| ITF - M15 Antalya | 11/09 09:45 | 26 | [475] Ilya Snitari v Filip Cristian Jianu [340] | 2-6,4-6 | |
| ITF - M15 Antalya | 11/08 06:55 | 25 | Vlad Andrei Dumitru v Filip Cristian Jianu | 1-6,2-6 | |
| ITF - M15 Telavi | 10/29 06:30 | 29 | Svyatoslav Gulin v Filip C Jianu | 2-6,0-6 | |
| ITF - M15 Telavi | 10/28 08:00 | 28 | Vlad Andrei Dancu v Filip C Jianu | 2-6,7-6,3-6 | |
| ITF - M15 Telavi | 10/27 06:00 | 27 | Jasza Szajrych v Filip C Jianu | 6-7,0-6 | |
| ITF - M15 Telavi | 10/26 07:00 | 26 | Aleksandre Metreveli v Filip Cristian Jianu | 1-6,1-6 | |
| ITF - M15 Telavi | 10/25 10:10 | 25 | Ivan Kazakov v Filip C Jianu | 4-6,3-6 | |
| ITF - M25 Telavi | 10/20 08:25 | 27 | Filip C Jianu v Martin Krumich | 4-6,0-6 | |
| ITF - M25 Telavi | 10/19 09:00 | 26 | Filip Cristian Jianu v Aleksandre Metreveli | 6-3,6-2 | |
| ITF - M25 Telavi | 10/18 11:35 | 25 | Filip Cristian Jianu v Teymuraz Gabashvili | 6-2,6-4 | |
| ITF - M15 Bad Waltersdorf | 10/04 11:35 | 25 | Filip Cristian Jianu v Matthias Ujvary | 2-6,6-3,0-6 | |
| ITF - M15 Arad | 09/27 07:00 | 26 | Filip C Jianu v Matthew William Donald | 6-7,3-6 | |
| ITF - M15 Arad | 09/26 11:15 | 25 | Filip C Jianu v Serafin Zund | 6-4,6-1 | |
| Challenger - Sibiu | 09/20 10:35 | 25 | [341] Filip Cristian Jianu v Edoardo Lavagno [227] | 6-7,4-6 | |
| Challenger - Sibiu | 09/18 07:00 | 19 | [356] Filip Cristian Jianu v Kai Wehnelt [159] | 6-0,7-5 | |
| Challenger - Sibiu | 09/17 11:50 | 14 | Filip Cristian Jianu v Dragos Constantin Ignat | 6-1,6-4 | |
| ITF - M15 Pirot | 09/10 09:00 | 29 | Filip Cristian Jianu v Vlad Andrei Dancu | 5-7,6-2,3-6 | |
| ITF - M15 Pirot | 09/09 10:30 | 28 | Filip Cristian Jianu v Dusan Obradovic | 6-3,6-1 | |
| ITF - M15 Pirot | 09/08 11:05 | 27 | Filip Cristian Jianu v Viktor Jovic | 6-3,6-3 | |
| ITF - M15 Pirot | 09/07 11:25 | 26 | Filip Cristian Jianu v Vuk Radjenovic | 6-4,6-1 | |
| ITF - M15 Pirot | 09/05 12:55 | 25 | Filip Cristian Jianu v Milan Drinic | 4-6,6-4,6-4 | |
| ITF - M25 Maribor | 08/31 09:50 | 25 | Filip Cristian Jianu v Stefan Popovic | 5-7,4-6 | |
| Challenger - Praga | 08/21 11:50 | 25 | [300] Lorenzo Giustino v Filip Cristian Jianu [348] | 6-4,6-3 | |
| ITF - M25 Ystad | 08/18 10:00 | 27 | Marvin Moeller v Filip Cristian Jianu | 3-6,7-5,6-0 | |
| ITF - M25 Ystad | 08/17 10:45 | 26 | John Sperle v Filip Cristian Jianu | 4-6,2-6 | |
| ITF - M25 Ystad | 08/15 11:30 | 25 | Leonardo Catani v Filip Cristian Jianu | 2-6,0-6 | |
| Challenger - Banja Luka | 08/08 08:30 | 25 | [302] Filip C Jianu v Norbert Gombos [229] | 6-7,2-6 | |
| ITF - M25 Bacau | 07/29 08:00 | 28 | [372] Marius Copil v Filip Cristian Jianu [304] | 6-7,6-3,6-2 | |
| ITF - M25 Bacau | 07/28 09:00 | 27 | Luca Giacomini v Filip Cristian Jianu | 7-6,4-6,3-6 | |
| ITF - M25 Bacau | 07/27 09:25 | 26 | Lorenzo Joaquin Rodriguez v Filip Cristian Jianu | 1-6,6-7 |
Filip Cristian Jianu (n. 18 septembrie 2001) este un jucător român de tenis. Cea mai înaltă poziție în clasamentul ATP la simplu este locul 264 mondial (16 ianuarie 2023). Jianu reprezintă România în Cupa Davis.