Challenger de São Leopoldo 03/26 13:00 25 Enzo Couacaud v Gustavo Heide Cancelled
Challenger de Asunción 03/24 23:00 29 [225] Gustavo Heide v Joao Fonseca [341] 7-5,6-7,6-1
Challenger de Asunción 03/23 23:10 28 [95] Juan Pablo Varillas v Gustavo Heide [225] 4-6,2-6
Challenger de Asunción 03/23 00:10 27 [304] Alexander Weis v Gustavo Heide [225] 3-6,6-7
Challenger de Asunción 03/21 23:00 26 [309] Pedro Sakamoto v Gustavo Heide [225] 1-6,3-6
Challenger de Asunción 03/20 02:10 25 [435] Valerio Aboian v Gustavo Heide [225] 7-6,3-6,2-6
Challenger de Santiago 03/16 16:05 28 [240] Gustavo Heide v Facundo Bagnis [147] 4-6,6-7
Challenger de Santiago 03/15 23:50 27 [240] Gustavo Heide v Gianluca Mager [255] 6-2,7-6
Challenger de Santiago 03/14 16:20 26 [240] Gustavo Heide v Andrea Collarini [283] 7-5,6-1
Challenger de Santiago 03/12 21:00 25 [103] Tomas Barrios Vera v Gustavo Heide [240] 3-6,4-6
ATP Río de Janeiro 02/19 19:30 25 [239] Gustavo Heide v Tomas Barrios Vera [120] 5-7,3-6
Copa Davis 02/03 16:50 168 Karl Friberg v Gustavo Heide Cancelled
Copa Davis 02/02 18:20 168 [160] Elias Ymer v Gustavo Heide [241] 4-6,6-1,6-3
Challenger de Punta del Este 01/24 17:00 26 [118] Thiago Agustin Tirante v Gustavo Heide [245] 4-6,6-3,6-2
Challenger de Punta del Este 01/22 20:10 25 [245] Gustavo Heide v Andrea Collarini [236] 6-3,6-3
Challenger Buenos Aires 01/17 15:30 25 [206] Santiago Rodriguez Taverna v Gustavo Heide [245] 6-7,6-4,6-4
Challenger de Temuco 11/30 15:00 26 [244] Gustavo Heide v Valentin Vacherot [299] 6-1,4-6,2-6
Challenger de Temuco 11/28 17:10 25 [244] Gustavo Heide v Juan Pablo Paz [280] 6-3,6-3
Challenger de Brasilia 11/23 13:00 26 [282] Juan Pablo Ficovich v Gustavo Heide [248] 7-6,6-3
Challenger de Brasilia 11/22 13:00 25 [248] Gustavo Heide v Tomas Barrios Vera [104] 7-6,6-4
Challenger de Montevideo 11/18 22:00 28 [270] Gustavo Heide v Facundo Diaz Acosta [111] 6-4,3-6,5-7
Challenger de Montevideo 11/17 20:20 27 [270] Gustavo Heide v Facundo Bagnis [205] 7-6,3-6,6-3
Challenger de Montevideo 11/16 17:00 26 [369] Max Houkes v Gustavo Heide [270] 1-6,3-6
Challenger de Montevideo 11/14 18:25 25 [270] Gustavo Heide v Ignacio Carou [227] 6-3,7-5
Challenger de Lima 11/05 15:00 14 Gustavo Heide v Kilian Feldbausch 6-1,2-6,4-6
Challenger de Campinas 10/03 23:00 25 [284] Gustavo Heide v Thiago Monteiro [153] Retired
Challenger de Bogotá 10/01 16:00 29 [143] Thiago Agustin Tirante v Gustavo Heide [284] Walkover
Challenger de Bogotá 09/30 15:30 28 [284] Gustavo Heide v David Jorda Sanchis [391] 7-6,6-4
Challenger de Bogotá 09/29 16:00 27 [342] Matheus P De Almeida v Gustavo Heide [284] 4-6,2-6
Challenger de Bogotá 09/27 15:00 26 [284] Gustavo Heide v Eduardo Riberio [337] 6-4,6-4