| Challenger Fergana | 06/21 10:00 | 26 | [232] Goncalo Oliveira v Cem Ilkel [246] | 3-6,7-6,4-6 | |
| Challenger Fergana | 06/19 09:20 | 25 | [232] Goncalo Oliveira v Teymuraz Gabashvili [412] | 5-7,6-3,6-3 | |
| Challenger Almaty | 06/12 05:20 | 25 | [227] Goncalo Oliveira v Guilherme Clezar [218] | 6-3,3-6,1-6 | |
| Challenger Shymkent | 06/05 07:55 | 25 | [358] Kevin Krawietz v Goncalo Oliveira [218] | 6-1,6-1 | |
| Challenger Vicenza | 05/29 09:00 | 25 | [212] Daniel Gimeno-Traver v Goncalo Oliveira [218] | 6-3,6-4 | |
| French Open Qual | 05/25 08:00 | 46 | [208] Bernard Tomic v Goncalo Oliveira [221] | 7-6,7-5 | |
| French Open Qual | 05/23 11:05 | 45 | [221] Goncalo Oliveira v Jan Choinski [261] | 6-4,1-6,6-1 | |
| French Open Qual | 05/21 12:50 | 44 | [221] Goncalo Oliveira v Jason Kubler [160] | 6-2,7-5 | |
| Challenger Lisbon | 05/15 10:00 | 25 | [217] Goncalo Oliveira v Felix Auger Aliassime [185] | 3-6,5-7 | |
| Challenger Braga | 05/09 13:00 | 26 | [189] Felix Auger Aliassime v Goncalo Oliveira [214] | 6-3,6-1 | |
| Challenger Braga | 05/08 09:00 | 25 | [214] Goncalo Oliveira v David V-Hernandez [164] | 7-6,4-6,6-2 | |
| Challenger Ostrava | 05/01 13:00 | 25 | [216] Goncalo Oliveira v Uladzimir Ignatik [226] | 6-4,3-6,6-7 | |
| Challenger Francavilla | 04/25 10:00 | 26 | [243] Antoine Hoang v Goncalo Oliveira [212] | 6-1,3-6,6-3 | |
| Challenger Francavilla | 04/23 16:15 | 25 | [212] Goncalo Oliveira v Stefano Travaglia [108] | 6-0,6-1 | |
| Challenger Tunis | 04/17 10:00 | 25 | [212] Goncalo Oliveira v Gastao Elias [110] | 2-6,2-6 | |
| Challenger Barletta | 04/13 10:00 | 27 | [237] Marco Trungelliti v Goncalo Oliveira [214] | 6-1,6-3 | |
| Challenger Barletta | 04/11 09:00 | 26 | [214] Goncalo Oliveira v Nicola Kuhn [200] | Retired | |
| Challenger Barletta | 04/10 11:45 | 25 | [213] Sumit Nagal v Goncalo Oliveira [214] | 6-4,3-6,2-6 | |
| Challenger Alicante | 04/02 13:30 | 25 | [315] Pablo Andujar v Goncalo Oliveira [214] | 6-2,6-2 | |
| Challenger St Brieuc | 03/26 14:55 | 25 | [213] Goncalo Oliveira v Matthias Bachinger [174] | 1-6,2-6 | |
| Challenger Lille | 03/21 09:30 | 25 | [301] David Guez v Goncalo Oliveira [213] | 6-1,3-6,6-3 | |
| ATP Indian Wells Qual | 03/06 19:00 | 44 | Nicolas Mahut v Goncalo Oliveira | 6-3,6-3 | |
| Challenger Cherbourg | 02/14 09:00 | 25 | Goncalo Oliveira v Mats Moraing | 5-7,6-7 | |
| Challenger San Francisco | 02/06 23:00 | 25 | Mitchell Krueger v Goncalo Oliveira | 6-3,6-4 | |
| Challenger Dallas | 01/31 18:20 | 26 | Dominik Koepfer v Goncalo Oliveira | 6-0,7-5 | |
| Challenger Dallas | 01/30 00:05 | 25 | Goncalo Oliveira v Yannick Hanfmann | 7-6,7-6 | |
| Challenger Newport Beach | 01/22 21:25 | 25 | Mitchell Krueger v Goncalo Oliveira | 7-6,6-2 | |
| Australian Open Qual | 01/09 23:00 | 44 | Alexander Bublik v Goncalo Oliveira | 6-3,1-6,6-3 | |
| Challenger Bangkok | 01/04 04:55 | 26 | Goncalo Oliveira v Aleksandr Nedovyesov | 4-6,3-6 | |
| Challenger Bangkok | 01/02 06:15 | 25 | Goncalo Oliveira v Luca Vanni | 4-6,6-2,6-1 |
Gonzalo Oliveira (born 17 February 1995) is a Portuguese-born tennis player who represents Venezuela.
Oliveira has a career high ATP singles ranking of 194 achieved on 25 December 2017. He also has a career high doubles ranking of 77 achieved on 24 August 2020.
Oliveira has won 12 ATP Challenger doubles titles.