Stadium: Court 1 Round: 25 Ground: Grass
| Challenger Leon | 2014/04/04 20:00 | Sam Groth v Austin Krajicek | 7-6,3-6,7-6 |
| Challenger Busan | 2017/05/19 02:00 | Austin Krajicek v Dudi Sela | 4-6,2-6 |
| Challenger Busan | 2017/05/17 05:10 | Austin Krajicek v Brydan Klein | 6-4,6-2 |
| Challenger Busan | 2017/05/16 03:50 | Ruben Bemelmans v Austin Krajicek | 3-6,3-6 |
| Challenger Busan Qual | 2017/05/15 03:35 | Austin Krajicek v Daniel Nguyen | 6-1,6-3 |
| Challenger Busan Qual | 2017/05/14 03:10 | Austin Krajicek v Frederik Nielsen | 6-3,6-2 |
| Challenger Seoul | 2017/05/11 02:00 | Austin Krajicek v Alexander Sarkissian | 1-6,2-6 |
| Challenger Seoul | 2017/05/10 01:30 | Austin Krajicek v Seong Chan Hong | 7-6,6-3 |
| Challenger Seoul Qual | 2017/05/08 03:30 | Lucas Miedler v Austin Krajicek | 6-7,3-6 |
| Challenger Heilbronn | 2017/05/16 12:30 | Sam Groth v Andrej Martin | 3-6,3-6 |
| Challenger Heilbronn Qual | 2017/05/15 10:00 | Sam Groth v Yannik Reuter | 6-3,3-6,6-4 |
| Challenger Heilbronn Qual | 2017/05/14 12:35 | Sam Groth v Tallon Griekspoor | 6-3,7-6 |
| Challenger Heilbronn Qual | 2017/05/13 14:25 | Sam Groth v Tim Puetz | 7-6,6-1 |
| Challenger Rome | 2017/05/08 11:00 | Sam Groth v Kimmer Coppejans | 0-6,5-7 |
| ATP Estoril Qual | 2017/04/29 15:55 | Andrey Rublev v Sam Groth | 6-2,7-6 |
| ATP Budapest Qual | 2017/04/22 09:55 | Sam Groth v Marius Copil | 6-4,4-6,2-6 |
| Davis Cup | 2017/04/09 04:20 | Sam Groth v John Isner | 6-7,3-6 |