ITF M15 Alkmaar 06/25 11:30 54 Clavel, Tom v Eisinga, Zachary 2-6,7-6,13-11
UTR Pro Tennis Series Blaricum 11/16 08:30 - Eisinga, Zachary v van Baal, Aloys Johannes Willem 6-7,2-1
UTR Pro Tennis Series Blaricum 11/15 10:00 - Eisinga, Zachary v Karlo Cubelic 6-4,6-7,0-5
UTR Pro Tennis Series Blaricum 11/14 11:00 - Hansen, Christian v Eisinga, Zachary 6-3,4-6,6-7
ITF M25 Oldenzaal 08/24 14:05 25 Eisinga, Zachary v Dax Donders 5-7,3-6
ITF M25 Den Haag 06/29 17:00 25 Eisinga, Zachary v Cacao, Tiago 3-6,7-5,1-6
ITF M25 Den Haag 06/27 17:15 - Eisinga, Zachary v Jakob Schnaitter 6-4,7-5
ITF M25 Den Haag 06/26 10:00 54 Eisinga, Zachary v Stijn Slump 6-3,6-3
UTR Pro Tennis Series Blaricum 05/08 07:30 - Eisinga, Zachary v Verwater, Yannick 1-6,0-6
UTR Pro Tennis Series Blaricum 05/07 06:00 - Eisinga, Zachary v Faivre, Pierre 6-4,6-2
UTR Pro Tennis Series Blaricum 05/06 09:30 - Crepatte, Baptiste v Eisinga, Zachary 7-6,5-2
UTR Pro Tennis Series Blaricum 05/05 10:30 - Jesse De Jager v Eisinga, Zachary 7-5,6-4
UTR Pro Tennis Series Blaricum 05/04 09:00 - Timmermans, Jesse v Eisinga, Zachary 5-7,7-6,6-2
UTR Pro Tennis Series Blaricum 05/02 06:00 - Twan Van Zijl v Eisinga, Zachary 4-6,7-6,4-6
UTR Pro Tennis Series Blaricum 04/08 11:00 - Guy Den Heijer v Eisinga, Zachary 6-3,4-6,5-3
UTR Pro Tennis Series Blaricum 04/06 12:30 - Eisinga, Zachary v Sidane Pontjodikromo 7-6,6-0
UTR Pro Tennis Series Blaricum 04/05 12:30 - Eisinga, Zachary v Koch, Niklas 5-1
UTR Pro Tennis Series Blaricum 04/04 08:00 - Eisinga, Zachary v Alen Moritz Hodzic 6-4,6-3
UTR Pro Tennis Series Blaricum 04/03 12:30 - Eisinga, Zachary v Twan Van Zijl 7-6,6-4
UTR Pro Tennis Series Amsterdam 03/06 10:30 - Jesse De Jager v Eisinga, Zachary 6-1,4-6,5-0
UTR Pro Tennis Series Amsterdam 03/05 13:30 - Miko Wassermann v Eisinga, Zachary 1-6,0-6
UTR Pro Tennis Series Amsterdam 03/04 12:00 - Bielinskyi, Oleksandr v Eisinga, Zachary 4-6,3-5
UTR Pro Tennis Series Amsterdam 03/03 12:00 - Rob Van Den Berg v Eisinga, Zachary 7-6,3-6,6-7
UTR Pro Tennis Series Amsterdam 03/01 10:30 - Marcel Zielinski v Eisinga, Zachary 7-6,7-5
UTR Pro Tennis Series Amsterdam 02/28 09:00 - Eisinga, Zachary v Yanais Laurent 4-6,6-4,7-6
UTR Pro Tennis Series Amsterdam 12/12 09:30 - Muller, Rik v Eisinga, Zachary 3-6,3-6
UTR Pro Tennis Series Amsterdam 12/11 07:00 - van Nunen, Max v Eisinga, Zachary 6-4,1-6,4-6
UTR Pro Tennis Series Amsterdam 12/10 07:00 - Sandkaulen, Tim v Eisinga, Zachary 6-1,6-7,7-5
UTR Pro Tennis Series Amsterdam 12/09 08:30 - Tibo Colson v Eisinga, Zachary 6-2,6-3
UTR Pro Tennis Series Amsterdam 12/07 07:00 - Verbeek, Sem v Eisinga, Zachary 6-0,6-1