| 2009-09-18 | Davis Cup WG SF: CRO vs CZE | Clay | RR | 121 |  Jan Hajek | 131 |  Roko Karanusic | 7-6(4) 6-4 | H2H | 3 | - | - | - | - | - | - | - |
| 2009-06-22 | Wimbledon | Grass | R128 | 49 |  Benjamin Becker | 110 | Roko Karanusic (Q) | 6-4 6-4 6-1 | H2H | 5 | 73 | 13 | 1 | 63.4% | 91.1% | 61.5% | 5/6 |
| 2009-03-06 | Davis Cup WG R1: CRO vs CHI | Hard | RR | 119 | Roko Karanusic | 322 |  Guillermo Hormazabal | 7-5 6-3 | H2H | 3 | - | - | - | - | - | - | - |
| 2009-07-10 | Davis Cup WG QF: CRO vs USA | Clay | RR | - |  Bob Bryan | 112 | Roko Karanusic | 5-7 6-3 7-6(4) | H2H | 3 | - | - | - | - | - | - | - |
| 2009-02-23 | Delray Beach | Hard | R32 | 60 |  Christophe Rochus | 120 | Roko Karanusic | 6-3 6-4 | H2H | 3 | 65 | 3 | 4 | 65.1% | 70.7% | 45.5% | 0/2 |
| 2009-02-09 | San Jose | Hard | R32 | 97 | Denis Gremelmayr | 89 | Roko Karanusic | 3-6 7-6(4) 6-2 | H2H | 3 | 121 | 3 | 2 | 59.4% | 61.9% | 55.8% | 10/14 |
| 2009-02-02 | Zagreb | Hard | R32 | 34 |  Paul-Henri Mathieu (4) | 88 | Roko Karanusic | 6-7(6) 6-1 7-6(3) | H2H | 3 | 141 | 6 | 5 | 60.6% | 69.8% | 58.5% | 6/8 |
| 2009-01-19 | Australian Open | Hard | R64 | 1 |  Rafael Nadal (1) | 92 | Roko Karanusic | 6-2 6-3 6-2 | H2H | 5 | 96 | 3 | 2 | 64.9% | 74.0% | 63.0% | 6/6 |
| 2009-01-19 | Australian Open | Hard | R128 | 92 | Roko Karanusic | 58 | Florent Serra | 6-3 1-6 6-3 3-6 6-3 | H2H | 5 | 152 | 8 | 5 | 63.4% | 72.3% | 43.8% | 8/14 |
| 2009-01-05 | Chennai | Hard | R32 | 104 | Andreas Beck | 89 | Roko Karanusic | 6-1 6-0 | H2H | 3 | 39 | 3 | 0 | 80.6% | 76.0% | 83.3% | 0/0 |
