[68] Gianluca Mager 2-6,3-6,3-6 Roger Federer [3] 2019-04-21 19:30
Stadium: Court Philippe Chatrier Round: 26 Ground: Clay
Head to Head
| ATP Cincinnati | 2018/08/17 18:00 | Leonardo Mayer v Roger Federer | 1-6,6-7 |
| US Open | 2015/09/01 18:30 | Leonardo Mayer v Roger Federer | 1-6,2-6,2-6 |
| Challenger Shanghai | 2014/10/08 13:45 | Roger Federer v Leonardo Mayer | 7-5,3-6,7-6 |
Home History
| ATP Monte Carlo | 2019/04/13 09:00 | Leonardo Mayer v Alexei Popyrin | 6-7,6-2,6-7 |
| ATP Miami | 2019/03/26 00:30 | Stefanos Tsitsipas v Leonardo Mayer | 6-4,6-4 |
| ATP Miami | 2019/03/23 15:00 | Leonardo Mayer v Guido Pella | 6-2,6-4 |
| ATP Miami | 2019/03/21 15:00 | Leonardo Mayer v Mikael Ymer | 4-6,6-3,6-4 |
| ATP Indian Wells | 2019/03/09 20:35 | Gael Monfils v Leonardo Mayer | 6-4,3-6,6-3 |
| ATP Indian Wells | 2019/03/08 04:55 | Reilly Opelka v Leonardo Mayer | 6-7,6-7 |
| ATP Sao Paulo | 2019/03/01 15:30 | Leonardo Mayer v Cristian Garin | 6-4,4-6,4-6 |
| ATP Sao Paulo | 2019/02/27 18:35 | Leonardo Mayer v Lorenzo Sonego | 6-1,3-6,6-3 |
Away History
| ATP Miami | 2019/03/31 17:00 | John Isner v Roger Federer | 1-6,4-6 |
| ATP Miami | 2019/03/29 23:00 | Roger Federer v Denis Shapovalov | 6-2,6-4 |
| ATP Miami | 2019/03/28 23:40 | Kevin Anderson v Roger Federer | 0-6,4-6 |
| ATP Miami | 2019/03/27 19:00 | Daniil Medvedev v Roger Federer | 4-6,2-6 |
| ATP Miami | 2019/03/25 19:35 | Filip Krajinovic v Roger Federer | 5-7,3-6 |
| ATP Miami | 2019/03/23 21:35 | Radu Albot v Roger Federer | 6-4,5-7,3-6 |
| ATP Indian Wells | 2019/03/17 22:35 | Dominic Thiem v Roger Federer | 3-6,6-3,7-5 |
| ATP Indian Wells | 2019/03/15 18:00 | Hubert Hurkacz v Roger Federer | 4-6,4-6 |