| Challenger Koblenz | 02/03 10:25 | 25 | [298] Mats Rosenkranz v Patrick Zahraj [263] | Retired | |
| Challenger Oeiras | 01/28 13:45 | 26 |
[263] Ivan Gakhov
v
Mats Rosenkranz [327] |
6-4,7-6 | |
| Challenger Oeiras | 01/27 14:45 | 25 | [274] Andres Andrade v Mats Rosenkranz [327] | 1-6,2-6 | |
| Challenger Oeiras | 01/26 12:40 | 19 | [497] Andrea Guerrieri v Mats Rosenkranz [327] | 3-6,2-6 | |
| Challenger Oeiras Qual | 01/25 17:05 | 14 | [483] Pietro Fellin v Mats Rosenkranz [327] | 6-4,4-6,3-6 | |
| Challenger Oeiras | 01/23 13:05 | 27 |
[327] Mats Rosenkranz v
Chris Rodesch
[209]
|
3-6,6-7 | |
| Challenger Oeiras | 01/21 16:35 | 26 | Tiago Torres v Mats Rosenkranz | 6-1,4-6,4-6 | |
| Challenger Oeiras | 01/19 14:30 | 25 | [210] Juan Carlos Prado Angelo v Mats Rosenkranz [327] | 2-6,4-6 | |
| Challenger Champaign | 11/14 17:00 | 27 | [259] Mats Rosenkranz v Murphy Cassone [245] | 6-7,3-6 | |
| Challenger Champaign | 11/12 16:00 | 26 |
Mats Rosenkranz v
Adhithya Ganesan
|
6-1,6-2 | |
| Challenger Champaign | 11/11 17:55 | 25 | Mats Rosenkranz v Pablo Martinez Gomez | 6-3,6-3 | |
| Challenger Knoxville | 11/03 19:20 | 25 | [261] Mats Rosenkranz v Inaki Montes-De La Torre [363] | Retired |
Mats Rosenkranz (born 23 August 1998) is a German tennis player. He has a career high ATP singles ranking of world No. 254 achieved on 17 November 2025 and a career high doubles ranking of No. 389 achieved on 20 October 2025.
In January 2022, Rosenkranz won his first ATP Challenger doubles title, defeating Matías Franco Descotte and Facundo Díaz Acosta at the 2022 Challenger de Tigre, partnering with Conner Huertas del Pino.
In the first-round qualifying match for the 2022 Mallorca Open, Rosenkranz scored his biggest win against world No. 25 Nikoloz Basilashvili in straight sets. He lost in the second qualifying round to Antoine Bellier.
He won his first ATP Challenger singles title at the 2024 Manzanillo Open defeating Venezuelan Gonzalo Oliveira.