Stadium: Cancha 1 Round: 25 Ground: Hardcourt outdoor
| ATP - Miami | 2019/03/20 14:00 | Felix Auger Aliassime v Lorenzi, Paolo | 7-6,6-2 |
| ATP - Miami | 2019/03/18 16:40 | Bemelmans, Ruben v Lorenzi, Paolo | 5-7,6-3,6-7 |
| Sao Paulo, Brazil | 2019/02/26 16:00 | Lorenzi, Paolo v Londero, Juan Ignacio | 6-7,1-6 |
| ATP - Delray Beach | 2019/02/21 18:00 | Steve Johnson v Lorenzi, Paolo | 7-5,7-5 |
| ATP - Delray Beach | 2019/02/19 18:35 | Smyczek, Tim v Lorenzi, Paolo | 5-7,3-6 |
| New York, USA | 2019/02/15 17:00 | Lorenzi, Paolo v Schnur, Brayden | 7-6,6-7,5-7 |
| New York, USA | 2019/02/13 17:55 | Lorenzi, Paolo v Harrison, Ryan | 4-6,6-4,6-4 |
| New York, USA | 2019/02/11 19:55 | Tennys Sandgren v Lorenzi, Paolo | 6-7,7-6,4-6 |
| Monterrey, Mexico | 2019/04/02 00:50 | Young, Donald v Ortega-Olmedo, Roberto | 6-4,6-4 |
| ATP - Indian Wells | 2019/03/08 19:00 | Young, Donald v Hubert Hurkacz | 3-6,3-6 |
| Challenger - Indian Wells | 2019/02/28 18:00 | Young, Donald v Lloyd Harris | 4-6,2-6 |
| Challenger - Indian Wells | 2019/02/26 21:45 | Laaksonen, Henri v Young, Donald | 5-7,6-3,4-6 |
| Challenger - Indian Wells | 2019/02/25 19:30 | Thai-Son Kwiatkowski v Young, Donald | 6-4,1-6,6-7 |
| ATP - Delray Beach | 2019/02/17 17:45 | Young, Donald v Daniel Evans | 2-6,6-7 |
| ATP - Delray Beach | 2019/02/16 18:35 | Fratangelo, Bjorn v Young, Donald | 2-6,6-7 |
| Challenger - Cleveland | 2019/01/30 02:55 | Smith, Roy v Young, Donald | 6-4,0-6,7-6 |