UTR Pro Florida 12/17 17:49 - Roberto Cid Subervi v Jachuck, Ronan 6-3,6-2
UTR Pro Florida 12/15 21:30 - Will Mayew v Jachuck, Ronan 0-6,5-7
UTR Pro Florida 12/12 21:15 - Jachuck, Ronan v Chad Miller 6-0,6-1
UTR Pro Florida 12/11 22:01 - Jachuck, Ronan v Junior Tavarez 6-3,7-5
UTR Pro Florida 12/10 21:10 - Joseph Phillips v Jachuck, Ronan 3-6,6-3,7-6
ITF M15 Boca Raton 11/17 14:00 25 Garrett Johns v Jachuck, Ronan 6-4,6-3
UTR Pro Florida 10/03 21:22 - Mikel Anderson v Jachuck, Ronan 2-6,1-6
UTR Pro Florida 10/02 19:30 - Rodriguez, Marcelo v Jachuck, Ronan 6-4,2-6,1-6
UTR Pro Florida 10/01 16:39 - Andrew Delgado v Jachuck, Ronan 7-6,7-5
ITF M25 Sion 08/27 07:55 54 Jachuck, Ronan v Trapeznikov, Zakhar 2-6,2-6
UTR Pro Winston-Salem 01/13 17:00 - Jachuck, Ronan v Top Nidunjianzan 4-6,6-3,2-5
UTR Pro Winston-Salem 01/12 21:45 - Barun, Bozo v Jachuck, Ronan 5-7,6-2,1-6
UTR Pro Winston-Salem 01/10 19:30 - Welsh Hotard v Jachuck, Ronan 1-6,4-6
UTR Pro Winston-Salem 01/09 21:07 - Jachuck, Ronan v Alhaqbani, Saud 6-2,6-1
ITF M25 Columbus 08/11 13:50 26 Jachuck, Ronan v Cannon Kingsley 2-6,1-6
ITF M25 Columbus 08/10 15:05 25 Reece Yakubov v Jachuck, Ronan 1-6,4-6
ITF M25 Edwardsville 07/28 14:55 26 Jachuck, Ronan v Patrick Kypson 1-6,6-0,1-6
ITF M25 Edwardsville 07/27 02:30 25 Jachuck, Ronan v Hunter Heck 6-2,6-1
ITF M15 Pittsburgh 07/14 16:10 26 Kiger, Mac v Jachuck, Ronan 1-6,6-3,6-4
ITF M15 Pittsburgh 07/13 18:10 25 Jachuck, Ronan v Jesse Flores 7-6,7-6
ITF M15 Waco 07/08 13:30 27 Li Tu v Jachuck, Ronan 3-6,6-1,6-4
ITF M15 Waco 07/07 15:00 26 Jachuck, Ronan v Fnu Nidunjianzan 5-7,6-3,6-2
ITF M15 Waco 07/05 15:00 25 Ryan Dickerson v Jachuck, Ronan 4-6,5-7
ITF M15 South Bend 06/22 17:50 25 Strong Kirchheimer v Jachuck, Ronan 6-2,6-4
ITF M15 South Bend 06/21 12:30 54 Jachuck, Ronan v Oliver Okonkwo 7-6,6-2
ITF M15 Champaign 06/21 15:00 54 Jachuck, Ronan v Ryan Haviland Retired
ITF - M25 Santo Domingo 06/09 13:00 25 Jachuck, Ronan v Peter Bertran 6-2,2-6,1-6
ITF - M25 Santo Domingo 06/08 14:00 62 Jachuck, Ronan v Andres Urrea 6-2,6-4
ITF - M25 Santo Domingo 06/07 16:30 62 Jachuck, Ronan v Ying Hou 6-0,6-1
ITF - M25 Santo Domingo 06/06 15:00 62 Jachuck, Ronan v Mateo B Reyes 6-4,6-1