| PSA World Championships | 05/03 21:30 | 7 | Juan Camilo Vargas v Mangaonkar, Mahesh | 3-0 | |
| Squash On Fire Open | 02/23 01:15 | 7 | Mangaonkar, Mahesh v Karim El Hammamy | 1-3 | |
| US Open | 10/08 21:15 | 7 | Leonel Cardenas v Mangaonkar, Mahesh | 3-2 | |
| Oracle NetSuite Open 2019 | 10/01 21:15 | 8 | Mangaonkar, Mahesh v Mohamed ElShorbagy | 0-2 | |
| Oracle NetSuite Open 2019 | 09/30 19:00 | 7 | Mangaonkar, Mahesh v Zane Patel | 2-0 | |
| International de Nantes 2019 | 09/13 13:00 | 8 | George Parker v Mangaonkar, Mahesh | 2-0 | |
| International de Nantes 2019 | 09/12 13:00 | 7 | Faraz Khan v Mangaonkar, Mahesh | 1-2 | |
| Qatar Classic | 09/04 10:30 | 7 | Patrick Rooney v Mangaonkar, Mahesh | 3-0 | |
| El Gouna International | 05/30 13:45 | 9 | Marwan ElShorbagy v Mangaonkar, Mahesh | 3-0 | |
| El Gouna International | 05/28 16:45 | 8 | Mangaonkar, Mahesh v Lucas Serme | 3-2 | |
| El Gouna International | 05/27 16:45 | 7 | Castagnet, Mathieu v Mangaonkar, Mahesh | 0-3 | |
| PSA World Championships | 05/15 17:30 | 8 | Paul Coll v Mangaonkar, Mahesh | 3-0 | |
| PSA World Championships | 05/13 17:00 | 7 | Mazen Gamal v Mangaonkar, Mahesh | 0-3 | |
| Squash Open d'Irlande | 04/20 17:00 | 8 | Mangaonkar, Mahesh v Rory Stewart | 0-3 | |
| British Open 2019 | 03/28 16:45 | 7 | Mangaonkar, Mahesh v George Parker | 0-3 | |
| Qatar Classic | 10/18 09:00 | 8 | Raphael Kandra v Mangaonkar, Mahesh | 3-2 | |
| Qatar Classic | 10/17 13:00 | 7 | Mangaonkar, Mahesh v Clyne, Alan | 3-1 | |
| Cleveland Skating Club Open | 10/08 21:45 | 8 | Mangaonkar, Mahesh v Clyne, Alan | 0-3 | |
| Cleveland Skating Club Open | 10/07 22:45 | 7 | Amjad, Syed Azlan v Mangaonkar, Mahesh | 0-3 | |
| US Open | 10/01 22:30 | 7 | Mangaonkar, Mahesh v Youssef Soliman | 0-3 | |
| PSA World Championships | 07/15 19:15 | 7 | Mangaonkar, Mahesh v Kobayashi, Ryosei | 2-3 | |
| Squash On Fire Open | 06/29 22:15 | 3 | Mangaonkar, Mahesh v Victor Crouin | Retired | |
| Squash On Fire Open | 06/29 00:15 | 8 | Mangaonkar, Mahesh v Christopher Gordon | 3-0 | |
| El Gouna International | 05/20 09:45 | 7 | Raphael Kandra v Mangaonkar, Mahesh | 3-2 | |
| SRFI Indian Tour Chennai | 04/02 10:30 | 1 | Mangaonkar, Mahesh v Todd Harrity | 2-3 | |
| SRFI Indian Tour Chennai | 04/01 09:00 | 2 | Mangaonkar, Mahesh v Abhay Singh | 3-1 | |
| SRFI Indian Tour Chennai | 03/31 13:15 | 3 | Mangaonkar, Mahesh v Mazen Gamal | 3-0 | |
| SRFI Indian Tour Chennai | 03/30 11:30 | - | Mangaonkar, Mahesh v Omar Elkattan | 10-5 | |
| CIB Black Ball Open | 03/19 09:45 | 7 | Mangaonkar, Mahesh v Castagnet, Mathieu | 0-3 | |
| CIB Black Ball Open | 12/13 15:30 | 7 | Mostafa Asal v Mangaonkar, Mahesh | 3-2 |