| Austria - Campionatul de tenis | 06/30 11:00 | - | Sebastian Ofner v Gerald Melzer | 4-6,6-3,6-1 | |
| ITF - M15 Antalya | 05/11 07:00 | 62 | Gerald Melzer v Adrian Mateo Bejenaru | Retired | |
| ITF - M15 Antalya | 05/10 07:00 | 62 | Davide Galoppini v Gerald Melzer | 6-1,1-6,8-10 | |
| ITF - M15 Antalya | 05/09 07:00 | 62 | Michal Novansky v Gerald Melzer | 2-6,2-6 | |
| ITF - M15 Antalya | 05/05 12:25 | 25 | Gerald Melzer v Lucas Gerch | 6-7,6-4,4-6 | |
| ITF - M15 Antalya | 05/04 07:00 | 62 | Mick Veldheer v Gerald Melzer | 4-6,5-7 | |
| ITF - M15 Antalya | 05/03 07:00 | 62 | Gerald Melzer v Antonio Massara | 6-2,6-3 | |
| ITF - M15 Antalya | 05/02 06:00 | 62 | Gerald Melzer v Keisuke Saitoh | 6-4,6-2 | |
| French Open | 05/20 12:35 | 44 | [216] Alexey Vatutin v Gerald Melzer [279] | 2-6,6-1,7-5 | |
| Challenger - Shymkent | 05/09 10:00 | 26 | [297] Marcelo Tomas Barrios Vera v Gerald Melzer [286] | 6-4,6-1 | |
| Challenger - Shymkent | 05/08 06:30 | 25 | [497] Edan Leshem v Gerald Melzer [286] | 2-6,1-6 | |
| Challenger - Guayaquil | 10/30 17:25 | 25 | [194] Gerald Melzer v Federico Coria [338] | 2-6,4-6 | |
| Challenger - Lima | 10/23 17:30 | 25 | [160] Gerald Melzer v Paolo Lorenzi [114] | 6-7,6-7 | |
| Challenger - Santo Domingo | 10/11 15:55 | 26 | [115] Paolo Lorenzi v Gerald Melzer [146] | 7-6,7-6 | |
| Challenger - Santo Domingo | 10/08 18:10 | 25 | [146] Gerald Melzer v Pedro Cachin [263] | Retired | |
| Challenger - Monterrey | 10/05 20:00 | 27 | [152] Gerald Melzer v Santiago Giraldo [412] | 7-6,5-7,3-6 | |
| Challenger - Monterrey | 10/03 20:00 | 26 | [152] Gerald Melzer v Nino Serdarusic [223] | 7-6,4-6,6-3 | |
| Challenger - Monterrey | 10/01 20:05 | 25 | [152] Gerald Melzer v Evan King [265] | 7-5,6-3 | |
| US Open | 08/24 19:30 | 46 | [116] Felix Auger Aliassime v Gerald Melzer [133] | 6-3,6-0 | |
| US Open | 08/23 22:20 | 45 | [209] Kenny de Schepper v Gerald Melzer [133] | 4-6,6-4,4-6 | |
| US Open | 08/22 22:10 | 44 | [170] Darian King v Gerald Melzer [133] | 5-7,6-4,3-6 | |
| ATP Kitzbuhel Qual | 07/29 11:00 | 164 | [112] Gerald Melzer v Martin Klizan [116] | 1-6,3-6 | |
| ATP Kitzbuhel Qual | 07/28 14:20 | 64 | [112] Gerald Melzer v Blaz Rola [222] | Retired | |
| Challenger Padova | 07/24 11:50 | 25 | [112] Gerald Melzer v Miljan Zekic [288] | Retired | |
| ATP - Bastad | 07/19 15:05 | 26 | [29] Richard Gasquet v Gerald Melzer [115] | 1-6,6-3,6-1 | |
| ATP - Bastad | 07/17 14:05 | 25 | [115] Gerald Melzer v Corentin Moutet [117] | 6-1,6-1 | |
| Challenger - Perugia | 07/10 19:30 | 25 | [106] Gerald Melzer v Tomislav Brkic [257] | 1-6,6-1,6-7 | |
| Wimbledon Qual | 06/26 16:50 | 45 | [106] Gerald Melzer v Dominik Koepfer [240] | 6-2,4-6,2-6 | |
| Wimbledon Qual | 06/25 11:20 | 44 | [108] Gerald Melzer v Nino Serdarusic [196] | 6-4,6-4 | |
| Challenger Poprad Tatry | 06/20 09:00 | 26 | [108] Gerald Melzer v Zdenek Kolar [235] | Retired |
Wikipedia - Gerald Melzer
Gerald Melzer (born 13 July 1990) is a professional Austrian tennis player. He achieved a career-high singles ranking of world No. 68 in November 2016.
History
Gerald Melzer has primarily spent his time on the Futures circuit, while also playing challengers and several doubles events with his brother. He began playing on the tour in 2007, competing in tournaments in Austria as well as Futures tournaments in Africa.
In 2008, he has had more success playing doubles, partnering with his brother to win a challenger in Graz, Austria.
In 2015, as a qualifier, Gerald reached the semifinals of Munich.
He faced his brother, Jürgen, in the first round of the 2015 Wimbledon qualifying tournament, and lost in straight sets. Jürgen described it as the "worst tennis day of my life and I hope we will never play each other again."
At the 2017 Australian Open, Melzer lost in the first round to Australian Alex De Minaur in five sets. He held a match point in the fourth set, but was unable to close it out.
Gerald is also part of Austrian Davis Cup team, where he has 4 singles wins and 6 losses.