuhel | Clay | R16 | 26 | 89 | (2)Melzer d. Agustin Calleri [ARG] | 6-4 7-5 | | 1.26 | 7.7% | 7.7% | 60.0% | 79.5% | 50.0% | 3/4 | 1:27 |
| 17‑May‑2009 | Kitzbuhel | Clay | R32 | 26 | 67 | (2)Melzer d. Frederico Gil [POR] | 6-3 6-0 | | 2.66 | 13.5% | 5.4% | 54.1% | 80.0% | 76.5% | 1/2 | 0:54 |
| 10‑May‑2009 | Madrid Masters | Clay | R32 | 27 | 1 | (1)Rafael Nadal [ESP] d. Melzer | 6-3 6-1 | | 0.47 | 7.3% | 9.8% | 53.7% | 68.2% | 36.8% | 0/4 | 1:02 |
| 10‑May‑2009 | Madrid Masters | Clay | R64 | 27 | 28 | Melzer d. Albert Montanes [ESP] | 4-6 7-5 6-3 | | 1.13 | 12.2% | 4.9% | 56.1% | 82.6% | 55.6% | 1/3 | 2:00 |
| 27‑Apr‑2009 | Rome Masters | Clay | R16 | 31 | 13 | (12)Fernando Gonzalez [CHI] d. Melzer | 3-6 6-3 7-5 | | 0.82 | 7.0% | 4.0% | 59.0% | 64.4% | 63.4% | 6/8 | 1:54 |
| 27‑Apr‑2009 | Rome Masters | Clay | R32 | 31 | 11 | Melzer d. (7)Nikolay Davydenko [RUS] | 7-5 7-6(5) | | 1.26 | 2.8% | 4.2% | 75.0% | 77.8% | 50.0% | 2/3 | 1:35 |
| 27‑Apr‑2009 | Rome Masters | Clay | R64 | 31 | 45 | Melzer d. Julien Benneteau [FRA] | 3-6 6-2 6-3 | | 1.16 | 3.4% | 2.3% | 57.5% | 64.0% | 43.2% | 3/7 | 2:09 |
| 12‑Apr‑2009 | Monte Carlo Masters | Clay | R64 | 31 | 40 | Andreas Seppi [ITA] d. Melzer | 6-2 6-0 | | 0.49 | 7.0% | 3.5% | 42.1% | 45.8% | 42.4% | 7/12 | 1:03 |
| 6‑Apr‑2009 | Houston | Clay | R16 | 31 | 100 | Wayne Odesnik [USA] d. (3)Melzer | 6-4 6-0 | | 0.41 | 2.1% | 6.4% | 51.1% | 58.3% | 39.1% | 3/7 | 1:02 |
| 6‑Apr‑2009 | Houston | Clay | R32 | 31 | 76 | (3)Melzer d. Robert Kendrick [USA] | 6-1 7-5 | | 1.39 | 3.8% | 5.7% | 62.3% | 72.7% | 45.0% | 2/4 | 1:07 |
| 25‑Mar‑2009 | Miami Masters | Hard | R64 | 32 | 46 | Janko Tipsarevic [SRB] d. (30)Melzer | 6-4 6-3 | | 0.62 | 5.3% | 7.0% | 54.4% | 61.3% | 50.0% | 2/6 | 1:19 |
| 12‑Mar‑2009 | Indian Wells Masters | Hard | R32 | 31 | 6 | (6)Juan Martin Del Potro [ARG] d. (30)Melzer | 6-2 2-6 7-6(2) | | 1.01 | 5.2% | 2.6% | 55.8% | 79.1% | 44.1% | 5/9 | 2:00 |
| 12‑Mar‑2009 | Indian Wells Masters | Hard | R64 | 31 | 533 | (30)Melzer d. (WC)Taylor Dent [USA] | 7-5 6-2 | | 1.54 | 1.9% | 1.9% | 62.3% | 69.7% | 75.0% | 1/2 | 1:13 |
| 6‑Mar‑2009 | Davis Cup WG R1: GER vs AUT | Hard | RR | 32 | 37 | Philipp Kohlschreiber [GER] d. Melzer | 6-7(4) 4-6 6-4 6-3 6-3 | | | | | | | | | |
| 6‑Mar‑2009 | Davis Cup WG R1: GER vs AUT | Hard | RR | 32 | 33 | Nicolas Kiefer [GER] d. Melzer | 7-6(3) 6-4 6-4 | | | | | | | | | |
| 23‑Feb‑2009 | Dubai | Hard | R32 | 32 | 45 | Julien Benneteau [FRA] d. Melzer | 1-6 6-3 6-3 | | 1.10 | 8.7% | 8.7% | 56.5% | 74.4% | 56.7% | 2/5 | 1:41 |
| 9‑Feb‑2009 | Rotterdam | Hard | R32 | 32 | 14 | (6)David Ferrer [ESP] d. Melzer | 3-6 7-6(4) 7-5 | | 0.94 | 6.1% | 3.5% | 61.4% | 71.4% | 40.9% | 3/7 | 2:17 |
| 2‑Feb‑2009 | Zagreb | Hard | R32 | 32 | 115 | Evgeny Korolev [KAZ] d. (5)Melzer | 6-4 6-0 | | 0.57 | 8.5% | 8.5% | 53.2% | 60.0% | 22.7% | 2/7 | 0:56 |
| 19‑Jan‑2009 | Australian Open | Hard | R32 | 32 | 4 | (4)Andy Murray [GBR] d. (31)Melzer | 7-5 6-0 6-3 | | 0.63 | 2.5% | 1.3% | 69.6% | 58.2% | 25.0% | 7/14 | 1:39 |
| 19‑Jan‑2009 | Australian Open | Hard | R64 | 32 | 103 | (31)Melzer d. (Q)Andreas Beck [GER] | 5-7 7-6(7) 6-4 6-3 | | 1.08 | 14.8% | 1.4% | 54.9% | 70.5% | 51.6% | 10/14 | 3:13 |
| 19‑Jan‑2009 | Australian Open | Hard | R128 | 32 | 59 | (31)Melzer d. Kei Nishikori [JPN] | 7-5 6-2 6-1 | | 1.75 | 7.7% | 2.6% | 60.3% | 83.0% | 51.6% | 5/7 | 1:42 |
| 12‑Jan‑2009 | Sydney | Hard | R32 | 32 | 22 | (7)Tommy Robredo [ESP] d. Melzer | 6-3 6-4 | | 0.89 | 3.6% | 0.0% | 60.7% | 58.8% | 63.6% | 4/6 | 1:30 |
| 4‑Jan‑2009 | Brisbane | Hard | R16 | 32 | 60 | Florent Serra [FRA] d. Melzer | 6-4 6-3 | | 0.84 | 13.2% | 5.7% | 52.8% | 71.4% | 44.0% | 1/4 | 1:11 |
| 4‑Jan‑2009 | Brisbane | Hard | R32 | 32 | 22 | Melzer d. (6)Mardy Fish [USA] | 6-4 4-6 7-6(4) | | 0.97 | 10.5% | 3.5% | 64.9% | 79.7% | 40.0% | 8/10 | 2:23 |
