| ITF M15 Bucharest | 05/13 06:30 | 54 | 팔라벨라, 라우타로 아거스틴 v Matei Cristian Onofrei | 6-3,6-2 | |
| ITF M15 Bucharest | 05/08 12:40 | 25 | 페레즈 콘트리, 세르지 v Matei Cristian Onofrei | 6-1,6-1 | |
| ITF M15 Bucharest | 05/07 07:00 | 62 | 벨로보로드코, 일리아 v Matei Cristian Onofrei | 6-2,6-4 | |
| ITF M15 Bucharest | 05/05 06:30 | 62 | Daniel Leong Prickett v Matei Cristian Onofrei | 1-6,2-6 | |
| ITF M15 Kursumlijska Banja | 04/30 06:30 | 62 | Matei Cristian Onofrei v George Lazarov | 4-6,1-6 | |
| ITF M15 Kursumlijska Banja | 04/29 08:30 | 62 | Miguel A M Torres v Matei Cristian Onofrei | 0-6,0-6 | |
| ITF M15 Kursumlijska Banja | 04/25 11:00 | 62 | Koki Matsuda v Matei Cristian Onofrei | 5-7,7-5,10-8 | |
| ITF M15 Kursumlijska Banja | 04/24 12:00 | 62 | Matei Cristian Onofrei v 스치나스, 스테파노스 | 7-5,6-1 | |
| ITF M15 Bragado | 03/24 13:00 | 44 | Matei Cristian Onofrei v Lucca Guercio | 3-6,0-6 | |
| ITF M15 Punta del Este | 03/19 13:00 | 44 | 프란코, 토비아스 v Matei Cristian Onofrei | 6-2,6-4 | |
| ITF M15 Punta del Este | 03/18 13:00 | 44 | 토파닌, 니콜로 v Matei Cristian Onofrei | 7-6,3-6,14-16 | |
| ITF M15 Punta del Este | 03/11 16:30 | 44 | Santiago Russo v Matei Cristian Onofrei | 6-0,0-6,10-4 | |
| ITF M25 Tucuman | 02/25 12:30 | 62 | Matei Cristian Onofrei v Felipe Pagnacco | 5-7,5-7 | |
| ITF M15 Villa Maria | 02/18 13:00 | 62 | Matei Cristian Onofrei v Lautaro Agustin Corthey | 6-7,1-6 | |
| ITF M15 Monastir | 12/11 08:30 | 62 | Matei Cristian Onofrei v Edouard Villoslada | 3-6,1-6 | |
| ITF M15 Monastir | 12/10 11:00 | 62 | Matei Cristian Onofrei v 반 델 코이, 아서 | 6-2,6-4 | |
| ITF M15 Monastir | 12/04 08:00 | 62 | Matei Cristian Onofrei v Mark Wallner | 2-6,3-6 | |
| ITF M15 Monastir | 12/03 10:30 | 62 | Matei Cristian Onofrei v Boris Stojanovic | 6-0,6-0 | |
| ITF M25 Monastir | 11/27 08:00 | 62 | 트루스트, 심 v Matei Cristian Onofrei | 6-4,6-4 | |
| ITF M15 Monastir | 11/23 13:15 | 26 | Matei Cristian Onofrei v Broska, Florian | 2-6,5-7 | |
| ITF M15 Monastir | 11/21 09:40 | 25 | Matei Cristian Onofrei v Charles Dossetter | 6-3,6-2 | |
| ITF M15 Monastir | 11/20 11:10 | 54 | Arthur Laborde v Matei Cristian Onofrei | 3-6,6-7 | |
| ITF M15 Monastir | 11/19 08:30 | 54 | Nicholas Van Aken v Matei Cristian Onofrei | 3-6,0-6 | |
| ITF M25 Monastir | 11/12 08:00 | 62 | Matei Cristian Onofrei v Jurriaan Bol | 4-6,2-6 | |
| ITF M15 Monastir | 11/07 08:30 | 25 | Matei Cristian Onofrei v 테프마크, 니콜라스 | 1-6,4-6 | |
| ITF M15 Monastir | 10/30 08:00 | 62 | Wiskandt, Max v Matei Cristian Onofrei | 6-2,6-1 | |
| ITF M15 Monastir | 10/29 07:30 | 62 | Rabbouche, Haithem v Matei Cristian Onofrei | 1-6,0-6 | |
| ITF M15 Monastir | 10/22 08:00 | 62 | Lipp, Mika v Matei Cristian Onofrei | 6-4,6-4 | |
| ITF M15 Monastir | 10/15 09:30 | 62 | Yuchen Pan v Matei Cristian Onofrei | 3-6,7-5,10-5 | |
| ITF M15 Monastir | 10/08 08:00 | 62 | Ng, Ki Lung v Matei Cristian Onofrei | 3-6,6-2,10-2 |